Information

8 / 12
1
2
Janitza electronics GmbH
Vor dem Polstück 6
35633 Lahnau, Germany
Support tel. [phone]
E-mail: [e-mail]
www.janitza.com
www.janitza.de
Doc. no. 2.061.064.1.a 12/2020 Hardware index 1.0
Item no. 33.03.389
Power Analyzer
UMG 96-PQ-L
Installation manual
Installation and device settings
Deutsche Version
siehe Vorderseite
3
2
The device is a multifunctional power analyzer
that:
• measures and calculates electrical parameters,
such as voltage, current, frequency, power,
work and harmonics, etc. in building
installations, on distribution units,
circuit breakers and busbar trunking systems.
• displays and saves measurement results and
transfers them via interfaces.
4
Connecting the supply voltage
Die Höhe der Versorgungsspannung für Ihr Gerät
entnehmen Sie dem Typenschild. Nach An-
schluss der Versorgungsspannung, erscheint eine
Anzeige auf dem Display. Erscheint keine Anzei-
ge, überprüfen Sie, ob die Versorgungsspannung
im Nennspannungsbereich liegt.
Procedure in the event of errors
Technical data
Supply voltage
Nominal range
230 V option:
AC 90 V - 277 V (50/60 Hz) or
DC 90 V - 250 V, 300 V CATIII
24 V option*:
AC 24 V - 90 V (50/60 Hz) or
DC 24 V - 90 V, 150 V CATIII
Operating range +-10% of nominal range
Power consumption
230 V option: max. 4.5 VA / 2 W
24 V option*: max. 4.5 VA / 2 W
Internal fuse,
not exchangeable
Type T1A / 250 VDC / 277 VAC
according to IEC 60127
Recommended overcurrent
protection device for the line
protection
230 V option: 6 - 16 A
24 V option*: 1 - 6 A
(Char. B)
(IEC-/UL approval)
Recommendation for max. number of devices on a circuit breaker:
Option 230 V: circuit breaker B6A: max. 4 devices /
circuit breaker B16A: max. 11 devices
24 V option: circuit breaker B6A: max. 3 devices /
circuit breaker B16A: max. 9 devices
General information
Net weight
(with attached connectors)
Approx. 250 g (0.55 lb)
Packaging weight
(including accessories)
Approx. 500 g (1.1 lb)
Battery
Type Lithium CR2032, 3 V
(approval according to UL 1642)
Data memory 64 MB
Service life of the backlight
40000 h
(After 40000 h, the backlight is
reduced to approx. 50%)
Impact resistance IK07 according to IEC 62262
Transport and storage
The following information applies to devices which are
transported or stored in the original packaging.
Free fall 1 m (39.37 in)
Temperature
-25 °C (-13 °F) up to
+70 °C (158 °F)
Relative humidity
(non-condensing)
0 to 90% RH
Current measurement
Rated current 5 A
Metering range 0,005 - 6 A
rms
Crest factor
(based on the rated current)
2 (based on 6 A
rms
)
Overload for 1 sec. 60 A (sinusoidal)
Resolution 0.1 mA (display 0.001 A)
Overvoltage category 300 V CAT II
Measurement voltage surge 2.5 kV
Power consumption approx. 0.2 VA (Ri=5 mΩ)
Sampling frequency 13,67 kHz
Fourier-analyse 1. - 65. harmonics
11 13
15
12
Establishing the connection to the PC
The most common connections for the
communication between the PC and device:
Abb. Back of UMG 96-PQ-L
1.
(gedrehtes Patchkabel)
RS485
PC/
GridVis
®
RS485
RS485
RS232
RS232
2.
(gedrehtes Patchkabel)
USB
RS485
RS485
RS485
USB
PC/
GridVis
®
(gedrehtes Patchkabel)
3.
UMG 604
RS485
Ethernet
RS485
PC/
GridVis
®
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
6
Voltage measurement
5
Network systems
Suitable network systems and maximum nominal voltages (DIN EN 61010-1/A1):
7
Voltage measurement connection versions
Three-phase 4-conductor
system
Single phase 3-conductor
system
Single phase 2-conductor
system
Voltage measurement in the
three-phase 4-conductor system
Voltage measurement in the
single-phase 3-conductor
system
Voltage measurement in the
single-phase 2-conductor
system
V1
V2
V3
VN
V1
V2
V3
VN
8
9
Current measurement connection versions
Three-phase 4-conductor system
Single phase 3-conductor
system
Single phase 2-conductor
system
Current measurement via the
current transformer in the three-
phase 4-conductor system
Current measurement via 2 cur-
rent transformers (Aron circuit)
in the three-phase-4-conductor
system
Current measurement in the
single-phase 3-conductor
system
Current measurement in the
single-phase 2-conductor
system
Voltage measurement
Three-phase 4-conductor
systems with nominal
voltages up to
417 V / 720 V (+-10%) according to IEC
347 V / 600 V (+-10%) according to UL
Three-phase 3-conductor
systems with nominal
voltages up to
600 V (+10%)
Single-phase 2-conductor
systems with rated voltages
up to
480 V (+-10%)
Overvoltage category 600 V CAT III
Measurement voltage surge 6 kV
Fuse for the voltage
measurement
1 - 10 A tripping characteristic B
(with IEC/UL approval)
Measuring range L-N
0
1)
- 600 Vrms
(max. overvoltage 800 Vrms)
Measuring range L-L
0
1)
- 1040 Vrms
(max. overvoltage 1350 Vrms)
Resolution 0.01 V
Crest factor 2.45 (related to the measurement range)
Impedance 3 MΩ/phase
Power consumption Approx. 0.1 VA
Sampling frequency
13,67 kHz
Frequency of the basic
oscillation
- resolution
45 Hz - 65 Hz
0.01 Hz
Fourier-analyse
1. - 65. harmonics
1) ... The device only determines the measured values if voltage
L1-N is greater than 20 Veff (4-conductor measurement) or
voltage L1-L2 is greater than 34 Veff (3-conductor measure-
ment) on voltage measurement input V1.
Digital outputs
3 digital outputs, semiconductor relays, not short-circuit proof.
Switching voltage Max. 33 V AC, 40 V DC
Switching current Max. 50 mAeff AC/DC
Response time Approx. 200 ms
Pulse output (energy pulse) Max. 50 Hz
Serial interface
RS485 - Modbus RTU/slave
9.6 kbps, 19.2 kbps, 38.4
kbps, 57.6 kbps, 115.2 kbps
Digital inputs
3 digital inputs, semiconductor relays, not short-circuit proof.
Maximum counter frequency 20 Hz
Input signal present
18 V - 28 V DC
(typical 4 mA)
Input signal not present
0 - 5 V DC,
current less than 0.5 mA
Analog output
External power supply Max. 33V
Current 0 - 20 mA
Update time 1 sec
Load Max. 300 Ω
Resolution 10 Bit
Line length (digital inputs/outputs)
Up to 30 m (32,81 yd) Unshielded
Greater than 30 m (32,81 yd) Shielded
The device is operated via 6 function buttons for
• selecting measured value displays.
• Navigation within the menus.
• Editing device settings.
Key Function
• Display menu
• Exit menu
• Cancel action (ESC)
• Switch to start display (Summary).
• Select position (to the left “
”).
• Configuration of a measured value
display as a start display (press until
message appears).
• Select menu item or position
(down “
”).
• Change (selection, number -1).
• Select menu item or position
(up “
”).
• Change (selection, number +1).
• Select position (to the right “”).
• Confirm selection (Enter).
Operation and button functions
Fig. UMG 96-PQ-L standard display -
measured values display “Summary”
Password configuration
he measurement device has an option of locking the
measurement device configuration with a password.
After a password configuration, the measurement
device requires the password to be entered for any
change to the measurement device configuration.
Setting range: 1-99999 = with password
00000 = factory setting
(no password)
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. The Configuration window appears.
4. In the Configuration window, use keys 3 and 4
to select the entry System and confirm with key
6 Enter.
5. The System window appears.
6. In the System window, use keys 3 and 4 to select
the entry Password and confirm with key 6 Enter.
7. The numbers for the Password entry appear in
“yellow”.
8. The keys 2 and 5 are used to select the position
of the number to be set and keys 3 and 4 are
used to change the number (-1 / +1).
User manual:
L1
N
1716
10 14
The device fronts may differ!
9. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
10. In order to arrive back at the start display,
press key 1 Esc 2x and then key 2 Home.
Configuring the RS485 connection
Configuring the current/voltage transformer
As an option to these connection options, an expan-
sion module for the UMG 96-PQ-L offers an Ether-
net interface for communication. Information on the
expansion module with Ethernet interface can be
found in the usage information for the module.
INFORMATION
Alternatively to the fuse and circuit breaker,
a miniature circuit breaker can also be used.
INFORMATION
For more information about device features,
data, assembly, and the battery used in the
device, see the user manual.
INFORMATION
You can easily configure the current transformer ratios
via
· the device menu Configuration > Measurement >
Measuring transformer (see step 15).
· the GridVis
®
software.
For details on current and voltage transformer ratios and
their settings, refer to the User’s Manual.
If the measurement range is exceeded, the device dis-
play for the current shows the warning notice Overcur-
rent and specifies the phase (further information in the
user manual).
The warning notice is acknowledged via key 5 Alarms.
INFORMATION
The current and voltage transformer ratios are
also configured in the device configuration of
the GridVis
®
software!
INFORMATION
You can easily configure the voltage
transformer ratios via
· the device menu Configuration > Measurement
> Measuring transformer
· the GridVis
®
software.
You can find more detailed information about the
current and voltage transformer ratios and their
settings in the user manual.
If the measurement range is exceeded, the
device display for the voltage shows the warning
notice Voltage swell and specifies the phase
(further information in the user manual).
The warning notice is acknowledged via key 5
Alarms.
INFORMATION
You can find more detailed information about the
device operation, displays and key functions in the
user manual.
INFORMATION
· The UMG 96-PQ-L is configured ex works
with the password 00000 (no password).
· The measurement device locks the device
configuration for 15 minutes after the
password is entered incorrectly four times.
· Note your password and keep it in a safe
place!
· You cannot configure your device without
a password. If the password is lost, notify
the support department of the device
manufacturer.
Three-phase 3-conductor system
Three-phase 3-conductor system
(assymetrical load)
Three-phase 3-conductor system
with a voltage transformer.
Only use the device in TN and TT networks!
L3
L2
L1
V1
V2
V3
VN
V1
V2
V3
VN
L3
L2
L1
V 1
V 2
V 3
V N
Three-phase 3-conductor system
Current measurement via current
transformers in the three-phase
3-conductor system
Current measurement via 2 current
transformers (Aron circuit) in the
three-phase 3-conductor system
Three-phase 4-conductor systems
with grounded neutral conductor
Three-phase 3-conductor systems
with grounded phase
IEC U
L-N
/ U
L-L:
417 VLN / 720 VLL U
L-L:
600 VLL
UL U
L-N
/ U
L-L:
347 VLN / 600 VLL U
L-L:
600 VLL
L1
L2
L3
EE
N
E
L1
L2
L3
E
N
R
L1
L2
L3
EE
L1
L2
EE
L
N
EE
L1
L2
L3
EE
L1
L2
N
EE
L1
L2
L3
EE
N
E
L1
L2
L3
E
N
R
L1
L2
L3
EE
L1
L2
EE
L
N
EE
L1
L2
L3
EE
L1
L2
N
EE
General information
Disclaimer
It is essential that the information products for the
devices are observed to ensure safe operation and
achieve the specified performance characteristics
and product features. Janitza electronics GmbH
assumes no liability for personal injuries, property
damage and financial losses resulting from the
failure to observe the information products.
Make sure that your information products are
legible and accessible.
You can find more documentation on our web site
www.janitza.de under
Support > Downloads.
Copyright notice
© 2020 - Janitza electronics GmbH - Lahnau.
All rights reserved. Any duplication, processing,
distribution and any other kind of use, even in part,
is prohibited.
Subject to technical changes.
• Make sure that the installation instructions
match your device.
• First, make sure you have read and understood
the document accompanying the product.
• Keep the documents accompanying the
product accessible through its service life
and hand them over to the subsequent owner
where applicable.
• Please refer to www.janitza.de for information
concerning device revisions and the
associated adjustments to the documentation
accompanying the product.
Disposal
Please observe the national regulations. Dispose
of individual parts, where necessary, depending
on the properties and existing country-specific
regulations, e.g. as:
• Electronic waste
• Plastic
• Metal
or commission a certified disposal company with
the scrapping.
Relevant laws,
applied standards and directives
Please refer to the Declaration of Conformity
on our web site (www.janitza.de) for the laws,
standards and directives applied by Janitza
electronics GmbH.
Safety
Safety instructions
The installation instructions do not include
a complete list of all safety measures necessary
for operating the device.
Special operating conditions may require
additional measures. The installation
instructions contain notes that must be
observed for your personal safety and
to prevent property damage.
Symbols used on the device:
The additional symbol on
the device itself indicates an
electrical danger that can result
in serious injuries or death.
The general warning symbol calls
attention to possible risks of
injury. Observe all the instructions
listed under this symbol in order
to prevent injuries or even death.
Safety instructions in the installation instructions
are highlighted with a warning triangle and are
presented as follows depending on the level of risk:
ATTENTION
Indicates an imminently dangerous situation
that can result in property damage or
environmental damage in the event of
noncompliance.
CAUTION
Indicates a potentially dangerous situation
that can result in minor injuries or property
damage.
WARNING
Indicates a potentially dangerous situation
that can result in serious injuries or death.
DANGER
Indicates an imminent danger that will result
in serious and/or fatal injuries.
INFORMATION
Points out procedures in which there are no dangers
of personal injuries or property damage.
Safety measures
When operating electrical devices, specific parts
of these devices inevitably carry dangerous
voltage. As a result, serious bodily harm or
property damage can occur if they are not
handled correctly:
• Before connecting the device, ground it at the
protective conductor terminal if available.
• Dangerous voltages may be present in all
circuit parts connected to the voltage supply.
• There may still be dangerous voltages present
in the device even after it is disconnected from
the supply voltage (capacitor storage).
• Do not operate equipment with open current
transformer circuits.
• Do not exceed the threshold values specified
in the user manual and on the rating plate. This
must also be observed during inspections and
commissioning.
• Observe the safety instructions and warning notices
in the documents that accompany the devices.
Qualified personnel
To prevent personal injuries and property damage,
only qualified personnel with electrical engineering
training may work on the device. They must also have
knowledge
• Of the national accident prevention regulations
• In safety technology standards
• In the installation, commissioning and operation of
the device.
WARNING
Risk of injury due to electric voltage!
Serious personal injuries or death can occur due
to:
· Touching live exposed or stripped cores.
· Device inputs that are dangerous to touch.
Before starting work, disconnect your system
from the power supply. Secure it against
being switched back on! Verify disconnection
from power! Ground and short-circuit! Cover
or block off neighboring parts that are under
voltage!
Intended use
The device is
• intended for installation in switching cabinets
and small installation distributors. The device
can be installed in any mounting position
(please observe section 3 “Assembly”).
• not intended for installation in vehicles! Using
the device in mobile equipment is considered
an unusual environmental condition and is
only permissible by special agreement.
• not intended for installation in areas exposed
to harmful oils, acids, gases, vapors, dust
and radiation, etc.
• designed as an indoor meter.
The prerequisites for smooth and safe operation
of the device include proper transport, storage,
setup and assembly, as well as proper operation
and maintenance.
Incoming goods inspection
The prerequisites for smooth and safe operation
of the device include proper transport, storage,
setup and assembly, as well as careful operation
and maintenance.
Exercise caution when unpacking and packing
the device, without using force and only using
suitable tools. Check:
• the device through a visual inspection to
ensure a flawless mechanical condition.
• the scope of delivery (see user manual)
before beginning the installation of the
device.
If you assume that safe operation is no longer
possible, the device must be shut down
immediately and prevented from unintended
re-commissioning.
It can be assumed that safe operation is no
longer possible, when, for example, the device:
• has visible damage,
• no longer functions despite an intact power
supply,
• was subjected to extended periods of
unfavorable conditions (e.g. storage outside
of the permissible climate thresholds
without adjustment to the room climate,
condensation, etc.) or transport stress
(e.g. falling from an elevated position, even
without visible external damage, etc.).
Brief device description
Install the device in the weather-protected front
panel of switching cabinets.
Cut-out size:
92
+0.8
x 92
+0.8
mm
(3.62
+0.03
x 3.62
+0.03
in)
For sufficient
ventilation, maintain
the distances to
neighboring parts.
Fig. mounting position
rear view of UMG 96-PA
Assembly
CAUTION
Property damage due to noncompliance with
the assembly instructions
Noncompliance with the assembly instructions
can damage or destroy your device.
Ensure sufficient air circulation in your
installation environment and, where
applicable, sufficient cooling with high
ambient temperatures.
Fuse
(UL/IEC listed)
Circuit breaker
N
L
PE/FE
Fig. Supply voltage connection.
Functional ground
CAUTION
Property damage due to noncompliance of
the connection conditions or impermissible
voltage swells!
Noncompliance of the connection conditions
or exceeding the permissible voltage range
can damage or destroy your device.
Before you connect the device to the supply
voltage, please observe the following:
· The voltage and frequency must comply
with the specifications on the rating plate.
Observe the limit values as described in
the user manual.
· In building installations, secure the supply
voltage with a UL/IEC-listed circuit
breaker/fuse.
· The circuit breaker
- must be easily accessible for the user
and located in the vicinity of the device.
- must be labeled for the respective
device.
· Do not tap the supply voltage at the
voltage transformers.
· Provide a fuse for the neutral conductor
if the neutral conductor connection is not
grounded to the source.
The device can be used in
• TN and TT networks
• residential and industrial sectors.
The device has 3 voltage inputs and is suitable
for different connection versions.
DANGER
Risk of injury or damage to device.
Noncompliance with the connection conditions
for the voltage measurement inputs can injure
you or damage the device. Therefore, please
observe the following:
· The voltage measurement inputs
- must not be connected to DC current.
- must be provided with a suitable, labeled
fuse and circuit breaker (alternative:
miniature circuit breaker) in their
immediate vicinity.
- are dangerous to touch.
· Voltages that exceed the allowed nominal
network voltages must be connected via
voltage transformers.
· Measured voltages and measured currents
must originate from the same network.
“Direct voltage measurement in a three-phase 4-conductor
system” connection version
The voltage measurement inputs are designed for
measurements in low-voltage networks in which
rated voltages occur up to 417 V phase to ground
and 720 V phase to phase in the 4-conductor
system.
The measurement voltage surge and surge voltages
correspond to overvoltage category 600 V CATIII.
L2
L3
N
L1
1)
Circuit breaker
2)
Fuse (UL/IEC-listed)
1) 1) 1)
2) 2) 2)
Fig. Warning notice of voltage swell
L2
L3
N
L1
Load
The device
• is only approved for a current measurement
using the current transformer.
• is designed for the connection of current
transformers with secondary currents
of ../1 A and ../5 A.
• has the current transformer ratio set to 5/5 A
by default.
• measures small DC currents
The current transformers must have basic
insulation according to IEC 61010-1:2010 for
the rated voltage of the circuit.
“Current measurement via current transformer” connection
Current measurement I1, I2, I3
WARNING
Electrical currents and voltages!
Open current transformers that are operated
on the secondary side (high voltage spikes) can
result in serious personal injuries or even death.
Avoid the open operation of the current
transformers and short-circuit unloaded
transformers.
WARNING
Risk of injury due to electric voltage!
Serious personal injuries or death can occur
due to:
· Touching live exposed or stripped cores.
· Device inputs that are dangerous to touch.
De-energize your system before beginning
to work! Secure it against being switched
back on! Verify disconnection from power!
Ground and short-circuit! Cover or block
off neighboring parts that are under voltage!
Ground the system!
Use the ground connection point with the
ground symbol for this.
Device connection
via interface converter.
Device connection
via interface converter.
Device connection
via a UMG 604 as a gateway.
CAUTION
Property damage due to incorrect network
settings.
Incorrect network settings can cause faults in
the IT network!
Consult your network administrator for the
correct network settings for your device.
The PC connection to the device via the RS485
serial interface with, e.g. a UMG 604 as the gateway
(see section “Establishing the connection to the
PC”) is a method for configuring the device(s)/
and reading out data.
Correct
Incorrect
Terminal strip
(Switching cabinet).
Device with RS485
interface
(without termination
resistor).
Device with RS485
interface
(termination resistor on
the device).
Example: PC connection via RS485 interface and UMG 604 as the gateway
RS485 bus structure
• Connect all devices in the RS485 bus structure
(line) according to the master/slave principle.
• A segment of a RS485 bus structure can
contain up to 32 participants/devices.
e.g. connection
to the UMG 604
as a gateway
(master)
e.g.
connection
of additional
slave devices
RS485 bus
A
B
A
B
Data GND
Fig. UMG 96-PQ-L
• Terminate the cable with termination resistors
(120 Ω, 0.25 W) at the beginning and end
of a segment. The device does not contain
a termination resistor.
• With more that 32 participants, use repeaters
to connect segments.
• Further information, e.g. Cable type, refer to
the user manual.
INFORMATION
Using the corresponding menu items, assign the
slave devices in the RS485 bus structure
· Different device addresses.
· Different device addresses compared to the
master device (UMG 604).
· The same transmission rate (baud rate).
· The same data frame.
Function keys
After a return of power, the device starts with the
Summary measured value display (default setting).
Press function key 1 to access the menu selection
(see user manual for description).
Display title
Measured
values
Function key
label
After a return of power, the device displays the
Summary measured value display. Proceed as
follows to configure an RS485 connection:
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. If the device is password-protected, enter
the password here (see step 15).
4. The Configuration window appears.
5. In the Configuration window, use keys 3 and 4
to select the entry Communication and confirm
with key 6 Enter.
6. The Communication window appears.
7. In the Communication window, configure the
entries for the fieldbus (RS485 connection),
such as device address, baud rate and data
frame, by selecting the respective entries and
confirming with key 6 Enter.
8. The keys 2 and 5 are used to change the
position of the number to be set for each
entry and keys 3 and 4 are used to change the
number (-1 / +1).
9. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
10. In order to arrive back at the start display,
press key 1 Esc 2x and then key 2 Home.
Fig. “Communication” window with the entries for the configuration
of the RS485 connection.
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. If the device is password-protected, enter
the password here (see step 15).
4. The Configuration window appears.
5. In the Configuration window, use keys 3 and 4
to select the entry Measurement and confirm
with key 6 Enter.
6. The Measurement window appears.
7. In the Measurement window, select the entry
Measuring transformer and confirm using key 6
Enter.
8. The configuration window with the primary and
secondary entries for the current and voltage
transformers appears.
9. In the Measurement window, select the primary
or secondary current or voltage transformer using
keys 2 to 5.
10. Confirm your selection by pressing key 6 Enter.
11. The keys 2 and 5 are used to change the position
of the number to be set for each entry and keys 3
and 4 are used to change the number (-1 / +1).
Fig. “Measurement” window with the configuration of the
current and voltage transformer.
12. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
13. In order to arrive back at the start display, press
key 1 Esc 3x and then key 2 Home.
Ambient conditions during operation
Use the device in a weather-protected, stationary application.
Protection class II in acc. with IEC 60536 (VDE 0106, Part 1).
Operating temperature range -10 °C (14 °F) up to +55 °C (131 °F)
Relative humidity
(non-condensing)
0 to 75% RH
Operating altitude
0 - 2000 m (1.24 mi) above
sea level
Pollution degree 2
Installation position discretionary
Ventilation No external ventilation required.
Protection against foreign
bodies and water
- Front
- Rear
- Front side with sealing
IP40 i.a.w. EN60529
IP20 i.a.w. EN60529
IP54 i.a.w. EN60529
Terminal connection capacity (supply voltage)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4.0 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0,2 - 2,5 mm
2
, AWG 26-14
Cable end sleeve (insulated) 0,2 - 2,5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity
(digital inputs and outputs, analog output)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 1.5 mm
2
, AWG 28-16
Cable end sleeve (not insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Cable end sleeve (insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Tightening torque 0.2 - 0.25 Nm (1.77 - 2.21 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (current measurement)
Connectable conductors. Only one conductor can be connected
per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0.2 - 4 mm
2
, AWG 26-12
Cable end sleeve (insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (serial interface)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 1.5 mm
2
, AWG 28-16
Cable end sleeve (not insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Cable end sleeve (insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Tightening torque 0.2 - 0.25 Nm (1.77 - 2.21 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (voltage measurement)
Connectable conductors. Only one conductor can be connected
per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Cable end sleeve (insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Possible error Cause Remedy
No display
External fuse for the power supply voltage has
tripped.
Replace fuse.
No current display
Measured voltage is not connected. Connect the measured voltage.
Measurement current is not connected. Connect measurement current.
Current displayed is
too large or too small.
Current measurement in the wrong phase. Check connection and correct if necessary.
Current transformer factor is incorrectly programmed.
Read out and program the current transformer
transformation ratio at the current transformer.
Current harmonics exceed the current peak value
at the measurement input
Install current transformer with a larger CT ratio.
The current at the measurement input was not
achieved.
Install current transformer with a smaller current
transformer ratio.
Voltage displayed is too large
or too small.
Measurement in the wrong phase. Check connection and correct if necessary.
Voltage transformer incorrectly programmed.
Read out and program the voltage transformer ratio
at the voltage transformer.
Voltage displayed is too
small.
Measurement range exceeded. Install voltage transformers.
The peak voltage value at the measurement input has
been exceeded by harmonic components.
Attention! Ensure the measurement inputs are not
overloaded.
Device still does not work
despite the above measures.
Device defective.
Send the device to the manufacturer for inspection
and testing.
1
2
Janitza electronics GmbH
Vor dem Polstück 6
35633 Lahnau, Germany
Support tel. [phone]
E-mail: [e-mail]
www.janitza.com
www.janitza.de
Doc. no. 2.061.064.1.a 12/2020 Hardware index 1.0
Item no. 33.03.389
Power Analyzer
UMG 96-PQ-L
Installation manual
Installation and device settings
Deutsche Version
siehe Vorderseite
3
2
The device is a multifunctional power analyzer
that:
• measures and calculates electrical parameters,
such as voltage, current, frequency, power,
work and harmonics, etc. in building
installations, on distribution units,
circuit breakers and busbar trunking systems.
• displays and saves measurement results and
transfers them via interfaces.
4
Connecting the supply voltage
Die Höhe der Versorgungsspannung für Ihr Gerät
entnehmen Sie dem Typenschild. Nach An-
schluss der Versorgungsspannung, erscheint eine
Anzeige auf dem Display. Erscheint keine Anzei-
ge, überprüfen Sie, ob die Versorgungsspannung
im Nennspannungsbereich liegt.
Procedure in the event of errors
Technical data
Supply voltage
Nominal range
230 V option:
AC 90 V - 277 V (50/60 Hz) or
DC 90 V - 250 V, 300 V CATIII
24 V option*:
AC 24 V - 90 V (50/60 Hz) or
DC 24 V - 90 V, 150 V CATIII
Operating range +-10% of nominal range
Power consumption
230 V option: max. 4.5 VA / 2 W
24 V option*: max. 4.5 VA / 2 W
Internal fuse,
not exchangeable
Type T1A / 250 VDC / 277 VAC
according to IEC 60127
Recommended overcurrent
protection device for the line
protection
230 V option: 6 - 16 A
24 V option*: 1 - 6 A
(Char. B)
(IEC-/UL approval)
Recommendation for max. number of devices on a circuit breaker:
Option 230 V: circuit breaker B6A: max. 4 devices /
circuit breaker B16A: max. 11 devices
24 V option: circuit breaker B6A: max. 3 devices /
circuit breaker B16A: max. 9 devices
General information
Net weight
(with attached connectors)
Approx. 250 g (0.55 lb)
Packaging weight
(including accessories)
Approx. 500 g (1.1 lb)
Battery
Type Lithium CR2032, 3 V
(approval according to UL 1642)
Data memory 64 MB
Service life of the backlight
40000 h
(After 40000 h, the backlight is
reduced to approx. 50%)
Impact resistance IK07 according to IEC 62262
Transport and storage
The following information applies to devices which are
transported or stored in the original packaging.
Free fall 1 m (39.37 in)
Temperature
-25 °C (-13 °F) up to
+70 °C (158 °F)
Relative humidity
(non-condensing)
0 to 90% RH
Current measurement
Rated current 5 A
Metering range 0,005 - 6 A
rms
Crest factor
(based on the rated current)
2 (based on 6 A
rms
)
Overload for 1 sec. 60 A (sinusoidal)
Resolution 0.1 mA (display 0.001 A)
Overvoltage category 300 V CAT II
Measurement voltage surge 2.5 kV
Power consumption approx. 0.2 VA (Ri=5 mΩ)
Sampling frequency 13,67 kHz
Fourier-analyse 1. - 65. harmonics
11 13
15
12
Establishing the connection to the PC
The most common connections for the
communication between the PC and device:
Abb. Back of UMG 96-PQ-L
1.
(gedrehtes Patchkabel)
RS485
PC/
GridVis
®
RS485
RS485
RS232
RS232
2.
(gedrehtes Patchkabel)
USB
RS485
RS485
RS485
USB
PC/
GridVis
®
(gedrehtes Patchkabel)
3.
UMG 604
RS485
Ethernet
RS485
PC/
GridVis
®
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
6
Voltage measurement
5
Network systems
Suitable network systems and maximum nominal voltages (DIN EN 61010-1/A1):
7
Voltage measurement connection versions
Three-phase 4-conductor
system
Single phase 3-conductor
system
Single phase 2-conductor
system
Voltage measurement in the
three-phase 4-conductor system
Voltage measurement in the
single-phase 3-conductor
system
Voltage measurement in the
single-phase 2-conductor
system
V1
V2
V3
VN
V1
V2
V3
VN
8
9
Current measurement connection versions
Three-phase 4-conductor system
Single phase 3-conductor
system
Single phase 2-conductor
system
Current measurement via the
current transformer in the three-
phase 4-conductor system
Current measurement via 2 cur-
rent transformers (Aron circuit)
in the three-phase-4-conductor
system
Current measurement in the
single-phase 3-conductor
system
Current measurement in the
single-phase 2-conductor
system
Voltage measurement
Three-phase 4-conductor
systems with nominal
voltages up to
417 V / 720 V (+-10%) according to IEC
347 V / 600 V (+-10%) according to UL
Three-phase 3-conductor
systems with nominal
voltages up to
600 V (+10%)
Single-phase 2-conductor
systems with rated voltages
up to
480 V (+-10%)
Overvoltage category 600 V CAT III
Measurement voltage surge 6 kV
Fuse for the voltage
measurement
1 - 10 A tripping characteristic B
(with IEC/UL approval)
Measuring range L-N
0
1)
- 600 Vrms
(max. overvoltage 800 Vrms)
Measuring range L-L
0
1)
- 1040 Vrms
(max. overvoltage 1350 Vrms)
Resolution 0.01 V
Crest factor 2.45 (related to the measurement range)
Impedance 3 MΩ/phase
Power consumption Approx. 0.1 VA
Sampling frequency
13,67 kHz
Frequency of the basic
oscillation
- resolution
45 Hz - 65 Hz
0.01 Hz
Fourier-analyse
1. - 65. harmonics
1) ... The device only determines the measured values if voltage
L1-N is greater than 20 Veff (4-conductor measurement) or
voltage L1-L2 is greater than 34 Veff (3-conductor measure-
ment) on voltage measurement input V1.
Digital outputs
3 digital outputs, semiconductor relays, not short-circuit proof.
Switching voltage Max. 33 V AC, 40 V DC
Switching current Max. 50 mAeff AC/DC
Response time Approx. 200 ms
Pulse output (energy pulse) Max. 50 Hz
Serial interface
RS485 - Modbus RTU/slave
9.6 kbps, 19.2 kbps, 38.4
kbps, 57.6 kbps, 115.2 kbps
Digital inputs
3 digital inputs, semiconductor relays, not short-circuit proof.
Maximum counter frequency 20 Hz
Input signal present
18 V - 28 V DC
(typical 4 mA)
Input signal not present
0 - 5 V DC,
current less than 0.5 mA
Analog output
External power supply Max. 33V
Current 0 - 20 mA
Update time 1 sec
Load Max. 300 Ω
Resolution 10 Bit
Line length (digital inputs/outputs)
Up to 30 m (32,81 yd) Unshielded
Greater than 30 m (32,81 yd) Shielded
The device is operated via 6 function buttons for
• selecting measured value displays.
• Navigation within the menus.
• Editing device settings.
Key Function
• Display menu
• Exit menu
• Cancel action (ESC)
• Switch to start display (Summary).
• Select position (to the left “
”).
• Configuration of a measured value
display as a start display (press until
message appears).
• Select menu item or position
(down “
”).
• Change (selection, number -1).
• Select menu item or position
(up “
”).
• Change (selection, number +1).
• Select position (to the right “”).
• Confirm selection (Enter).
Operation and button functions
Fig. UMG 96-PQ-L standard display -
measured values display “Summary”
Password configuration
he measurement device has an option of locking the
measurement device configuration with a password.
After a password configuration, the measurement
device requires the password to be entered for any
change to the measurement device configuration.
Setting range: 1-99999 = with password
00000 = factory setting
(no password)
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. The Configuration window appears.
4. In the Configuration window, use keys 3 and 4
to select the entry System and confirm with key
6 Enter.
5. The System window appears.
6. In the System window, use keys 3 and 4 to select
the entry Password and confirm with key 6 Enter.
7. The numbers for the Password entry appear in
“yellow”.
8. The keys 2 and 5 are used to select the position
of the number to be set and keys 3 and 4 are
used to change the number (-1 / +1).
User manual:
L1
N
1716
10 14
The device fronts may differ!
9. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
10. In order to arrive back at the start display,
press key 1 Esc 2x and then key 2 Home.
Configuring the RS485 connection
Configuring the current/voltage transformer
As an option to these connection options, an expan-
sion module for the UMG 96-PQ-L offers an Ether-
net interface for communication. Information on the
expansion module with Ethernet interface can be
found in the usage information for the module.
INFORMATION
Alternatively to the fuse and circuit breaker,
a miniature circuit breaker can also be used.
INFORMATION
For more information about device features,
data, assembly, and the battery used in the
device, see the user manual.
INFORMATION
You can easily configure the current transformer ratios
via
· the device menu Configuration > Measurement >
Measuring transformer (see step 15).
· the GridVis
®
software.
For details on current and voltage transformer ratios and
their settings, refer to the User’s Manual.
If the measurement range is exceeded, the device dis-
play for the current shows the warning notice Overcur-
rent and specifies the phase (further information in the
user manual).
The warning notice is acknowledged via key 5 Alarms.
INFORMATION
The current and voltage transformer ratios are
also configured in the device configuration of
the GridVis
®
software!
INFORMATION
You can easily configure the voltage
transformer ratios via
· the device menu Configuration > Measurement
> Measuring transformer
· the GridVis
®
software.
You can find more detailed information about the
current and voltage transformer ratios and their
settings in the user manual.
If the measurement range is exceeded, the
device display for the voltage shows the warning
notice Voltage swell and specifies the phase
(further information in the user manual).
The warning notice is acknowledged via key 5
Alarms.
INFORMATION
You can find more detailed information about the
device operation, displays and key functions in the
user manual.
INFORMATION
· The UMG 96-PQ-L is configured ex works
with the password 00000 (no password).
· The measurement device locks the device
configuration for 15 minutes after the
password is entered incorrectly four times.
· Note your password and keep it in a safe
place!
· You cannot configure your device without
a password. If the password is lost, notify
the support department of the device
manufacturer.
Three-phase 3-conductor system
Three-phase 3-conductor system
(assymetrical load)
Three-phase 3-conductor system
with a voltage transformer.
Only use the device in TN and TT networks!
L3
L2
L1
V1
V2
V3
VN
V1
V2
V3
VN
L3
L2
L1
V 1
V 2
V 3
V N
Three-phase 3-conductor system
Current measurement via current
transformers in the three-phase
3-conductor system
Current measurement via 2 current
transformers (Aron circuit) in the
three-phase 3-conductor system
Three-phase 4-conductor systems
with grounded neutral conductor
Three-phase 3-conductor systems
with grounded phase
IEC U
L-N
/ U
L-L:
417 VLN / 720 VLL U
L-L:
600 VLL
UL U
L-N
/ U
L-L:
347 VLN / 600 VLL U
L-L:
600 VLL
L1
L2
L3
EE
N
E
L1
L2
L3
E
N
R
L1
L2
L3
EE
L1
L2
EE
L
N
EE
L1
L2
L3
EE
L1
L2
N
EE
L1
L2
L3
EE
N
E
L1
L2
L3
E
N
R
L1
L2
L3
EE
L1
L2
EE
L
N
EE
L1
L2
L3
EE
L1
L2
N
EE
General information
Disclaimer
It is essential that the information products for the
devices are observed to ensure safe operation and
achieve the specified performance characteristics
and product features. Janitza electronics GmbH
assumes no liability for personal injuries, property
damage and financial losses resulting from the
failure to observe the information products.
Make sure that your information products are
legible and accessible.
You can find more documentation on our web site
www.janitza.de under
Support > Downloads.
Copyright notice
© 2020 - Janitza electronics GmbH - Lahnau.
All rights reserved. Any duplication, processing,
distribution and any other kind of use, even in part,
is prohibited.
Subject to technical changes.
• Make sure that the installation instructions
match your device.
• First, make sure you have read and understood
the document accompanying the product.
• Keep the documents accompanying the
product accessible through its service life
and hand them over to the subsequent owner
where applicable.
• Please refer to www.janitza.de for information
concerning device revisions and the
associated adjustments to the documentation
accompanying the product.
Disposal
Please observe the national regulations. Dispose
of individual parts, where necessary, depending
on the properties and existing country-specific
regulations, e.g. as:
• Electronic waste
• Plastic
• Metal
or commission a certified disposal company with
the scrapping.
Relevant laws,
applied standards and directives
Please refer to the Declaration of Conformity
on our web site (www.janitza.de) for the laws,
standards and directives applied by Janitza
electronics GmbH.
Safety
Safety instructions
The installation instructions do not include
a complete list of all safety measures necessary
for operating the device.
Special operating conditions may require
additional measures. The installation
instructions contain notes that must be
observed for your personal safety and
to prevent property damage.
Symbols used on the device:
The additional symbol on
the device itself indicates an
electrical danger that can result
in serious injuries or death.
The general warning symbol calls
attention to possible risks of
injury. Observe all the instructions
listed under this symbol in order
to prevent injuries or even death.
Safety instructions in the installation instructions
are highlighted with a warning triangle and are
presented as follows depending on the level of risk:
ATTENTION
Indicates an imminently dangerous situation
that can result in property damage or
environmental damage in the event of
noncompliance.
CAUTION
Indicates a potentially dangerous situation
that can result in minor injuries or property
damage.
WARNING
Indicates a potentially dangerous situation
that can result in serious injuries or death.
DANGER
Indicates an imminent danger that will result
in serious and/or fatal injuries.
INFORMATION
Points out procedures in which there are no dangers
of personal injuries or property damage.
Safety measures
When operating electrical devices, specific parts
of these devices inevitably carry dangerous
voltage. As a result, serious bodily harm or
property damage can occur if they are not
handled correctly:
• Before connecting the device, ground it at the
protective conductor terminal if available.
• Dangerous voltages may be present in all
circuit parts connected to the voltage supply.
• There may still be dangerous voltages present
in the device even after it is disconnected from
the supply voltage (capacitor storage).
• Do not operate equipment with open current
transformer circuits.
• Do not exceed the threshold values specified
in the user manual and on the rating plate. This
must also be observed during inspections and
commissioning.
• Observe the safety instructions and warning notices
in the documents that accompany the devices.
Qualified personnel
To prevent personal injuries and property damage,
only qualified personnel with electrical engineering
training may work on the device. They must also have
knowledge
• Of the national accident prevention regulations
• In safety technology standards
• In the installation, commissioning and operation of
the device.
WARNING
Risk of injury due to electric voltage!
Serious personal injuries or death can occur due
to:
· Touching live exposed or stripped cores.
· Device inputs that are dangerous to touch.
Before starting work, disconnect your system
from the power supply. Secure it against
being switched back on! Verify disconnection
from power! Ground and short-circuit! Cover
or block off neighboring parts that are under
voltage!
Intended use
The device is
• intended for installation in switching cabinets
and small installation distributors. The device
can be installed in any mounting position
(please observe section 3 “Assembly”).
• not intended for installation in vehicles! Using
the device in mobile equipment is considered
an unusual environmental condition and is
only permissible by special agreement.
• not intended for installation in areas exposed
to harmful oils, acids, gases, vapors, dust
and radiation, etc.
• designed as an indoor meter.
The prerequisites for smooth and safe operation
of the device include proper transport, storage,
setup and assembly, as well as proper operation
and maintenance.
Incoming goods inspection
The prerequisites for smooth and safe operation
of the device include proper transport, storage,
setup and assembly, as well as careful operation
and maintenance.
Exercise caution when unpacking and packing
the device, without using force and only using
suitable tools. Check:
• the device through a visual inspection to
ensure a flawless mechanical condition.
• the scope of delivery (see user manual)
before beginning the installation of the
device.
If you assume that safe operation is no longer
possible, the device must be shut down
immediately and prevented from unintended
re-commissioning.
It can be assumed that safe operation is no
longer possible, when, for example, the device:
• has visible damage,
• no longer functions despite an intact power
supply,
• was subjected to extended periods of
unfavorable conditions (e.g. storage outside
of the permissible climate thresholds
without adjustment to the room climate,
condensation, etc.) or transport stress
(e.g. falling from an elevated position, even
without visible external damage, etc.).
Brief device description
Install the device in the weather-protected front
panel of switching cabinets.
Cut-out size:
92
+0.8
x 92
+0.8
mm
(3.62
+0.03
x 3.62
+0.03
in)
For sufficient
ventilation, maintain
the distances to
neighboring parts.
Fig. mounting position
rear view of UMG 96-PA
Assembly
CAUTION
Property damage due to noncompliance with
the assembly instructions
Noncompliance with the assembly instructions
can damage or destroy your device.
Ensure sufficient air circulation in your
installation environment and, where
applicable, sufficient cooling with high
ambient temperatures.
Fuse
(UL/IEC listed)
Circuit breaker
N
L
PE/FE
Fig. Supply voltage connection.
Functional ground
CAUTION
Property damage due to noncompliance of
the connection conditions or impermissible
voltage swells!
Noncompliance of the connection conditions
or exceeding the permissible voltage range
can damage or destroy your device.
Before you connect the device to the supply
voltage, please observe the following:
· The voltage and frequency must comply
with the specifications on the rating plate.
Observe the limit values as described in
the user manual.
· In building installations, secure the supply
voltage with a UL/IEC-listed circuit
breaker/fuse.
· The circuit breaker
- must be easily accessible for the user
and located in the vicinity of the device.
- must be labeled for the respective
device.
· Do not tap the supply voltage at the
voltage transformers.
· Provide a fuse for the neutral conductor
if the neutral conductor connection is not
grounded to the source.
The device can be used in
• TN and TT networks
• residential and industrial sectors.
The device has 3 voltage inputs and is suitable
for different connection versions.
DANGER
Risk of injury or damage to device.
Noncompliance with the connection conditions
for the voltage measurement inputs can injure
you or damage the device. Therefore, please
observe the following:
· The voltage measurement inputs
- must not be connected to DC current.
- must be provided with a suitable, labeled
fuse and circuit breaker (alternative:
miniature circuit breaker) in their
immediate vicinity.
- are dangerous to touch.
· Voltages that exceed the allowed nominal
network voltages must be connected via
voltage transformers.
· Measured voltages and measured currents
must originate from the same network.
“Direct voltage measurement in a three-phase 4-conductor
system” connection version
The voltage measurement inputs are designed for
measurements in low-voltage networks in which
rated voltages occur up to 417 V phase to ground
and 720 V phase to phase in the 4-conductor
system.
The measurement voltage surge and surge voltages
correspond to overvoltage category 600 V CATIII.
L2
L3
N
L1
1)
Circuit breaker
2)
Fuse (UL/IEC-listed)
1) 1) 1)
2) 2) 2)
Fig. Warning notice of voltage swell
L2
L3
N
L1
Load
The device
• is only approved for a current measurement
using the current transformer.
• is designed for the connection of current
transformers with secondary currents
of ../1 A and ../5 A.
• has the current transformer ratio set to 5/5 A
by default.
• measures small DC currents
The current transformers must have basic
insulation according to IEC 61010-1:2010 for
the rated voltage of the circuit.
“Current measurement via current transformer” connection
Current measurement I1, I2, I3
WARNING
Electrical currents and voltages!
Open current transformers that are operated
on the secondary side (high voltage spikes) can
result in serious personal injuries or even death.
Avoid the open operation of the current
transformers and short-circuit unloaded
transformers.
WARNING
Risk of injury due to electric voltage!
Serious personal injuries or death can occur
due to:
· Touching live exposed or stripped cores.
· Device inputs that are dangerous to touch.
De-energize your system before beginning
to work! Secure it against being switched
back on! Verify disconnection from power!
Ground and short-circuit! Cover or block
off neighboring parts that are under voltage!
Ground the system!
Use the ground connection point with the
ground symbol for this.
Device connection
via interface converter.
Device connection
via interface converter.
Device connection
via a UMG 604 as a gateway.
CAUTION
Property damage due to incorrect network
settings.
Incorrect network settings can cause faults in
the IT network!
Consult your network administrator for the
correct network settings for your device.
The PC connection to the device via the RS485
serial interface with, e.g. a UMG 604 as the gateway
(see section “Establishing the connection to the
PC”) is a method for configuring the device(s)/
and reading out data.
Correct
Incorrect
Terminal strip
(Switching cabinet).
Device with RS485
interface
(without termination
resistor).
Device with RS485
interface
(termination resistor on
the device).
Example: PC connection via RS485 interface and UMG 604 as the gateway
RS485 bus structure
• Connect all devices in the RS485 bus structure
(line) according to the master/slave principle.
• A segment of a RS485 bus structure can
contain up to 32 participants/devices.
e.g. connection
to the UMG 604
as a gateway
(master)
e.g.
connection
of additional
slave devices
RS485 bus
A
B
A
B
Data GND
Fig. UMG 96-PQ-L
• Terminate the cable with termination resistors
(120 Ω, 0.25 W) at the beginning and end
of a segment. The device does not contain
a termination resistor.
• With more that 32 participants, use repeaters
to connect segments.
• Further information, e.g. Cable type, refer to
the user manual.
INFORMATION
Using the corresponding menu items, assign the
slave devices in the RS485 bus structure
· Different device addresses.
· Different device addresses compared to the
master device (UMG 604).
· The same transmission rate (baud rate).
· The same data frame.
Function keys
After a return of power, the device starts with the
Summary measured value display (default setting).
Press function key 1 to access the menu selection
(see user manual for description).
Display title
Measured
values
Function key
label
After a return of power, the device displays the
Summary measured value display. Proceed as
follows to configure an RS485 connection:
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. If the device is password-protected, enter
the password here (see step 15).
4. The Configuration window appears.
5. In the Configuration window, use keys 3 and 4
to select the entry Communication and confirm
with key 6 Enter.
6. The Communication window appears.
7. In the Communication window, configure the
entries for the fieldbus (RS485 connection),
such as device address, baud rate and data
frame, by selecting the respective entries and
confirming with key 6 Enter.
8. The keys 2 and 5 are used to change the
position of the number to be set for each
entry and keys 3 and 4 are used to change the
number (-1 / +1).
9. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
10. In order to arrive back at the start display,
press key 1 Esc 2x and then key 2 Home.
Fig. “Communication” window with the entries for the configuration
of the RS485 connection.
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. If the device is password-protected, enter
the password here (see step 15).
4. The Configuration window appears.
5. In the Configuration window, use keys 3 and 4
to select the entry Measurement and confirm
with key 6 Enter.
6. The Measurement window appears.
7. In the Measurement window, select the entry
Measuring transformer and confirm using key 6
Enter.
8. The configuration window with the primary and
secondary entries for the current and voltage
transformers appears.
9. In the Measurement window, select the primary
or secondary current or voltage transformer using
keys 2 to 5.
10. Confirm your selection by pressing key 6 Enter.
11. The keys 2 and 5 are used to change the position
of the number to be set for each entry and keys 3
and 4 are used to change the number (-1 / +1).
Fig. “Measurement” window with the configuration of the
current and voltage transformer.
12. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
13. In order to arrive back at the start display, press
key 1 Esc 3x and then key 2 Home.
Ambient conditions during operation
Use the device in a weather-protected, stationary application.
Protection class II in acc. with IEC 60536 (VDE 0106, Part 1).
Operating temperature range -10 °C (14 °F) up to +55 °C (131 °F)
Relative humidity
(non-condensing)
0 to 75% RH
Operating altitude
0 - 2000 m (1.24 mi) above
sea level
Pollution degree 2
Installation position discretionary
Ventilation No external ventilation required.
Protection against foreign
bodies and water
- Front
- Rear
- Front side with sealing
IP40 i.a.w. EN60529
IP20 i.a.w. EN60529
IP54 i.a.w. EN60529
Terminal connection capacity (supply voltage)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4.0 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0,2 - 2,5 mm
2
, AWG 26-14
Cable end sleeve (insulated) 0,2 - 2,5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity
(digital inputs and outputs, analog output)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 1.5 mm
2
, AWG 28-16
Cable end sleeve (not insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Cable end sleeve (insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Tightening torque 0.2 - 0.25 Nm (1.77 - 2.21 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (current measurement)
Connectable conductors. Only one conductor can be connected
per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0.2 - 4 mm
2
, AWG 26-12
Cable end sleeve (insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (serial interface)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 1.5 mm
2
, AWG 28-16
Cable end sleeve (not insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Cable end sleeve (insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Tightening torque 0.2 - 0.25 Nm (1.77 - 2.21 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (voltage measurement)
Connectable conductors. Only one conductor can be connected
per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Cable end sleeve (insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Possible error Cause Remedy
No display
External fuse for the power supply voltage has
tripped.
Replace fuse.
No current display
Measured voltage is not connected. Connect the measured voltage.
Measurement current is not connected. Connect measurement current.
Current displayed is
too large or too small.
Current measurement in the wrong phase. Check connection and correct if necessary.
Current transformer factor is incorrectly programmed.
Read out and program the current transformer
transformation ratio at the current transformer.
Current harmonics exceed the current peak value
at the measurement input
Install current transformer with a larger CT ratio.
The current at the measurement input was not
achieved.
Install current transformer with a smaller current
transformer ratio.
Voltage displayed is too large
or too small.
Measurement in the wrong phase. Check connection and correct if necessary.
Voltage transformer incorrectly programmed.
Read out and program the voltage transformer ratio
at the voltage transformer.
Voltage displayed is too
small.
Measurement range exceeded. Install voltage transformers.
The peak voltage value at the measurement input has
been exceeded by harmonic components.
Attention! Ensure the measurement inputs are not
overloaded.
Device still does not work
despite the above measures.
Device defective.
Send the device to the manufacturer for inspection
and testing.
1
2
Janitza electronics GmbH
Vor dem Polstück 6
35633 Lahnau, Germany
Support tel. [phone]
E-mail: [e-mail]
www.janitza.com
www.janitza.de
Doc. no. 2.061.064.1.a 12/2020 Hardware index 1.0
Item no. 33.03.389
Power Analyzer
UMG 96-PQ-L
Installation manual
Installation and device settings
Deutsche Version
siehe Vorderseite
3
2
The device is a multifunctional power analyzer
that:
• measures and calculates electrical parameters,
such as voltage, current, frequency, power,
work and harmonics, etc. in building
installations, on distribution units,
circuit breakers and busbar trunking systems.
• displays and saves measurement results and
transfers them via interfaces.
4
Connecting the supply voltage
Die Höhe der Versorgungsspannung für Ihr Gerät
entnehmen Sie dem Typenschild. Nach An-
schluss der Versorgungsspannung, erscheint eine
Anzeige auf dem Display. Erscheint keine Anzei-
ge, überprüfen Sie, ob die Versorgungsspannung
im Nennspannungsbereich liegt.
Procedure in the event of errors
Technical data
Supply voltage
Nominal range
230 V option:
AC 90 V - 277 V (50/60 Hz) or
DC 90 V - 250 V, 300 V CATIII
24 V option*:
AC 24 V - 90 V (50/60 Hz) or
DC 24 V - 90 V, 150 V CATIII
Operating range +-10% of nominal range
Power consumption
230 V option: max. 4.5 VA / 2 W
24 V option*: max. 4.5 VA / 2 W
Internal fuse,
not exchangeable
Type T1A / 250 VDC / 277 VAC
according to IEC 60127
Recommended overcurrent
protection device for the line
protection
230 V option: 6 - 16 A
24 V option*: 1 - 6 A
(Char. B)
(IEC-/UL approval)
Recommendation for max. number of devices on a circuit breaker:
Option 230 V: circuit breaker B6A: max. 4 devices /
circuit breaker B16A: max. 11 devices
24 V option: circuit breaker B6A: max. 3 devices /
circuit breaker B16A: max. 9 devices
General information
Net weight
(with attached connectors)
Approx. 250 g (0.55 lb)
Packaging weight
(including accessories)
Approx. 500 g (1.1 lb)
Battery
Type Lithium CR2032, 3 V
(approval according to UL 1642)
Data memory 64 MB
Service life of the backlight
40000 h
(After 40000 h, the backlight is
reduced to approx. 50%)
Impact resistance IK07 according to IEC 62262
Transport and storage
The following information applies to devices which are
transported or stored in the original packaging.
Free fall 1 m (39.37 in)
Temperature
-25 °C (-13 °F) up to
+70 °C (158 °F)
Relative humidity
(non-condensing)
0 to 90% RH
Current measurement
Rated current 5 A
Metering range 0,005 - 6 A
rms
Crest factor
(based on the rated current)
2 (based on 6 A
rms
)
Overload for 1 sec. 60 A (sinusoidal)
Resolution 0.1 mA (display 0.001 A)
Overvoltage category 300 V CAT II
Measurement voltage surge 2.5 kV
Power consumption approx. 0.2 VA (Ri=5 mΩ)
Sampling frequency 13,67 kHz
Fourier-analyse 1. - 65. harmonics
11 13
15
12
Establishing the connection to the PC
The most common connections for the
communication between the PC and device:
Abb. Back of UMG 96-PQ-L
1.
(gedrehtes Patchkabel)
RS485
PC/
GridVis
®
RS485
RS485
RS232
RS232
2.
(gedrehtes Patchkabel)
USB
RS485
RS485
RS485
USB
PC/
GridVis
®
(gedrehtes Patchkabel)
3.
UMG 604
RS485
Ethernet
RS485
PC/
GridVis
®
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
6
Voltage measurement
5
Network systems
Suitable network systems and maximum nominal voltages (DIN EN 61010-1/A1):
7
Voltage measurement connection versions
Three-phase 4-conductor
system
Single phase 3-conductor
system
Single phase 2-conductor
system
Voltage measurement in the
three-phase 4-conductor system
Voltage measurement in the
single-phase 3-conductor
system
Voltage measurement in the
single-phase 2-conductor
system
V1
V2
V3
VN
V1
V2
V3
VN
8
9
Current measurement connection versions
Three-phase 4-conductor system
Single phase 3-conductor
system
Single phase 2-conductor
system
Current measurement via the
current transformer in the three-
phase 4-conductor system
Current measurement via 2 cur-
rent transformers (Aron circuit)
in the three-phase-4-conductor
system
Current measurement in the
single-phase 3-conductor
system
Current measurement in the
single-phase 2-conductor
system
Voltage measurement
Three-phase 4-conductor
systems with nominal
voltages up to
417 V / 720 V (+-10%) according to IEC
347 V / 600 V (+-10%) according to UL
Three-phase 3-conductor
systems with nominal
voltages up to
600 V (+10%)
Single-phase 2-conductor
systems with rated voltages
up to
480 V (+-10%)
Overvoltage category 600 V CAT III
Measurement voltage surge 6 kV
Fuse for the voltage
measurement
1 - 10 A tripping characteristic B
(with IEC/UL approval)
Measuring range L-N
0
1)
- 600 Vrms
(max. overvoltage 800 Vrms)
Measuring range L-L
0
1)
- 1040 Vrms
(max. overvoltage 1350 Vrms)
Resolution 0.01 V
Crest factor 2.45 (related to the measurement range)
Impedance 3 MΩ/phase
Power consumption Approx. 0.1 VA
Sampling frequency
13,67 kHz
Frequency of the basic
oscillation
- resolution
45 Hz - 65 Hz
0.01 Hz
Fourier-analyse
1. - 65. harmonics
1) ... The device only determines the measured values if voltage
L1-N is greater than 20 Veff (4-conductor measurement) or
voltage L1-L2 is greater than 34 Veff (3-conductor measure-
ment) on voltage measurement input V1.
Digital outputs
3 digital outputs, semiconductor relays, not short-circuit proof.
Switching voltage Max. 33 V AC, 40 V DC
Switching current Max. 50 mAeff AC/DC
Response time Approx. 200 ms
Pulse output (energy pulse) Max. 50 Hz
Serial interface
RS485 - Modbus RTU/slave
9.6 kbps, 19.2 kbps, 38.4
kbps, 57.6 kbps, 115.2 kbps
Digital inputs
3 digital inputs, semiconductor relays, not short-circuit proof.
Maximum counter frequency 20 Hz
Input signal present
18 V - 28 V DC
(typical 4 mA)
Input signal not present
0 - 5 V DC,
current less than 0.5 mA
Analog output
External power supply Max. 33V
Current 0 - 20 mA
Update time 1 sec
Load Max. 300 Ω
Resolution 10 Bit
Line length (digital inputs/outputs)
Up to 30 m (32,81 yd) Unshielded
Greater than 30 m (32,81 yd) Shielded
The device is operated via 6 function buttons for
• selecting measured value displays.
• Navigation within the menus.
• Editing device settings.
Key Function
• Display menu
• Exit menu
• Cancel action (ESC)
• Switch to start display (Summary).
• Select position (to the left “
”).
• Configuration of a measured value
display as a start display (press until
message appears).
• Select menu item or position
(down “
”).
• Change (selection, number -1).
• Select menu item or position
(up “
”).
• Change (selection, number +1).
• Select position (to the right “”).
• Confirm selection (Enter).
Operation and button functions
Fig. UMG 96-PQ-L standard display -
measured values display “Summary”
Password configuration
he measurement device has an option of locking the
measurement device configuration with a password.
After a password configuration, the measurement
device requires the password to be entered for any
change to the measurement device configuration.
Setting range: 1-99999 = with password
00000 = factory setting
(no password)
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. The Configuration window appears.
4. In the Configuration window, use keys 3 and 4
to select the entry System and confirm with key
6 Enter.
5. The System window appears.
6. In the System window, use keys 3 and 4 to select
the entry Password and confirm with key 6 Enter.
7. The numbers for the Password entry appear in
“yellow”.
8. The keys 2 and 5 are used to select the position
of the number to be set and keys 3 and 4 are
used to change the number (-1 / +1).
User manual:
L1
N
1716
10 14
The device fronts may differ!
9. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
10. In order to arrive back at the start display,
press key 1 Esc 2x and then key 2 Home.
Configuring the RS485 connection
Configuring the current/voltage transformer
As an option to these connection options, an expan-
sion module for the UMG 96-PQ-L offers an Ether-
net interface for communication. Information on the
expansion module with Ethernet interface can be
found in the usage information for the module.
INFORMATION
Alternatively to the fuse and circuit breaker,
a miniature circuit breaker can also be used.
INFORMATION
For more information about device features,
data, assembly, and the battery used in the
device, see the user manual.
INFORMATION
You can easily configure the current transformer ratios
via
· the device menu Configuration > Measurement >
Measuring transformer (see step 15).
· the GridVis
®
software.
For details on current and voltage transformer ratios and
their settings, refer to the User’s Manual.
If the measurement range is exceeded, the device dis-
play for the current shows the warning notice Overcur-
rent and specifies the phase (further information in the
user manual).
The warning notice is acknowledged via key 5 Alarms.
INFORMATION
The current and voltage transformer ratios are
also configured in the device configuration of
the GridVis
®
software!
INFORMATION
You can easily configure the voltage
transformer ratios via
· the device menu Configuration > Measurement
> Measuring transformer
· the GridVis
®
software.
You can find more detailed information about the
current and voltage transformer ratios and their
settings in the user manual.
If the measurement range is exceeded, the
device display for the voltage shows the warning
notice Voltage swell and specifies the phase
(further information in the user manual).
The warning notice is acknowledged via key 5
Alarms.
INFORMATION
You can find more detailed information about the
device operation, displays and key functions in the
user manual.
INFORMATION
· The UMG 96-PQ-L is configured ex works
with the password 00000 (no password).
· The measurement device locks the device
configuration for 15 minutes after the
password is entered incorrectly four times.
· Note your password and keep it in a safe
place!
· You cannot configure your device without
a password. If the password is lost, notify
the support department of the device
manufacturer.
Three-phase 3-conductor system
Three-phase 3-conductor system
(assymetrical load)
Three-phase 3-conductor system
with a voltage transformer.
Only use the device in TN and TT networks!
L3
L2
L1
V1
V2
V3
VN
V1
V2
V3
VN
L3
L2
L1
V 1
V 2
V 3
V N
Three-phase 3-conductor system
Current measurement via current
transformers in the three-phase
3-conductor system
Current measurement via 2 current
transformers (Aron circuit) in the
three-phase 3-conductor system
Three-phase 4-conductor systems
with grounded neutral conductor
Three-phase 3-conductor systems
with grounded phase
IEC U
L-N
/ U
L-L:
417 VLN / 720 VLL U
L-L:
600 VLL
UL U
L-N
/ U
L-L:
347 VLN / 600 VLL U
L-L:
600 VLL
L1
L2
L3
EE
N
E
L1
L2
L3
E
N
R
L1
L2
L3
EE
L1
L2
EE
L
N
EE
L1
L2
L3
EE
L1
L2
N
EE
L1
L2
L3
EE
N
E
L1
L2
L3
E
N
R
L1
L2
L3
EE
L1
L2
EE
L
N
EE
L1
L2
L3
EE
L1
L2
N
EE
General information
Disclaimer
It is essential that the information products for the
devices are observed to ensure safe operation and
achieve the specified performance characteristics
and product features. Janitza electronics GmbH
assumes no liability for personal injuries, property
damage and financial losses resulting from the
failure to observe the information products.
Make sure that your information products are
legible and accessible.
You can find more documentation on our web site
www.janitza.de under
Support > Downloads.
Copyright notice
© 2020 - Janitza electronics GmbH - Lahnau.
All rights reserved. Any duplication, processing,
distribution and any other kind of use, even in part,
is prohibited.
Subject to technical changes.
• Make sure that the installation instructions
match your device.
• First, make sure you have read and understood
the document accompanying the product.
• Keep the documents accompanying the
product accessible through its service life
and hand them over to the subsequent owner
where applicable.
• Please refer to www.janitza.de for information
concerning device revisions and the
associated adjustments to the documentation
accompanying the product.
Disposal
Please observe the national regulations. Dispose
of individual parts, where necessary, depending
on the properties and existing country-specific
regulations, e.g. as:
• Electronic waste
• Plastic
• Metal
or commission a certified disposal company with
the scrapping.
Relevant laws,
applied standards and directives
Please refer to the Declaration of Conformity
on our web site (www.janitza.de) for the laws,
standards and directives applied by Janitza
electronics GmbH.
Safety
Safety instructions
The installation instructions do not include
a complete list of all safety measures necessary
for operating the device.
Special operating conditions may require
additional measures. The installation
instructions contain notes that must be
observed for your personal safety and
to prevent property damage.
Symbols used on the device:
The additional symbol on
the device itself indicates an
electrical danger that can result
in serious injuries or death.
The general warning symbol calls
attention to possible risks of
injury. Observe all the instructions
listed under this symbol in order
to prevent injuries or even death.
Safety instructions in the installation instructions
are highlighted with a warning triangle and are
presented as follows depending on the level of risk:
ATTENTION
Indicates an imminently dangerous situation
that can result in property damage or
environmental damage in the event of
noncompliance.
CAUTION
Indicates a potentially dangerous situation
that can result in minor injuries or property
damage.
WARNING
Indicates a potentially dangerous situation
that can result in serious injuries or death.
DANGER
Indicates an imminent danger that will result
in serious and/or fatal injuries.
INFORMATION
Points out procedures in which there are no dangers
of personal injuries or property damage.
Safety measures
When operating electrical devices, specific parts
of these devices inevitably carry dangerous
voltage. As a result, serious bodily harm or
property damage can occur if they are not
handled correctly:
• Before connecting the device, ground it at the
protective conductor terminal if available.
• Dangerous voltages may be present in all
circuit parts connected to the voltage supply.
• There may still be dangerous voltages present
in the device even after it is disconnected from
the supply voltage (capacitor storage).
• Do not operate equipment with open current
transformer circuits.
• Do not exceed the threshold values specified
in the user manual and on the rating plate. This
must also be observed during inspections and
commissioning.
•
Observe the safety instructions and warning notices
in the documents that accompany the devices.
Qualified personnel
To prevent personal injuries and property damage,
only qualified personnel with electrical engineering
training may work on the device. They must also have
knowledge
• Of the national accident prevention regulations
• In safety technology standards
•
In the installation, commissioning and operation of
the device.
WARNING
Risk of injury due to electric voltage!
Serious personal injuries or death can occur due
to:
· Touching live exposed or stripped cores.
· Device inputs that are dangerous to touch.
Before starting work, disconnect your system
from the power supply. Secure it against
being switched back on! Verify disconnection
from power! Ground and short-circuit! Cover
or block off neighboring parts that are under
voltage!
Intended use
The device is
• intended for installation in switching cabinets
and small installation distributors. The device
can be installed in any mounting position
(please observe section 3 “Assembly”).
• not intended for installation in vehicles! Using
the device in mobile equipment is considered
an unusual environmental condition and is
only permissible by special agreement.
• not intended for installation in areas exposed
to harmful oils, acids, gases, vapors, dust
and radiation, etc.
• designed as an indoor meter.
The prerequisites for smooth and safe operation
of the device include proper transport, storage,
setup and assembly, as well as proper operation
and maintenance.
Incoming goods inspection
The prerequisites for smooth and safe operation
of the device include proper transport, storage,
setup and assembly, as well as careful operation
and maintenance.
Exercise caution when unpacking and packing
the device, without using force and only using
suitable tools. Check:
• the device through a visual inspection to
ensure a flawless mechanical condition.
• the scope of delivery (see user manual)
before beginning the installation of the
device.
If you assume that safe operation is no longer
possible, the device must be shut down
immediately and prevented from unintended
re-commissioning.
It can be assumed that safe operation is no
longer possible, when, for example, the device:
• has visible damage,
• no longer functions despite an intact power
supply,
• was subjected to extended periods of
unfavorable conditions (e.g. storage outside
of the permissible climate thresholds
without adjustment to the room climate,
condensation, etc.) or transport stress
(e.g. falling from an elevated position, even
without visible external damage, etc.).
Brief device description
Install the device in the weather-protected front
panel of switching cabinets.
Cut-out size:
92
+0.8
x 92
+0.8
mm
(3.62
+0.03
x 3.62
+0.03
in)
For sufficient
ventilation, maintain
the distances to
neighboring parts.
Fig. mounting position
rear view of UMG 96-PA
Assembly
CAUTION
Property damage due to noncompliance with
the assembly instructions
Noncompliance with the assembly instructions
can damage or destroy your device.
Ensure sufficient air circulation in your
installation environment and, where
applicable, sufficient cooling with high
ambient temperatures.
Fuse
(UL/IEC listed)
Circuit breaker
N
L
PE/FE
Fig. Supply voltage connection.
Functional ground
CAUTION
Property damage due to noncompliance of
the connection conditions or impermissible
voltage swells!
Noncompliance of the connection conditions
or exceeding the permissible voltage range
can damage or destroy your device.
Before you connect the device to the supply
voltage, please observe the following:
· The voltage and frequency must comply
with the specifications on the rating plate.
Observe the limit values as described in
the user manual.
· In building installations, secure the supply
voltage with a UL/IEC-listed circuit
breaker/fuse.
· The circuit breaker
- must be easily accessible for the user
and located in the vicinity of the device.
- must be labeled for the respective
device.
· Do not tap the supply voltage at the
voltage transformers.
· Provide a fuse for the neutral conductor
if the neutral conductor connection is not
grounded to the source.
The device can be used in
• TN and TT networks
• residential and industrial sectors.
The device has 3 voltage inputs and is suitable
for different connection versions.
DANGER
Risk of injury or damage to device.
Noncompliance with the connection conditions
for the voltage measurement inputs can injure
you or damage the device. Therefore, please
observe the following:
· The voltage measurement inputs
- must not be connected to DC current.
- must be provided with a suitable, labeled
fuse and circuit breaker (alternative:
miniature circuit breaker) in their
immediate vicinity.
- are dangerous to touch.
· Voltages that exceed the allowed nominal
network voltages must be connected via
voltage transformers.
· Measured voltages and measured currents
must originate from the same network.
“Direct voltage measurement in a three-phase 4-conductor
system” connection version
The voltage measurement inputs are designed for
measurements in low-voltage networks in which
rated voltages occur up to 417 V phase to ground
and 720 V phase to phase in the 4-conductor
system.
The measurement voltage surge and surge voltages
correspond to overvoltage category 600 V CATIII.
L2
L3
N
L1
1)
Circuit breaker
2)
Fuse (UL/IEC-listed)
1) 1) 1)
2) 2) 2)
Fig. Warning notice of voltage swell
L2
L3
N
L1
Load
The device
• is only approved for a current measurement
using the current transformer.
• is designed for the connection of current
transformers with secondary currents
of ../1 A and ../5 A.
• has the current transformer ratio set to 5/5 A
by default.
• measures small DC currents
The current transformers must have basic
insulation according to IEC 61010-1:2010 for
the rated voltage of the circuit.
“Current measurement via current transformer” connection
Current measurement I1, I2, I3
WARNING
Electrical currents and voltages!
Open current transformers that are operated
on the secondary side (high voltage spikes) can
result in serious personal injuries or even death.
Avoid the open operation of the current
transformers and short-circuit unloaded
transformers.
WARNING
Risk of injury due to electric voltage!
Serious personal injuries or death can occur
due to:
· Touching live exposed or stripped cores.
· Device inputs that are dangerous to touch.
De-energize your system before beginning
to work! Secure it against being switched
back on! Verify disconnection from power!
Ground and short-circuit! Cover or block
off neighboring parts that are under voltage!
Ground the system!
Use the ground connection point with the
ground symbol for this.
Device connection
via interface converter.
Device connection
via interface converter.
Device connection
via a UMG 604 as a gateway.
CAUTION
Property damage due to incorrect network
settings.
Incorrect network settings can cause faults in
the IT network!
Consult your network administrator for the
correct network settings for your device.
The PC connection to the device via the RS485
serial interface with, e.g. a UMG 604 as the gateway
(see section “Establishing the connection to the
PC”) is a method for configuring the device(s)/
and reading out data.
Correct
Incorrect
Terminal strip
(Switching cabinet).
Device with RS485
interface
(without termination
resistor).
Device with RS485
interface
(termination resistor on
the device).
Example: PC connection via RS485 interface and UMG 604 as the gateway
RS485 bus structure
• Connect all devices in the RS485 bus structure
(line) according to the master/slave principle.
• A segment of a RS485 bus structure can
contain up to 32 participants/devices.
e.g. connection
to the UMG 604
as a gateway
(master)
e.g.
connection
of additional
slave devices
RS485 bus
A
B
A
B
Data GND
Fig. UMG 96-PQ-L
• Terminate the cable with termination resistors
(120 Ω, 0.25 W) at the beginning and end
of a segment. The device does not contain
a termination resistor.
• With more that 32 participants, use repeaters
to connect segments.
• Further information, e.g. Cable type, refer to
the user manual.
INFORMATION
Using the corresponding menu items, assign the
slave devices in the RS485 bus structure
· Different device addresses.
· Different device addresses compared to the
master device (UMG 604).
· The same transmission rate (baud rate).
· The same data frame.
Function keys
After a return of power, the device starts with the
Summary measured value display (default setting).
Press function key 1 to access the menu selection
(see user manual for description).
Display title
Measured
values
Function key
label
After a return of power, the device displays the
Summary measured value display. Proceed as
follows to configure an RS485 connection:
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. If the device is password-protected, enter
the password here (see step 15).
4. The Configuration window appears.
5. In the Configuration window, use keys 3 and 4
to select the entry Communication and confirm
with key 6 Enter.
6. The Communication window appears.
7. In the Communication window, configure the
entries for the fieldbus (RS485 connection),
such as device address, baud rate and data
frame, by selecting the respective entries and
confirming with key 6 Enter.
8. The keys 2 and 5 are used to change the
position of the number to be set for each
entry and keys 3 and 4 are used to change the
number (-1 / +1).
9. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
10. In order to arrive back at the start display,
press key 1 Esc 2x and then key 2 Home.
Fig. “Communication” window with the entries for the configuration
of the RS485 connection.
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. If the device is password-protected, enter
the password here (see step 15).
4. The Configuration window appears.
5. In the Configuration window, use keys 3 and 4
to select the entry Measurement and confirm
with key 6 Enter.
6. The Measurement window appears.
7. In the Measurement window, select the entry
Measuring transformer and confirm using key 6
Enter.
8. The configuration window with the primary and
secondary entries for the current and voltage
transformers appears.
9. In the Measurement window, select the primary
or secondary current or voltage transformer using
keys 2 to 5.
10. Confirm your selection by pressing key 6 Enter.
11. The keys 2 and 5 are used to change the position
of the number to be set for each entry and keys 3
and 4 are used to change the number (-1 / +1).
Fig. “Measurement” window with the configuration of the
current and voltage transformer.
12. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
13. In order to arrive back at the start display, press
key 1 Esc 3x and then key 2 Home.
Ambient conditions during operation
Use the device in a weather-protected, stationary application.
Protection class II in acc. with IEC 60536 (VDE 0106, Part 1).
Operating temperature range -10 °C (14 °F) up to +55 °C (131 °F)
Relative humidity
(non-condensing)
0 to 75% RH
Operating altitude
0 - 2000 m (1.24 mi) above
sea level
Pollution degree 2
Installation position discretionary
Ventilation No external ventilation required.
Protection against foreign
bodies and water
- Front
- Rear
- Front side with sealing
IP40 i.a.w. EN60529
IP20 i.a.w. EN60529
IP54 i.a.w. EN60529
Terminal connection capacity (supply voltage)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4.0 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0,2 - 2,5 mm
2
, AWG 26-14
Cable end sleeve (insulated) 0,2 - 2,5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity
(digital inputs and outputs, analog output)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 1.5 mm
2
, AWG 28-16
Cable end sleeve (not insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Cable end sleeve (insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Tightening torque 0.2 - 0.25 Nm (1.77 - 2.21 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (current measurement)
Connectable conductors. Only one conductor can be connected
per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0.2 - 4 mm
2
, AWG 26-12
Cable end sleeve (insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (serial interface)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 1.5 mm
2
, AWG 28-16
Cable end sleeve (not insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Cable end sleeve (insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Tightening torque 0.2 - 0.25 Nm (1.77 - 2.21 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (voltage measurement)
Connectable conductors. Only one conductor can be connected
per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Cable end sleeve (insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Possible error Cause Remedy
No display
External fuse for the power supply voltage has
tripped.
Replace fuse.
No current display
Measured voltage is not connected. Connect the measured voltage.
Measurement current is not connected. Connect measurement current.
Current displayed is
too large or too small.
Current measurement in the wrong phase. Check connection and correct if necessary.
Current transformer factor is incorrectly programmed.
Read out and program the current transformer
transformation ratio at the current transformer.
Current harmonics exceed the current peak value
at the measurement input
Install current transformer with a larger CT ratio.
The current at the measurement input was not
achieved.
Install current transformer with a smaller current
transformer ratio.
Voltage displayed is too large
or too small.
Measurement in the wrong phase. Check connection and correct if necessary.
Voltage transformer incorrectly programmed.
Read out and program the voltage transformer ratio
at the voltage transformer.
Voltage displayed is too
small.
Measurement range exceeded. Install voltage transformers.
The peak voltage value at the measurement input has
been exceeded by harmonic components.
Attention! Ensure the measurement inputs are not
overloaded.
Device still does not work
despite the above measures.
Device defective.
Send the device to the manufacturer for inspection
and testing.
1
2
Janitza electronics GmbH
Vor dem Polstück 6
35633 Lahnau, Germany
Support tel. [phone]
E-mail: [e-mail]
www.janitza.com
www.janitza.de
Doc. no. 2.061.064.1.a 12/2020 Hardware index 1.0
Item no. 33.03.389
Power Analyzer
UMG 96-PQ-L
Installation manual
Installation and device settings
Deutsche Version
siehe Vorderseite
3
2
The device is a multifunctional power analyzer
that:
• measures and calculates electrical parameters,
such as voltage, current, frequency, power,
work and harmonics, etc. in building
installations, on distribution units,
circuit breakers and busbar trunking systems.
• displays and saves measurement results and
transfers them via interfaces.
4
Connecting the supply voltage
Die Höhe der Versorgungsspannung für Ihr Gerät
entnehmen Sie dem Typenschild. Nach An-
schluss der Versorgungsspannung, erscheint eine
Anzeige auf dem Display. Erscheint keine Anzei-
ge, überprüfen Sie, ob die Versorgungsspannung
im Nennspannungsbereich liegt.
Procedure in the event of errors
Technical data
Supply voltage
Nominal range
230 V option:
AC 90 V - 277 V (50/60 Hz) or
DC 90 V - 250 V, 300 V CATIII
24 V option*:
AC 24 V - 90 V (50/60 Hz) or
DC 24 V - 90 V, 150 V CATIII
Operating range +-10% of nominal range
Power consumption
230 V option: max. 4.5 VA / 2 W
24 V option*: max. 4.5 VA / 2 W
Internal fuse,
not exchangeable
Type T1A / 250 VDC / 277 VAC
according to IEC 60127
Recommended overcurrent
protection device for the line
protection
230 V option: 6 - 16 A
24 V option*: 1 - 6 A
(Char. B)
(IEC-/UL approval)
Recommendation for max. number of devices on a circuit breaker:
Option 230 V: circuit breaker B6A: max. 4 devices /
circuit breaker B16A: max. 11 devices
24 V option: circuit breaker B6A: max. 3 devices /
circuit breaker B16A: max. 9 devices
General information
Net weight
(with attached connectors)
Approx. 250 g (0.55 lb)
Packaging weight
(including accessories)
Approx. 500 g (1.1 lb)
Battery
Type Lithium CR2032, 3 V
(approval according to UL 1642)
Data memory 64 MB
Service life of the backlight
40000 h
(After 40000 h, the backlight is
reduced to approx. 50%)
Impact resistance IK07 according to IEC 62262
Transport and storage
The following information applies to devices which are
transported or stored in the original packaging.
Free fall 1 m (39.37 in)
Temperature
-25 °C (-13 °F) up to
+70 °C (158 °F)
Relative humidity
(non-condensing)
0 to 90% RH
Current measurement
Rated current 5 A
Metering range 0,005 - 6 A
rms
Crest factor
(based on the rated current)
2 (based on 6 A
rms
)
Overload for 1 sec. 60 A (sinusoidal)
Resolution 0.1 mA (display 0.001 A)
Overvoltage category 300 V CAT II
Measurement voltage surge 2.5 kV
Power consumption approx. 0.2 VA (Ri=5 mΩ)
Sampling frequency 13,67 kHz
Fourier-analyse 1. - 65. harmonics
11 13
15
12
Establishing the connection to the PC
The most common connections for the
communication between the PC and device:
Abb. Back of UMG 96-PQ-L
1.
(gedrehtes Patchkabel)
RS485
PC/
GridVis
®
RS485
RS485
RS232
RS232
2.
(gedrehtes Patchkabel)
USB
RS485
RS485
RS485
USB
PC/
GridVis
®
(gedrehtes Patchkabel)
3.
UMG 604
RS485
Ethernet
RS485
PC/
GridVis
®
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
UMG 96-PQ-L
6
Voltage measurement
5
Network systems
Suitable network systems and maximum nominal voltages (DIN EN 61010-1/A1):
7
Voltage measurement connection versions
Three-phase 4-conductor
system
Single phase 3-conductor
system
Single phase 2-conductor
system
Voltage measurement in the
three-phase 4-conductor system
Voltage measurement in the
single-phase 3-conductor
system
Voltage measurement in the
single-phase 2-conductor
system
V1
V2
V3
VN
V1
V2
V3
VN
8
9
Current measurement connection versions
Three-phase 4-conductor system
Single phase 3-conductor
system
Single phase 2-conductor
system
Current measurement via the
current transformer in the three-
phase 4-conductor system
Current measurement via 2 cur-
rent transformers (Aron circuit)
in the three-phase-4-conductor
system
Current measurement in the
single-phase 3-conductor
system
Current measurement in the
single-phase 2-conductor
system
Voltage measurement
Three-phase 4-conductor
systems with nominal
voltages up to
417 V / 720 V (+-10%) according to IEC
347 V / 600 V (+-10%) according to UL
Three-phase 3-conductor
systems with nominal
voltages up to
600 V (+10%)
Single-phase 2-conductor
systems with rated voltages
up to
480 V (+-10%)
Overvoltage category 600 V CAT III
Measurement voltage surge 6 kV
Fuse for the voltage
measurement
1 - 10 A tripping characteristic B
(with IEC/UL approval)
Measuring range L-N
0
1)
- 600 Vrms
(max. overvoltage 800 Vrms)
Measuring range L-L
0
1)
- 1040 Vrms
(max. overvoltage 1350 Vrms)
Resolution 0.01 V
Crest factor 2.45 (related to the measurement range)
Impedance 3 MΩ/phase
Power consumption Approx. 0.1 VA
Sampling frequency
13,67 kHz
Frequency of the basic
oscillation
- resolution
45 Hz - 65 Hz
0.01 Hz
Fourier-analyse
1. - 65. harmonics
1) ... The device only determines the measured values if voltage
L1-N is greater than 20 Veff (4-conductor measurement) or
voltage L1-L2 is greater than 34 Veff (3-conductor measure-
ment) on voltage measurement input V1.
Digital outputs
3 digital outputs, semiconductor relays, not short-circuit proof.
Switching voltage Max. 33 V AC, 40 V DC
Switching current Max. 50 mAeff AC/DC
Response time Approx. 200 ms
Pulse output (energy pulse) Max. 50 Hz
Serial interface
RS485 - Modbus RTU/slave
9.6 kbps, 19.2 kbps, 38.4
kbps, 57.6 kbps, 115.2 kbps
Digital inputs
3 digital inputs, semiconductor relays, not short-circuit proof.
Maximum counter frequency 20 Hz
Input signal present
18 V - 28 V DC
(typical 4 mA)
Input signal not present
0 - 5 V DC,
current less than 0.5 mA
Analog output
External power supply Max. 33V
Current 0 - 20 mA
Update time 1 sec
Load Max. 300 Ω
Resolution 10 Bit
Line length (digital inputs/outputs)
Up to 30 m (32,81 yd) Unshielded
Greater than 30 m (32,81 yd) Shielded
The device is operated via 6 function buttons for
• selecting measured value displays.
• Navigation within the menus.
• Editing device settings.
Key Function
• Display menu
• Exit menu
• Cancel action (ESC)
• Switch to start display (Summary).
• Select position (to the left “
”).
• Configuration of a measured value
display as a start display (press until
message appears).
• Select menu item or position
(down “
”).
• Change (selection, number -1).
• Select menu item or position
(up “
”).
• Change (selection, number +1).
• Select position (to the right “”).
• Confirm selection (Enter).
Operation and button functions
Fig. UMG 96-PQ-L standard display -
measured values display “Summary”
Password configuration
he measurement device has an option of locking the
measurement device configuration with a password.
After a password configuration, the measurement
device requires the password to be entered for any
change to the measurement device configuration.
Setting range: 1-99999 = with password
00000 = factory setting
(no password)
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. The Configuration window appears.
4. In the Configuration window, use keys 3 and 4
to select the entry System and confirm with key
6 Enter.
5. The System window appears.
6. In the System window, use keys 3 and 4 to select
the entry Password and confirm with key 6 Enter.
7. The numbers for the Password entry appear in
“yellow”.
8. The keys 2 and 5 are used to select the position
of the number to be set and keys 3 and 4 are
used to change the number (-1 / +1).
User manual:
L1
N
1716
10 14
The device fronts may differ!
9. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
10. In order to arrive back at the start display,
press key 1 Esc 2x and then key 2 Home.
Configuring the RS485 connection
Configuring the current/voltage transformer
As an option to these connection options, an expan-
sion module for the UMG 96-PQ-L offers an Ether-
net interface for communication. Information on the
expansion module with Ethernet interface can be
found in the usage information for the module.
INFORMATION
Alternatively to the fuse and circuit breaker,
a miniature circuit breaker can also be used.
INFORMATION
For more information about device features,
data, assembly, and the battery used in the
device, see the user manual.
INFORMATION
You can easily configure the current transformer ratios
via
· the device menu Configuration > Measurement >
Measuring transformer (see step 15).
· the GridVis
®
software.
For details on current and voltage transformer ratios and
their settings, refer to the User’s Manual.
If the measurement range is exceeded, the device dis-
play for the current shows the warning notice Overcur-
rent and specifies the phase (further information in the
user manual).
The warning notice is acknowledged via key 5 Alarms.
INFORMATION
The current and voltage transformer ratios are
also configured in the device configuration of
the GridVis
®
software!
INFORMATION
You can easily configure the voltage
transformer ratios via
· the device menu Configuration > Measurement
> Measuring transformer
· the GridVis
®
software.
You can find more detailed information about the
current and voltage transformer ratios and their
settings in the user manual.
If the measurement range is exceeded, the
device display for the voltage shows the warning
notice Voltage swell and specifies the phase
(further information in the user manual).
The warning notice is acknowledged via key 5
Alarms.
INFORMATION
You can find more detailed information about the
device operation, displays and key functions in the
user manual.
INFORMATION
· The UMG 96-PQ-L is configured ex works
with the password 00000 (no password).
· The measurement device locks the device
configuration for 15 minutes after the
password is entered incorrectly four times.
· Note your password and keep it in a safe
place!
· You cannot configure your device without
a password. If the password is lost, notify
the support department of the device
manufacturer.
Three-phase 3-conductor system
Three-phase 3-conductor system
(assymetrical load)
Three-phase 3-conductor system
with a voltage transformer.
Only use the device in TN and TT networks!
L3
L2
L1
V1
V2
V3
VN
V1
V2
V3
VN
L3
L2
L1
V 1
V 2
V 3
V N
Three-phase 3-conductor system
Current measurement via current
transformers in the three-phase
3-conductor system
Current measurement via 2 current
transformers (Aron circuit) in the
three-phase 3-conductor system
Three-phase 4-conductor systems
with grounded neutral conductor
Three-phase 3-conductor systems
with grounded phase
IEC U
L-N
/ U
L-L:
417 VLN / 720 VLL U
L-L:
600 VLL
UL U
L-N
/ U
L-L:
347 VLN / 600 VLL U
L-L:
600 VLL
L1
L2
L3
EE
N
E
L1
L2
L3
E
N
R
L1
L2
L3
EE
L1
L2
EE
L
N
EE
L1
L2
L3
EE
L1
L2
N
EE
L1
L2
L3
EE
N
E
L1
L2
L3
E
N
R
L1
L2
L3
EE
L1
L2
EE
L
N
EE
L1
L2
L3
EE
L1
L2
N
EE
General information
Disclaimer
It is essential that the information products for the
devices are observed to ensure safe operation and
achieve the specified performance characteristics
and product features. Janitza electronics GmbH
assumes no liability for personal injuries, property
damage and financial losses resulting from the
failure to observe the information products.
Make sure that your information products are
legible and accessible.
You can find more documentation on our web site
www.janitza.de under
Support > Downloads.
Copyright notice
© 2020 - Janitza electronics GmbH - Lahnau.
All rights reserved. Any duplication, processing,
distribution and any other kind of use, even in part,
is prohibited.
Subject to technical changes.
• Make sure that the installation instructions
match your device.
• First, make sure you have read and understood
the document accompanying the product.
• Keep the documents accompanying the
product accessible through its service life
and hand them over to the subsequent owner
where applicable.
• Please refer to www.janitza.de for information
concerning device revisions and the
associated adjustments to the documentation
accompanying the product.
Disposal
Please observe the national regulations. Dispose
of individual parts, where necessary, depending
on the properties and existing country-specific
regulations, e.g. as:
• Electronic waste
• Plastic
• Metal
or commission a certified disposal company with
the scrapping.
Relevant laws,
applied standards and directives
Please refer to the Declaration of Conformity
on our web site (www.janitza.de) for the laws,
standards and directives applied by Janitza
electronics GmbH.
Safety
Safety instructions
The installation instructions do not include
a complete list of all safety measures necessary
for operating the device.
Special operating conditions may require
additional measures. The installation
instructions contain notes that must be
observed for your personal safety and
to prevent property damage.
Symbols used on the device:
The additional symbol on
the device itself indicates an
electrical danger that can result
in serious injuries or death.
The general warning symbol calls
attention to possible risks of
injury. Observe all the instructions
listed under this symbol in order
to prevent injuries or even death.
Safety instructions in the installation instructions
are highlighted with a warning triangle and are
presented as follows depending on the level of risk:
ATTENTION
Indicates an imminently dangerous situation
that can result in property damage or
environmental damage in the event of
noncompliance.
CAUTION
Indicates a potentially dangerous situation
that can result in minor injuries or property
damage.
WARNING
Indicates a potentially dangerous situation
that can result in serious injuries or death.
DANGER
Indicates an imminent danger that will result
in serious and/or fatal injuries.
INFORMATION
Points out procedures in which there are no dangers
of personal injuries or property damage.
Safety measures
When operating electrical devices, specific parts
of these devices inevitably carry dangerous
voltage. As a result, serious bodily harm or
property damage can occur if they are not
handled correctly:
• Before connecting the device, ground it at the
protective conductor terminal if available.
• Dangerous voltages may be present in all
circuit parts connected to the voltage supply.
• There may still be dangerous voltages present
in the device even after it is disconnected from
the supply voltage (capacitor storage).
• Do not operate equipment with open current
transformer circuits.
• Do not exceed the threshold values specified
in the user manual and on the rating plate. This
must also be observed during inspections and
commissioning.
• Observe the safety instructions and warning notices
in the documents that accompany the devices.
Qualified personnel
To prevent personal injuries and property damage,
only qualified personnel with electrical engineering
training may work on the device. They must also have
knowledge
• Of the national accident prevention regulations
• In safety technology standards
• In the installation, commissioning and operation of
the device.
WARNING
Risk of injury due to electric voltage!
Serious personal injuries or death can occur due
to:
· Touching live exposed or stripped cores.
· Device inputs that are dangerous to touch.
Before starting work, disconnect your system
from the power supply. Secure it against
being switched back on! Verify disconnection
from power! Ground and short-circuit! Cover
or block off neighboring parts that are under
voltage!
Intended use
The device is
• intended for installation in switching cabinets
and small installation distributors. The device
can be installed in any mounting position
(please observe section 3 “Assembly”).
• not intended for installation in vehicles! Using
the device in mobile equipment is considered
an unusual environmental condition and is
only permissible by special agreement.
• not intended for installation in areas exposed
to harmful oils, acids, gases, vapors, dust
and radiation, etc.
• designed as an indoor meter.
The prerequisites for smooth and safe operation
of the device include proper transport, storage,
setup and assembly, as well as proper operation
and maintenance.
Incoming goods inspection
The prerequisites for smooth and safe operation
of the device include proper transport, storage,
setup and assembly, as well as careful operation
and maintenance.
Exercise caution when unpacking and packing
the device, without using force and only using
suitable tools. Check:
• the device through a visual inspection to
ensure a flawless mechanical condition.
• the scope of delivery (see user manual)
before beginning the installation of the
device.
If you assume that safe operation is no longer
possible, the device must be shut down
immediately and prevented from unintended
re-commissioning.
It can be assumed that safe operation is no
longer possible, when, for example, the device:
• has visible damage,
• no longer functions despite an intact power
supply,
• was subjected to extended periods of
unfavorable conditions (e.g. storage outside
of the permissible climate thresholds
without adjustment to the room climate,
condensation, etc.) or transport stress
(e.g. falling from an elevated position, even
without visible external damage, etc.).
Brief device description
Install the device in the weather-protected front
panel of switching cabinets.
Cut-out size:
92
+0.8
x 92
+0.8
mm
(3.62
+0.03
x 3.62
+0.03
in)
For sufficient
ventilation, maintain
the distances to
neighboring parts.
Fig. mounting position
rear view of UMG 96-PA
Assembly
CAUTION
Property damage due to noncompliance with
the assembly instructions
Noncompliance with the assembly instructions
can damage or destroy your device.
Ensure sufficient air circulation in your
installation environment and, where
applicable, sufficient cooling with high
ambient temperatures.
Fuse
(UL/IEC listed)
Circuit breaker
N
L
PE/FE
Fig. Supply voltage connection.
Functional ground
CAUTION
Property damage due to noncompliance of
the connection conditions or impermissible
voltage swells!
Noncompliance of the connection conditions
or exceeding the permissible voltage range
can damage or destroy your device.
Before you connect the device to the supply
voltage, please observe the following:
· The voltage and frequency must comply
with the specifications on the rating plate.
Observe the limit values as described in
the user manual.
· In building installations, secure the supply
voltage with a UL/IEC-listed circuit
breaker/fuse.
· The circuit breaker
- must be easily accessible for the user
and located in the vicinity of the device.
- must be labeled for the respective
device.
· Do not tap the supply voltage at the
voltage transformers.
· Provide a fuse for the neutral conductor
if the neutral conductor connection is not
grounded to the source.
The device can be used in
• TN and TT networks
• residential and industrial sectors.
The device has 3 voltage inputs and is suitable
for different connection versions.
DANGER
Risk of injury or damage to device.
Noncompliance with the connection conditions
for the voltage measurement inputs can injure
you or damage the device. Therefore, please
observe the following:
· The voltage measurement inputs
- must not be connected to DC current.
- must be provided with a suitable, labeled
fuse and circuit breaker (alternative:
miniature circuit breaker) in their
immediate vicinity.
- are dangerous to touch.
· Voltages that exceed the allowed nominal
network voltages must be connected via
voltage transformers.
· Measured voltages and measured currents
must originate from the same network.
“Direct voltage measurement in a three-phase 4-conductor
system” connection version
The voltage measurement inputs are designed for
measurements in low-voltage networks in which
rated voltages occur up to 417 V phase to ground
and 720 V phase to phase in the 4-conductor
system.
The measurement voltage surge and surge voltages
correspond to overvoltage category 600 V CATIII.
L2
L3
N
L1
1)
Circuit breaker
2)
Fuse (UL/IEC-listed)
1) 1) 1)
2) 2) 2)
Fig. Warning notice of voltage swell
L2
L3
N
L1
Load
The device
• is only approved for a current measurement
using the current transformer.
• is designed for the connection of current
transformers with secondary currents
of ../1 A and ../5 A.
• has the current transformer ratio set to 5/5 A
by default.
• measures small DC currents
The current transformers must have basic
insulation according to IEC 61010-1:2010 for
the rated voltage of the circuit.
“Current measurement via current transformer” connection
Current measurement I1, I2, I3
WARNING
Electrical currents and voltages!
Open current transformers that are operated
on the secondary side (high voltage spikes) can
result in serious personal injuries or even death.
Avoid the open operation of the current
transformers and short-circuit unloaded
transformers.
WARNING
Risk of injury due to electric voltage!
Serious personal injuries or death can occur
due to:
· Touching live exposed or stripped cores.
· Device inputs that are dangerous to touch.
De-energize your system before beginning
to work! Secure it against being switched
back on! Verify disconnection from power!
Ground and short-circuit! Cover or block
off neighboring parts that are under voltage!
Ground the system!
Use the ground connection point with the
ground symbol for this.
Device connection
via interface converter.
Device connection
via interface converter.
Device connection
via a UMG 604 as a gateway.
CAUTION
Property damage due to incorrect network
settings.
Incorrect network settings can cause faults in
the IT network!
Consult your network administrator for the
correct network settings for your device.
The PC connection to the device via the RS485
serial interface with, e.g. a UMG 604 as the gateway
(see section “Establishing the connection to the
PC”) is a method for configuring the device(s)/
and reading out data.
Correct
Incorrect
Terminal strip
(Switching cabinet).
Device with RS485
interface
(without termination
resistor).
Device with RS485
interface
(termination resistor on
the device).
Example: PC connection via RS485 interface and UMG 604 as the gateway
RS485 bus structure
• Connect all devices in the RS485 bus structure
(line) according to the master/slave principle.
• A segment of a RS485 bus structure can
contain up to 32 participants/devices.
e.g. connection
to the UMG 604
as a gateway
(master)
e.g.
connection
of additional
slave devices
RS485 bus
A
B
A
B
Data GND
Fig. UMG 96-PQ-L
• Terminate the cable with termination resistors
(120 Ω, 0.25 W) at the beginning and end
of a segment. The device does not contain
a termination resistor.
• With more that 32 participants, use repeaters
to connect segments.
• Further information, e.g. Cable type, refer to
the user manual.
INFORMATION
Using the corresponding menu items, assign the
slave devices in the RS485 bus structure
· Different device addresses.
· Different device addresses compared to the
master device (UMG 604).
· The same transmission rate (baud rate).
· The same data frame.
Function keys
After a return of power, the device starts with the
Summary measured value display (default setting).
Press function key 1 to access the menu selection
(see user manual for description).
Display title
Measured
values
Function key
label
After a return of power, the device displays the
Summary measured value display. Proceed as
follows to configure an RS485 connection:
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. If the device is password-protected, enter
the password here (see step 15).
4. The Configuration window appears.
5. In the Configuration window, use keys 3 and 4
to select the entry Communication and confirm
with key 6 Enter.
6. The Communication window appears.
7. In the Communication window, configure the
entries for the fieldbus (RS485 connection),
such as device address, baud rate and data
frame, by selecting the respective entries and
confirming with key 6 Enter.
8. The keys 2 and 5 are used to change the
position of the number to be set for each
entry and keys 3 and 4 are used to change the
number (-1 / +1).
9. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
10. In order to arrive back at the start display,
press key 1 Esc 2x and then key 2 Home.
Fig. “Communication” window with the entries for the configuration
of the RS485 connection.
1. Press key 1 to open the menu.
2. With keys 3 or 4, select the menu entry
Configuration and confirm with key 6 Enter.
3. If the device is password-protected, enter
the password here (see step 15).
4. The Configuration window appears.
5. In the Configuration window, use keys 3 and 4
to select the entry Measurement and confirm
with key 6 Enter.
6. The Measurement window appears.
7. In the Measurement window, select the entry
Measuring transformer and confirm using key 6
Enter.
8. The configuration window with the primary and
secondary entries for the current and voltage
transformers appears.
9. In the Measurement window, select the primary
or secondary current or voltage transformer using
keys 2 to 5.
10. Confirm your selection by pressing key 6 Enter.
11. The keys 2 and 5 are used to change the position
of the number to be set for each entry and keys 3
and 4 are used to change the number (-1 / +1).
Fig. “Measurement” window with the configuration of the
current and voltage transformer.
12. Confirm your entries with key 6 Enter or cancel
the action with key 1 Esc.
13. In order to arrive back at the start display, press
key 1 Esc 3x and then key 2 Home.
Ambient conditions during operation
Use the device in a weather-protected, stationary application.
Protection class II in acc. with IEC 60536 (VDE 0106, Part 1).
Operating temperature range -10 °C (14 °F) up to +55 °C (131 °F)
Relative humidity
(non-condensing)
0 to 75% RH
Operating altitude
0 - 2000 m (1.24 mi) above
sea level
Pollution degree 2
Installation position discretionary
Ventilation No external ventilation required.
Protection against foreign
bodies and water
- Front
- Rear
- Front side with sealing
IP40 i.a.w. EN60529
IP20 i.a.w. EN60529
IP54 i.a.w. EN60529
Terminal connection capacity (supply voltage)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4.0 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0,2 - 2,5 mm
2
, AWG 26-14
Cable end sleeve (insulated) 0,2 - 2,5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity
(digital inputs and outputs, analog output)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 1.5 mm
2
, AWG 28-16
Cable end sleeve (not insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Cable end sleeve (insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Tightening torque 0.2 - 0.25 Nm (1.77 - 2.21 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (current measurement)
Connectable conductors. Only one conductor can be connected
per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0.2 - 4 mm
2
, AWG 26-12
Cable end sleeve (insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (serial interface)
Connectable conductors.
Only one conductor can be connected per terminal.
Single core, multi-core,
fine-stranded
0.2 - 1.5 mm
2
, AWG 28-16
Cable end sleeve (not insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Cable end sleeve (insulated) 0.2 - 1.5 mm
2
, AWG 26-16
Tightening torque 0.2 - 0.25 Nm (1.77 - 2.21 lbf in)
Stripping length 7 mm (0.2756 in)
Terminal connection capacity (voltage measurement)
Connectable conductors. Only one conductor can be connected
per terminal.
Single core, multi-core,
fine-stranded
0.2 - 4 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Cable end sleeve (insulated) 0.2 - 2.5 mm
2
, AWG 26-14
Tightening torque 0.4 - 0.5 Nm (3.54 - 4.43 lbf in)
Stripping length 7 mm (0.2756 in)
Possible error Cause Remedy
No display
External fuse for the power supply voltage has
tripped.
Replace fuse.
No current display
Measured voltage is not connected. Connect the measured voltage.
Measurement current is not connected. Connect measurement current.
Current displayed is
too large or too small.
Current measurement in the wrong phase. Check connection and correct if necessary.
Current transformer factor is incorrectly programmed.
Read out and program the current transformer
transformation ratio at the current transformer.
Current harmonics exceed the current peak value
at the measurement input
Install current transformer with a larger CT ratio.
The current at the measurement input was not
achieved.
Install current transformer with a smaller current
transformer ratio.
Voltage displayed is too large
or too small.
Measurement in the wrong phase. Check connection and correct if necessary.
Voltage transformer incorrectly programmed.
Read out and program the voltage transformer ratio
at the voltage transformer.
Voltage displayed is too
small.
Measurement range exceeded. Install voltage transformers.
The peak voltage value at the measurement input has
been exceeded by harmonic components.
Attention! Ensure the measurement inputs are not
overloaded.
Device still does not work
despite the above measures.
Device defective.
Send the device to the manufacturer for inspection
and testing.