Power Quality Analyzer UMG 96-PA Doc. no. 2.061.015.1b 07/2018 www.janitza.com User Manual and Technical Data Janitza electronics GmbH Vor dem Polstück 6 D-35633 Lahnau Support phone number +49 6441 9642-22 Fax +49 6441 9642-30 E-mail: info@janitza.com Internet: http://www.janitza.
UMG 96-PA www.janitza.de Content 2 1. General 6 1. 1 1. 2 1. 3 1. 4 1. 5 Disclaimer Copyright notice Technical modifications Declaration of Conformity Comments on the Manual 6 6 6 6 6 2. Safety 8 2. 1 2. 2 2. 3 Safety Instructions Safety Measures Qualified Staff 8 9 9 3. Intended Use 10 3. 1 3. 2 3. 3 3. 4 Input Check Intended Use Delivery Contents Deliverable accessories 10 10 11 11 4. Product Description 12 4. 1 4. 2 4. 3 12 12 4. 4 4.
www.janitza.de UMG 96-PA 7. Installation 20 7. 1 7. 2 7. 3 7. 4 Connection to a PC Circuit breaker Supply voltage Measured voltage 7. 4. 1 Overvoltage 7. 4. 2 Frequency 7. 4. 3 Connection variants for voltage measurement Current measurement 7. 5. 1 Current measurement connection variants 7. 5. 2 Direction of the current 7. 5. 3 Total current measurement 7. 5. 4 Ammeter 20 21 21 22 22 22 24 24 25 26 26 26 8. Interface 27 8. 1 8. 2 8. 3 Screening Termination resistors Bus structure 27 28 29 9.
UMG 96-PA www.janitza.de 12. Configuration 36 12. 1 12. 2 12. 3 Language Communication Measurement 12. 3. 1 Rated current 12. 3. 2 Current and voltage transformers / Nominal current System 12. 4. 1 Firmware / Serial number 12. 4. 2 Time 12. 4. 3 Password 12. 4. 4 Reset Display Colors 12. 5. 1 Brightness 12. 5. 2 Standby 12. 5. 3 Brightness (standby) 36 36 37 37 39 40 40 40 40 41 43 44 44 44 44 13. Putting the device into service 45 13. 1 13. 2 13. 3 13.
www.janitza.de UMG 96-PA 14. Overview of measurement value displays 68 15. Service and maintenance 74 15. 1 15. 2 15. 3 15. 4 15. 5 15. 6 15. 7 15. 8 15. 9 Repairs Front film Disposal Service Device calibration Re-calibration Firmware update Battery Procedure in the event of an error 74 74 74 74 74 74 74 75 76 16. Technical Data 77 16. 1 16. 2 16. 3 16. 4 16.
UMG 96-PA www.janitza.de 1. General 1. 1 Disclaimer Compliance with the information products for the devices is a precondition for the safe operation and for achieving the stated performance and product characteristics. Janitza electronics GmbH does not accept any liability for personal injury, material damage or financial loss incurred as a result of not complying with the information products. Ensure that your information products are kept easily accessible to read. 1.
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UMG 96-PA www.janitza.de 2. Safety Please read this user manual as well as all other publications that must be referred to for working with this product. This applies especially to installation, operation and maintenance. Please follow all safety instructions and warnings. Not following the instructions may result in personal injury or damage to the product.
www.janitza.de 2. 2 Safety Measures When electrical devices are in operation, certain parts of these devices are necessarily subject to dangerous levels of voltage. Serious bodily harm or material damage may therefore result if they are not handled properly: c WARNING! UMG 96-PA 2. 3 Qualified Staff This device is to be operated and maintained only by qualified staff.
UMG 96-PA www.janitza.de 3. Intended Use 3. 1 Input Check Proper transport and professional storage, installation and assembly, as well as careful control and maintenance, are all preconditions for the proper and safe operation of this device. Perform unpacking and packing with the usual care and without the use of force, and only use suitable tools. Perform a visual inspection of the devices to ensure a proper mechanical condition. 3.
www.janitza.de 3. 3 UMG 96-PA Delivery Contents Number Art. no. Name 1 52.32.xxx 1) UMG 96-PA 1 33.03.360 Installation Guide 1 33.03.361 "GridVis Software" Quick Start Guide 1 10.01.896 Screw terminal, pluggable, 3-pole (auxiliary energy) 1 10.01.849 Screw terminal, pluggable, 4-pole (voltage measurement) 1 10.01.871 Screw terminal, pluggable, 6-pole (current measurement) 1 10.01.909 Screw terminal, pluggable, 3-pole (RS 485) 1 10.01.
UMG 96-PA www.janitza.de 4. Product Description The device is intended for: • the measurement and calculation of electrical quantities such as voltage, current, power, energy, harmonics in the building installation, on distributors, circuit breakers and busbar distributors. • the measurement of measuring voltages and currents originating in the same network.
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UMG 96-PA www.janitza.de 4. 5 Product Overview 1 2 Fig.
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UMG 96-PA www.janitza.de 5. Installation 5. 1 Installation site The device is suitable for installation in non-mobile and weather-protected control panels in indoor environments. Plan on an earth for conducting control panels. m CAUTION! 5. 3 Securing the device The device is secured in the control panel with the side mounting brackets. The brackets are to be removed e.g. using a screwdriver as a horizontal level before the device is put in.
www.janitza.de 6. UMG 96-PA Network systems Network systems and maximum rated voltages as per DIN EN 61010-1/A1: Three-phase four-wire systems with earthed neutral conductor L1 L2 L1 L2 N N R L3 E E L3 E E IEC UL-N / UL-L: 417 VLN / 720 VLL UL UL-N / UL-L: 347 VLN / 600 VLL c E L Risk of injury from electric voltage! L2 E L1 L2 L3 E L2 L3 E E The device can be used in • TN and TT networks • domestic and industrial areas.
UMG 96-PA www.janitza.de Voltage measurement L1 L1 240V 50/60Hz L3 N N PE V1 V2 V3 VN 4M AC/DC 4M In systems without N, the measurement values that require an N are based on a calculated N. 347V/600V 50/60Hz L2 4M You can use the UMG 96-PA to measure voltage in TN and TT systems. Voltage measurement in the UMG 96-PA is designed for the overvoltage category 600V CATIII (measurement surge voltage 6 kV). 4M 6.
www.janitza.de 6. 2 UMG 96-PA Rated voltages The following figures show lists of the networks and the corresponding network rated voltages at which the device can be used. 6. 2. 1 Three-phase 4-wire network with earthed neutral conductor UL-N / UL-L 66V / 115V 120V / 208V 127V / 220V 220V / 380V 230V / 400V 240V / 415V 260V / 440V 277V / 480V 347V / 600V 400V / 690V 417V / 720V Maximum network voltage of the network as per UL Maximum network voltage of the network Fig.
UMG 96-PA www.janitza.de 7. Installation 7. 1 Connection to a PC There are various options for connecting the device to a PC: 1. Connection via an interface converter: PC with GridVis® UMG 96-PA RS232 RS232 RS485 RS485 PC with GridVis® UMG 96-PA USB USB RS485 RS485 2. Use of the UMG 96-PA (slave) via a UMG (master) with gateway functionality (e.g.
www.janitza.de Circuit breaker For building installation, plan for a suitable circuit breaker for the supply voltage to de-energise the device. • The circuit breaker must be installed near the device and easily accessible to the user. • The switch must be marked as the circuit breaker for this device. 7. 3 Supply voltage The device needs a supply voltage to operate. The type and amount of supply voltage required for your device can be found on the ratings plate.
UMG 96-PA www.janitza.de Overcurrent protective device for the line protection of the supply voltage Recommendation for the overcurrent protective device for the line protection of the supply voltage, depending on the variants: • Option 230 V: 6 - 16 A (Char. B) • Option 24 V: 1 - 6 A (Char. B) C ATTENTION! The circuit breaker serves only as line protection - it does not provide protection for the device! 7.
www.janitza.de UMG 96-PA c WARNING! 1) 1) 1) 2) 2) 2) 1.) Fuse (UL/IEC listed) 2.) Disconnector (Circuit breaker) L1 L2 L3 Risk of injury from electric voltage! Serious bodily harm or death may result from not complying with the connection requirements for the voltage measurement inputs.
UMG 96-PA www.janitza.de 7. 4. 3 Connection variants for voltage measurement 7. 5 Current measurement The device: V1 V2 V3 VN • is designed to be connected to current transformers with secondary currents of ../1 A and ../5 A. • is only approved for measuring current through current transformers. • does not measure direct currents. The factory preset current transformer ratio is 5/5 A, and may need to be adjusted to the current transformer in use. Fig.
www.janitza.de m WARNING! Risk of injury from electric voltage on the current transformers! Voltage peaks that are extremely dangerous to touch may occur on current transformers operated with an open secondary side that may result in serious bodily harm or death. For this reason, please note the following: • De-energise your system before starting work! Check that it has been de-energised! • Avoid open operation of the current transformers. • Short-circuit uncharged current transformers.
UMG 96-PA www.janitza.de 7. 5. 2 Direction of the current 7. 5. 4 Ammeter The current direction can be individually corrected on the device or via the serial interfaces for each phase. If you want to measure the current not only with the UMG but also with the ammeter, the ammeter must be connected in series to the UMG. In the case of incorrect connection, the current transformer does not need to be subsequently reconnected. UMG 7. 5.
www.janitza.de 8. UMG 96-PA C Interface The RS485 interface in this device is a 3-pole plug contact that communicates via the Modbus RTU protocol. ATTENTION! CAT cables are not suitable for bus wiring. Use the cable types recommended for this purpose. Cable types: 8. 1 • Recommendation: Unitronic Li2YCY(TP) 2x2x0.22 (Lapp cable) e.g. Connection to the UMG 604 as gateway (master) Data GND Connection options for the connectors: • 0.2 - 1.
UMG 96-PA www.janitza.de m CAUTION! Transmission errors and risk of injury result from electrical interference. Atmospheric discharge may cause transmission errors and hazardous voltages on the device. For this reason, please note the following: • Place the screening on the functional earth (PE) at least once. • For larger sources of interference, put the frequency inverter in the control cabinet and position the screening as close as possible on the device to the functional earth (PE).
www.janitza.de 8. 3 UMG 96-PA Bus structure • All devices are connected in a bus structure (line). • Each device has its own address within the bus (see also Parameter programming). • Up to 32 subscribers can be connected together in a single segment. • The cable is terminated with resistors (bus termination 120 Ohm, 1/4 W) at the beginning and at the end of a segment. • With more that 32 subscribers, repeaters (amplifiers) must be used to connect the individual segments.
UMG 96-PA www.janitza.de 9. Digital inputs and outputs The device has • 3 digital inputs and • 3 digital outputs. 9. 1 External auxiliary voltage Digital inputs 24V DC - C ATTENTION! Note the correct polarity of the supply voltage. 17 LED 18 2k21 2k21 Digital Input 1 19 LED An input signal is detected on a digital input if • a voltage of at least 18 V and maximum 28 V DC (typically at 4 mA) is applied. • a current of at least 1 mA and maximum 6 mA flows.
www.janitza.de UMG 96-PA External auxiliary voltage 9. 1. 1 S0 pulse input This requires an auxiliary voltage with an output voltage in the range 18 .. 28V DC and a resistor of 1.5 kOhm. UMG 96-PA Digital inputs 1-3 + 17 1.5k 18 2k21 LED You can connect an S0 pulse transducer per DIN EN62053-31 to any digital input. 24V DC 2k21 Digital Input 1 S0 pulse transducer 19 LED 2k21 2k21 LED 2k21 2k21 Digital Input 2 20 Digital Input 3 Fig.
UMG 96-PA www.janitza.de 9. 3 ~ LED status bar The different statuses of the inputs and outputs are displayed via the LED status bar on the back of the device. Digital inputs The LED assigned to a respective input lights up green when a signal of at least 1 mA flows on this interface. Fig.
www.janitza.de 10. UMG 96-PA Analog output The device has 1 passive analog output, which can emit current of 0 - 20 mA. An external power adapter (24 V DC) is required for operation. 230 V AC External operating voltage The connected load impedance may not exceed a resistance of 300 Ohm. If the analog output is connected to greater resistance, the output range (20 mA) is limited.
UMG 96-PA www.janitza.de 11. Operation The device is operated using six function keys that are assigned to different functions, depending on the context: • Selection of measurement value displays. • Navigation in the menu. • Control of device settings. Display title 11. 2 Measurement value display "Overview" After returning to the network, the device starts with the measurement value display "Overview.
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UMG 96-PA www.janitza.de 12. Configuration The device must be connected to a power supply to configure it. To do so, proceed as described in „13. 1 Supply voltage“. • If you are not in the measurement value display "Overview," switch to this view by repeatedly pressing key 1 (Esc). • Open the main menu with key 1 (Esc). With keys 3 () and 4 (), select "System" and confirm your selection with key 6 (Enter). • Select "Configuration" and confirm by pressing key 6 (Enter).
www.janitza.de • Exit the configuration menu with key 1 (Esc). • Open the main menu with key 1 (Esc). • Select the measurement value display you want with keys 3 () and 4 (). Confirm your selection by pressing key 6 (Enter) or jump directly to the measurement value display "Overview" by pressing key 1 (Esc). UMG 96-PA m CAUTION! Material damage may result from incorrect network settings. Incorrect network settings may cause interruptions in the IT network.
UMG 96-PA www.janitza.de • With keys 3 () and 4 () select the setting you want, and confirm the selection with key 6 (Enter). You can abort this action by pressing key 1 (Esc). • Exit the menu "Measurement" with key 1 (Esc). • Exit the configuration menu with key 1 (Esc). • Open the main menu with key 1 (Esc). • Select the measurement value display you want with keys 3 () and 4 ().
www.janitza.de 12. 3. 2 Current and voltage transformers / Nominal current For the defined operation of the device it is necessary to set the correct current and voltage transformer ratios and the nominal current. When connecting voltage transformers, observe the measured voltage on the ratings plate! • Open the configuration menu (see Section 12 "Configuration"). • With keys 3 () and 4 (), select the menu item "Measurement" from the configuration menu. • Confirm by pressing key 6 (Enter).
UMG 96-PA www.janitza.de 12. 4 System Display of device-specific system settings, password assignment and value reset function. 12. 4. 1 Firmware / Serial number Use the firmware version and the device-specific serial number for possible support requests and to register on the homepage (www.janitza.de). 12. 4. 2 Time 1 2 3 4 5 Shows the current device time.
www.janitza.de UMG 96-PA 12. 4. 4 Reset This area makes it possible to delete and reset measurement values and device parameters. Fig. View "System," Selection "Password" • With the keys 2 to 5 (), set the password you would like to use.Use keys 2 () and 5 () to set the digit position. With keys 3 () and 4 () change the digit (-1 / +1). • Confirm by pressing key 6 (Enter) or abort the action by pressing key 1 (Esc). • Exit the view "System" with key 1 (Esc).
UMG 96-PA www.janitza.de • Select the measurement value display you want with keys 3 () and 4 (). Confirm your selection by pressing key 6 (Enter) or jump directly to the measurement value display "Overview" by pressing key 1 (Esc). Min./Max. values You can delete all of the minimum and maximum values in the device at once. It is not possible to select certain energy counters. C ATTENTION! Delete any production-related energy • Exit the configuration menu with key 1 (Esc).
www.janitza.de Restart To manually restart the device, proceed as follows: UMG 96-PA 12. 5 Display Use this menu item to adjust the display settings on the device: • Brightness • Standby after • Brightness (standby) Fig. Menu "Reset," Restart device • Open the configuration menu (see Section 12 "Configuration"). • With keys 3 () and 4 (), select the menu item "System" from the configuration menu. • Confirm by pressing key 6 (Enter).
UMG 96-PA www.janitza.de 12. 5. 1 Brightness 12. 6 Colors Set the display brightness of your device. Set the colors that show the current and voltage in the graphical displays. • Settings range: 30 - 100 Default: 70 with 30% = dark 100 % = very bright 12. 5. 2 Standby Set the time in seconds after which the display brightness switched to the set standby brightness. Fig. Menu "Colors," • Settings range: 60 - 3600 Default: 900 12. 5.
www.janitza.de 13. Putting the device into service This section will explain everything you need to know about putting the device into service for the first time. 13. 1 UMG 96-PA Supply voltage To connect the supply voltage, proceed as follows: 1. Connect the supply voltage to a terminal on the back of the device. 2. After connecting the supply voltage, the first measurement value display "Overview" will appear on the display a few seconds later. 3.
UMG 96-PA www.janitza.de 13. 3 Frequency measurement To perform this measurement, the device requires the network frequency, which can be either supplied by the user or automatically determined by the device (cf. Section "Configuration"). • The device can only determine the network frequency if there is a voltage L1-N greater than 20 Veff (4-wire measurement) or a voltage L1-L2 greater than 34 Veff (3-wire measurement) at the voltage measurement input V1.
u www.janitza.de UMG 96-PA i 13. 4. 1 Phasor diagram basics The phasor diagram graphically describes the phase shift / phase angle between the voltage and the current. The pointer rotates around an origin point at a constant speed proportionally to the frequency of the voltage and the current. The pointer diagram therefore describes the current status of the quantities in an alternating current circuit.
UMG 96-PA www.janitza.de Voltage and current input monitoring in pointer diagrams: 13. 5 Measurement current The device: The phasor diagram can be used to check for incorrect connections to the voltage and current inputs. Example 1 Primarily Ohmic load. Voltage and Current only have minor difference in the phase. • The current measurement input is assigned to the correct voltage measurement input. Example 2 Primarily Ohmic load. Voltage and Current only have a difference of about 180° in the phase.
www.janitza.de 13. 6 UMG 96-PA Measurement range violation The device display shows the warning "Measurement range violation" in the event of a measurement range violation and indicates the current/voltage path. Measurement range violations are displayed for as long as they continue and cannot be acknowledged. There is a measurement range violation if at least one of the voltage or current measurement inputs is outside of its specified measurement range.
UMG 96-PA www.janitza.de 13. 8 Checking communication The device counts all received (RX), all sent (TX) and all faulty data packages. In the ideal case, the number of errors shown in the error column is zero. 13. 9 Delete min./max. values individually In the measurement displays for voltage, current and power with • voltage L-N and voltage L-L • current and THD-I • total power and • effective, reactive, and apparent power the min./max. values for each can be deleted with key 6 (Enter). Fig.
www.janitza.de 13. 10 UMG 96-PA Harmonics Harmonics are caused by equipment with nonlinear characteristics. These additional frequencies are integer multiples of a fundamental oscillation, and show how the equipment affect the power grid. The possible effects of harmonics include: • additional heating of equipment.
UMG 96-PA www.janitza.de 13. 11 Communication in the bus system 13. 11. 1 RS485 The data can be accessed from the parameter and measurement value list (cf. Section "Configuration / Communication“) via the MODBUS RTU protocol with the CRC check on the RS485 interface. Example: Read-out of voltage L1-N Voltage L1-N is saved in the measurement value list at the address 19000. Voltage L1-N is available in FLOAT format. In this example, 01 will be used as the device address.
www.janitza.de 13. 12 UMG 96-PA Digital inputs/outputs Your device has three digital inputs and three digital outputs. + - = 24V = DC + - K1 21 22 K2 23 S1 S2 The statuses of the digital inputs are each on their own Modbus address. For each digital input, the last 16 switching operations (events) are logged with a time stamp. S3 K3 24 Digital Outputs 17 18 19 20 Digital Inputs Fig. Digital inputs and outputs • You can configure the inputs and outputs via the GridVis® software.
UMG 96-PA www.janitza.de Pulse counter All digital inputs can be operated with a frequency of 25 Hz. Here, the pulse duration and the pulse interval must be greater than 20 ms. The typical pulse duration for S0 pulses is 30 ms.
www.janitza.de C ATTENTION! When programming with GridVis®, a selection of energy values that are derived from the power values is received. 13. 12.
UMG 96-PA www.janitza.de Determine pulse value 1. Set the pulse length according to the requirements of the connected pulse receiver. For a pulse length of e.g. 30 ms, the device can issue a maximum number of 60,000 pulses (see Table "Maximum Pulse Number") per hour. 2. Determining the maximum connected load. Example: Current transformer Voltage L-N = 150/5 A = max. 300 V Power per phase = 150 A x 300 V = 45 kW Power in 3 phases = 45 kW x 3 Maximum connection power = 135 kW 3.
www.janitza.de Timer output In the device, 64 independent weekly timers can be set with: • a resolution of 1 minute. • a freely defined active period within one day. The active day within the week can be selected. Example: 9:25 to 11:45 on Sunday, Monday and Friday The weekly timers can be configured as UMG 96-PA Output for Modbus remote Enables switching of the outputs via a Modbus address. This function can be configured via the GridVis® software: • Open the device configuration in GridVis®.
UMG 96-PA www.janitza.de Output for the comparator group Two comparator groups are available to monitor the thresholds (comparators 1 and 2), each with 3 comparators (A - C). The results of the comparators A to C can be linked using the "AND" or "OR" operators. Status Comparator runtime Logic Comparator Threshold Actual value The linkage result from comparator group 1 can be assigned to digital output 2 and the linkage result from comparator group 2 can be assigned to digital output 3.
www.janitza.de UMG 96-PA Comparator runtime Comparator runtimes are time counters that create a total for a set comparator output. I.e. if the condition of the comparator is met and the lead time has expired, the counter increases by the respective amount of time the minimum switch-on time is not taken into account here! Measurement Threshold Threshold violation (e.g. exceeding the threshold) Lead time Comparator with set threshold violation • The set threshold is compared to the measurement value.
UMG 96-PA www.janitza.de 13. 13 Analog output The device has 1 passive analog output, which can output a maximum current of 0 20 mA. An external 24 V DC power adapter is required for operation. Examples: Assignment of effective power L1 (output range 4 - 20 mA) 20 mA 20 mA 4 mA 4 mA 230 V Initial value Fig.: Principle of the analog output with voltage monitoring The analog output can be configured in a user-friendly way via the GridVis® software.
www.janitza.de 13. 14 UMG 96-PA “Drag indicator” function The “drag indicator” function describes the three highest mean value of a measured values over a defined period of time (time base). • The calculated mean values can be retrieved via the GridVis® software and via a parameter with a time stamp. • The period duration (time base), synchronization and capture time can be set in the GridVis® software by using the corresponding parameters.
UMG 96-PA www.janitza.de 13. 14. 2 External synchronization An external synchronization to calculate the 3 highest mean values can be carried out • via the digital output 3 (e.g.
www.janitza.de UMG 96-PA "Periodic pulses" Different scenarios may result if the device receives periodic pulses via the digital output 3 or periodic Modbus commands.
UMG 96-PA www.janitza.de 13. 14. 3 Synchronization priority An external synchronization is carried out according to various priorities: • Priority 1: Modbus synchronization For this, use the Modbus tool to set the "Enable Flag" (address.: 822) or select the option "Synchronization via Modbus" in the GridVis® software in the configuration area for the drag indicator.
www.janitza.de 13. 15 UMG 96-PA Recordings 2 recording profiles are preconfigured in the default factory setting of the device. Recordings can be adjusted and extended via the GridVis® software. • The minimum recording time base is 1 minute. • A maximum of 4 recordings, each with 29 measured values, is possible. If minimum and maximum values are defined additionally, the number is lowered to 19 or 14 values.
UMG 96-PA www.janitza.de 13. 16 Tariff switching Electrical energy values (effective, reactive and apparent energy) can be recorded via internal counters for two tariffs each. Switching between the tariffs (HT/NT) is supported by • Modbus via the • digital input 1 (see Section "Digital Inputs") or via the • weekly timer (see Section "Timer Output") Fig. Configuration of the digital input 1 as the tariff control input in the GridVis® software . Device display of total (L1..
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www.janitza.de Main menu (Current) UMG 96-PA Current THD-I Display of current L1, L2, L3 and their minimum and maximum values Display of distortion factors for the current (THD-I) L1, L2, L3 and their minimum and maximum values Curve Display of current curve for L1, L2, L3 Main menu (Power) Total powers Display of the total (L1..
UMG 96-PA www.janitza.de Main menu (Energy) Main menu (Consumption Overview) Main menu (Harmonics) 70 Effective energy Reactive energy Display of total (L1..L3) effective energy (total/ drawn/delivered) Display of total (L1..L3) reactive energy (total/ inductive/capacitive) Apparent energy Tariff Display of total (L1..L3) apparent energy Display of total (L1..
www.janitza.de Main menu (Oscilloscope) Main menu (Pointer Diagram) UMG 96-PA Voltage L1 / L2 / L3 Voltage L1..L3 Display of oscillogram for voltage L1, L2 or L3 Display of oscillogram for voltages L1, L2 and L3 Current L1 / L2 / L3 Current L1..
UMG 96-PA www.janitza.de Main menu (System) Configuration COMports Overview Attention: Further information on configuration can be found in the Section Operation and Configuration. Submenu Device Configuration Display of received (RX), sent (TX) and faulty data packages.
www.janitza.de Submenu (System / Configuration) Attention! Further information on configuration can be found in the Section Operation and Configuration. UMG 96-PA Language Communication Settings in the device language Settings for the parameters device address, baud rate and data framework Measurement (frequency) Measurement L1..
UMG 96-PA www.janitza.de 15. Service and maintenance The device underwent various safety checks before delivery and is marked with a seal. If a device is open, then the safety checks must be repeated. Warranty claims will only be accepted if the device is unopened. 15. 1 15. 5 The devices are calibrated by the manufacturer at the factory. It is not necessary to recalibrate the device providing that the environmental conditions are complied with. Repairs 15.
www.janitza.de 15. 8 UMG 96-PA Battery The internal clock is fed from the supply voltage. If the supply voltage fails then the clock is powered by the battery. The clock provides date and time information, e.g. for the recordings and the minimum and maximum values. The life expectancy of the battery is at least 5 years with a storage temperature of +45 °C. The typical life expectancy of the battery is 8 to 10 years. The battery is replaced via the battery insert provided on the bottom of the device.
UMG 96-PA www.janitza.de 15. 9 Procedure in the event of an error Possible error Cause Remedy No display External fuse for the supply voltage was triggered. Replace fuse. No current display. Measurement voltage not connected. Connect measurement voltage. Measurement current not connected. Connect measurement current. Current measurement in wrong phase. Check connection and correct as needed. Current transformer factor programmed incorrectly.
www.janitza.de 16. UMG 96-PA Technical Data General Net weight (with connectors attached) approx. 250 g Packaged weight (incl. accessories) approx. 500g Battery Lithium type CR2032, 3V (approved as per UL 1642) Life cycle of the backlighting 40000h (Backlighting diminishes over this time period to approx. 50%) Transport and storage The following details apply for devices that are transported and stored in the original packaging.
UMG 96-PA www.janitza.de Voltage measurement 1) Three-phase 4-wire systems with rated volatges up to 417 V / 720 V (+-10%) as per IEC 347 V / 600 V (+-10%) as per UL Overvoltage category 600 V CAT III Rated surge voltage 6 kV Fuse for voltage measurement 1 - 10 A (with IEC/UL approval) Measurement range L-N 01) .. 600 Vrms (max. overvoltage 800 Vrms) Measurement range L-L 01) .. 1040 Vrms (max. overvoltage 1350 Vrms) Resolution 0.01V Crest factor 2.
www.janitza.de UMG 96-PA Analog output External supply max. 33 V Current 0 .. 20 mA Update time 1 sec Resolution 10 bit Connectability of the terminals (supply voltage) Connectable conductors. Only connect one conductor per terminal! Single-wire., multiwire, fine-wire 0.08 - 4.0 mm2, AWG 28-12 Pin terminals, wire-end ferrules 0.2 - 2.5 mm2 Tightening torque 0.4 - 0.5 Nm Insulation length 7 mm Connectability of the terminals (voltage measurement) Connectable conductors.
UMG 96-PA www.janitza.de 16. 1 Function performance characteristics Function Symbol Precision class Measurement range Display range Total effective power P 0,5 (IEC61557-12) 0 W .. 12.6 kW 0 W .. 999 GW * Total reactive power QA, Qv 1 (IEC61557-12) 0 var .. 16,6 kvar 0 var .. 999 Gvar * Total apparent power SA, Sv 0,55) (IEC61557-12) 0 VA .. 12,6 kVA 0 VA .. 999 GVA * Total effective energy Ea 0,5S5) 6) (IEC61557-12) 0 Wh .. 999 GWh 0 Wh ..
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UMG 96-PA www.janitza.de Dimension views 96 6 4,9 16. 4 87,2 96 Battery 96 Fig. Front view Fig. View from below 92+0,8 92+0,8 87,2 Fig. Side view 84 6 Fig.
www.janitza.de - + = - S1 S2 - = S3 = + + K3 17 18 1 19 2 21 V+ 20 3 K5 K4 22 1 23 2 24 3 Digital outputs Digital inputs 25 Data GND Connection example 1 A B 26 V+ 14 15 16 C A B Analogue output RS485 UMG 96-PA V1 11 12 13 1) Current measurement Voltage measurement L/+ N/- V2 1 V3 2 3 VN 4 I1 S1 I2 S2 5 S1 6 7 3) 2) PE/FE PE N N L1 L1 2) 8 S1 S2 9 3) 10 3) 2) S1 S2 S1 L2 L3 I3 S2 Consumer Supply voltage Functional earth 16.
