www.janitza.com Item no. 33.03.164 Doc. no. 1.040.075.0.j Power Analyser Janitza electronics GmbH Vor dem Polstück 1 D-35633 Lahnau Support tel. 0049 6441 9642-22 Fax 0049 6441 9642-30 E-mail: info@janitza.com Internet: http://www.janitza.
UMG 96RM-EL Contents General Inspection on receipt Scope of delivery – UMG 96RM-EL Available accessories Product description Intended use Performance characteristics - UMG 96RM-EL Measuring method Operating concept GridVis network analysis software Connection variants Assembly Installation Supply voltage Voltage metering Current measurement Ethernet interface Operation Display mode Programming mode Parameters and measured values Configuration Applying the supply voltage Current and voltage transformers Prog
UMG 96RM-EL Checking the measurement Checking the individual power ratings Check the sum power ratings Comparators and monitoring threshold values Comparator in the GridVis software Service and maintenance Service Device calibration Calibration intervals Firmware update Error messages Technical data Function parameters Table 1 - Parameter list Number formats Dimensional drawings Measured value displays overview Declaration of conformity Connection example Basic functions quick guide TCP/IP addressing quick
UMG 96RM-EL General Comments on the operating manual Copyright We welcome your comments. In the event that anything in this operating manual seems unclear, please let us know and send us an EMAIL to: info@janitza.
UMG 96RM-EL Instructions for use Please read the operating manual at hand as well as all other publications that must be drawn from for working with this product (in particular for the installation, operation or maintenance). Specialized personnel are persons, that based on their respective training and experience, are qualified to recognize risks and prevent potential dangers that can be caused by the operation or maintenance of the device. Follow all safety regulations and warning information.
UMG 96RM-EL Concerning these operating instructions Inspection on receipt These operating instructions are a part of the product. • Read the operating instructions before using the device. • Keep the operating instructions throughout the entire service life of the product and have them readily available for reference. • Pass the operating instructions on to each subsequent owner or user of the product.
UMG 96RM-EL Scope of delivery – UMG 96RM-EL Number Part no. Description 1 52.22.040 UMG 96RM-EL 2 29.01.036 Mounting clips 1 33.03.164 Operating instructions 1 51.00.116 CD with following content. - GridVis programming software - GridVis functional description 1 10.01.855 Screw-type terminal, pluggable, 2-pole (auxiliary power) 1 10.01.849 Screw-type terminal, pluggable, 4-pole (voltage measurement) 1 10.01.871 Screw-type terminal, pluggable, 6-pole (current measurement I1-I3) 1 08.
UMG 96RM-EL Product description Intended use The UMG 96RM-EL is provided for the measurement and calculation of electrical parameters such as voltage, current, power, energy, harmonics, etc. for building installations, to distributors, circuit breakers and busbar trunking systems. The UMG 96RM-EL is suitable for installation in permanent, weatherproof switchboards. Conducting switchboards must be earthed. It can be mounted in any position.
UMG 96RM-EL Performance characteristics - UMG 96RM-EL General • Front panel integration device with dimensions 96x96 mm. • Connection via pluggable screw terminals • LCD display with backlighting • Operation via 2 buttons • 3 voltage measurements inputs (300V CATIII) • 3 current measurement inputs for current transformer. • Ethernet interface • Working temperature range -10°C .. +55°C • Storage of minimum and maximum values (without time stamp).
UMG 96RM-EL Measuring method GridVis network analysis software The UMG 96RM-EL measures uninterrupted and calculates all root mean squares over a 10/12-period interval (200ms). The UMG 96RM-EL measures the true root mean square (TRMS) of the voltages and currents applied to the measuring inputs. The UMG 96RM-EL can be programmed and read with the GridVis network analysis software which is part of the scope of delivery. For this a PC must be connected to the UMG 96RM-EL via Ethernet.
UMG 96RM-EL Connection variants Direct connection of a UMG 96RM-EL to a PC via Ethernet. (Twisted patch cable) (gedrehtes Patchkabel) UMG 96RM-EL (gedrehtes Patchkabel) Connecting a UMG 96RM-EL to a PC via Ethernet.
UMG 96RM-EL Assembly Installation location Mounting The UMG 96RM-EL is suitable for installation in permanent, weatherproof switchboards. Conducting switchboards must be earthed. The UMG 96RM-EL is mounted on the switchboard by the side mounting brackets. These must be removed before using the device. Mounting is carried out by inserting and engaging the brackets. Installation position The UMG 96RM-EL must be installed vertically in order to achieve sufficient ventilation.
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UMG 96RM-EL Installation Supply voltage L A supply voltage is required to operate the UMG 96RMEL. The voltage supply is connected via plug-in terminals on the back of the device. N Fuse Separator Before applying the supply voltage, ensure that the voltage and frequency correspond with the details on the nameplate! The supply voltage must be connected via a UL/IEC approved fuse (6 A, type C). Fig.
UMG 96RM-EL m • In building installations, the supply voltage must be provided with a disconnect switch or circuit breaker. • The disconnect switch must be attached near the device and must be easily accessible by the user. • The switch must be labelled as a separator for this device. • Voltages that exceed the permissible voltage range can destroy the device.
UMG 96RM-EL Voltage metering The UMG 96RM-EL can be used for voltage measurement in TN, TT and IT systems. Voltage measurement in the UMG 96RM-EL is designed for the 300 V overvoltage category CATIII (4 kV rated pulse voltage). In systems without a neutral, measured values that require a neutral refer to a calculated neutral. L1 L1 277V/480V 50/60Hz L2 480V 50/60Hz L2 L3 L3 N PE Impedanz V1 V2 V3 VN V1 V2 V3 VN Auxiliary energy Fig.
UMG 96RM-EL Rated mains voltage Lists of the networks and their rated mains voltage in which the UMG 96RM-EL can be used. Three-phase 4-wire systems with earthed neutral conductor. Unearthed three-phase, 3-wire systems. UL-N / UL-L UL-L 66 V/115 V 120 V/208 V 127 V/220 V 220 V/380 V 230 V/400 V 240 V/415 V 260 V/440 V 277 V/480 V 66 V 120 V 127 V 220 V 230 V 240 V 260 V 277 V 347 V 380 V 400 V 415 V 440 V 480 V Maximum rated voltage of the network Fig.
UMG 96RM-EL Voltage measurement inputs The UMG 96RM-EL has three voltage measurement inputs (V1, V2, V3). L1 L2 Overvoltage The voltage measurement inputs are suitable for measurement in networks in which overvoltages of overvoltage category 300V CATIII (4 kV rated pulse voltage) can occur. Frequency The UMG 96RM-EL requires the mains frequency for the measurement and calculation of measured values. The UMG 96RM-EL is suitable for measurements in the frequency range of 45 to 65 Hz.
UMG 96RM-EL When connecting the voltage measurement, the following must be observed: • A suitable separator must be provided in order to switch off the power to the UMG 96RM-EL. • The separator must be placed near the UMG 96RMEL, marked for the user and easily accessible. • Use a fuse protected, UL/IEC approved 10A circuit breaker (type C) as an overcurrent protection device and separator.
UMG 96RM-EL Connection diagram, voltage measurement • 3p 4w (addr. 509= 0), factory setting • 3p 4wu (addr. 509 = 1) L1 L1 L2 L2 L3 N L3 N V1 V2 V3 VN Fig. System with three-phase conductors and a neutral conductor. • 3p 4u (addr. 509 = 2) V1 L1 L2 L3 L3 V3 VN Fig. System with three-phase conductors and no neutral conductor. Measured values that require a neutral refer to a calculated neutral. 20 VN • 3p 2u (addr. 509 = 5) L2 V2 V3 Fig.
UMG 96RM-EL • 1p 2w1 (addr. 509 = 4) • 2p 4w (addr. 509 = 3) L1 L1 L2 L3 N N V1 V2 V3 V1 VN Fig. Measured values derived from the V2 and V3 voltage measurement inputs are assumed to be zero and not calculated. • 1p 2w (addr. 509 = 6) V2 V3 VN Fig. System with uniform phase loading. The measured values for the V2 voltage measurement input are calculated. • 3p 1w (addr. 509 = 7) L1 L1 L2 L3 L2 L1 L2 L3 V1 V2 V3 VN Fig. TN-C system with single-phase, three-wire connection.
UMG 96RM-EL Current measurement The UMG 96RM-EL is designed for connecting current transformers with secondary currents of ../1A and ../5A. The factory set current transformer ratio is 5/5 A and may need to be adapted to the current transformers. It is not possible to perform a direct measurement without a current transformer with the UMG 96RM-EL. Only AC currents (and not DC currents) can be measured.
UMG 96RM-EL Direction of the current The current direction can be individually corrected on the device or via the serial interfaces for each phase. In the case of incorrect connection, the current transformer does not need to be subsequently reconnected. c c Earthing of current transformers! If a connection is provided for the earthing of secondary windings then this must be connected to the earth.
UMG 96RM-EL Connection diagram, current measurement • 3p 4w (addr. 510= 0), factory setting • 3p 2i (addr. 510 = 1) L1 L1 L2 L2 L3 N L3 N I1 I2 I3 Fig. Measurement in a three-phase net-work with an unbalanced load. • 3p 2i0 (addr. 510 = 2) I1 • 3p 3w3 (addr. 510 = 3) L1 L2 L2 L3 L3 I2 I3 Fig. The measured values for the I2 current measurementinput are calculated. 24 I3 Fig. System with uniform phase loading. The measured values for the I2 current measurement input are measured.
UMG 96RM-EL • 3p 3w (addr. 510 = 4) • 2p 4w (addr. 510 = 5) L1 L1 L2 L2 L3 N L3 N I1 I2 I3 Fig. System with uniform phase loading. The measured values for the I2 and I3 current measurement inputs are calculated. • 1p 2i (addr. 510 = 6) L1 I1 I2 I3 Fig. System with uniform phase loading. The measured values for the I2 current measurement input are calculated. • 1p 2w (addr. 510 = 7) L1 L2 N I1 I2 I3 Fig.
UMG 96RM-EL Connection diagram, current measurement Ammeter • 3p 1w (addr. 510 = 8) If you want to measure the current not only with the UMG 96RM-EL but also with the ammeter, the ammeter must be connected in series with the UMG 96RM-EL. L1 L2 L3 L1 L2 L3 UMG L1 L2 L3 S1 I S2 A I1 I2 I3 Fig. Three systems with uniform phase loading. The current measurement values of the phases of the respective system where are no CTs connected are calculated (I2/I3 resp. I1/I3 resp. I1/I2).
UMG 96RM-EL Total current measurement If the current measurement takes place via two current transformers, the total transformer ratio of the current transformer must be programmed in the UMG 96RMEL. The UMG 96RM-EL must then be set as follows: Primary current: 1000 A + 1000 A = 2000 A Secondary current: 5A UMG I S1 S2 Einspeisung 1 Supply 1 1P1 (K) (L) 1P2 1S1 (k) (l) 1S2 Verbraucher A Consumer A P1 1S1 1S2 Example: The current measurement takes place via two current transformers.
UMG 96RM-EL Ethernet interface The Ethernet network settings should be specified by the network administrator and set on UMG 96RM-EL accordingly. If the network settings are not known, the UMG 96RMEL may not be integrated into the network through the patch cable.
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UMG 96RM-EL Operation Programming mode The UMG 96RM-EL is operated via buttons 1 and 2 with the following functions: • briefly pressing button 1 and 2: next step (+1) • pressing and holding button 1 and 2: previous step (-1) Measured values and programming data are displayed on an LCD display. You can view and change the necessary settings of the UMG 96RM-EL in programming mode. Press button 1 and 2 simultaneously for about 1 second to switch to programming mode after entering the password.
UMG 96RM-EL Max. value, HT/reference Min.
UMG 96RM-EL Parameters and measured values Example of the parameter display All parameters necessary for operating the UMG 96RM‑EL, e.g. the current transformer data, and a selection of frequently required measured values are stored in the table. The contents of most addresses can be accessed via the serial interface and the buttons on the UMG 96RM-EL. On the UMG 96RM-EL display the value “006” is shown as the content of address “036”.
UMG 96RM-EL Button functions Display mode Programming mode Change mode Change mode Password simultaneous simultaneous Browse Browse short long short Measured values 1a Measured values 2a long Programming menu 1 Programming menu 2 long Measured values 2b short Programming menu 3 Programming Programming menu 1 Confirm selection Short: digit +1 Long: digit -1 (flashes) (flashes) Short: value x 10 (decimal to the right) Long: Value /10 (decimal to the left) 33
UMG 96RM-EL Configuration Applying the supply voltage To configure the UMG 96RM-EL, the supply voltage must be connected. The level of supply voltage for the UMG 96RM-EL can be found on the nameplate. If no display appears, check the operating voltage to determine whether it is within the rated voltage range. Current and voltage transformers A current transformer is set to 5/5 A in the factory. The pre-programmed voltage transformer ratio only needs to be changed if voltage transformers are connected.
UMG 96RM-EL C Current and voltage transformers The GridVis software included with delivery can be used to individually program the current and voltage transformer input transformer ratios. Only the transformer ratio of the respective group of the current inputs I1-I3 and the voltage measurement inputs V1-V3 can be adjusted on the device. Fig. Indication to configure the current and voltage transformers in the GridVis software.
UMG 96RM-EL Programming current transformers Switching to programming mode • Simultaneously press buttons 1 and 2 in order to switch to programming mode. If a user password was programmed, the password request will appear with “000”. The first digit of the user password flashes and can be changed with button 2. The next digit is selected by pressing button 2 and will begin flashing. If the correct combination was entered or if no user password was programmed, the device will enter programming mode.
UMG 96RM-EL Programming voltage transformers • Switch to the programming mode as described. The symbols for the programming mode (PRG) and for the current transformer (CT) appear. • Use button 2 to switch to the voltage transformer setting. • Confirm the selection with button 1. • The first digit of the input area for the primary current starts flashing.
UMG 96RM-EL Programming parameters Switching to programming mode • Switch to the programming mode as described. The symbols for the programming mode (PRG) and for the current transformer (CT) appear. • Use button 2 to switch to the voltage transformer setting. The first parameter of the parameter list is shown by repeatedly pressing button 2. Changing parameters • Confirm the selection with button 1. • The most recently selected address is displayed with the associated value.
UMG 96RM-EL TCP/IP configuration Description Within an Ethernet, each device has a unique TCP / IP address that can be assigned manually or from a DHCP server. The 4-byte device address (0 to 3 byte) can be extended in the TCP / IP configuration using the subnet mask and gateway data. Setting the TCP / IP device address (addr) manually • Select in the programming mode as described. The symbols for the programming mode PRG and the current transformer mode CT appear on the display.
UMG 96RM-EL Manual setting of the subnet mask (SUb) • When in the programming mode, press button 2 to get to the subnet mask settings (SUb display). • Use button 1 to select the desired digit and set it by pressing button 2. Repeat this step for each digit in bytes 0 to 3 in a way similar to setting the TCP / IP device address. • After repeated display of byte 0 (no digit is flashing) one can set the gateway address.
UMG 96RM-EL m Fig. Subnet mask (Sub), byte 0, value 255 Fig. Gateway (GAt), byte 0, value 192 Fig. Parameter setting for dynamic allocation (DHCP) of a TCP/IP address Parameter setting for allocation of a fixed TCP/IP address m Caution! Connection of the UMG96RM-EL to the Ethernet may only be carried out after discussion with the network administrator! Caution! The UMG 96RM-EL is factory-programmed for the dynamic allocation of the IP settings (DHCP mode).
UMG 96RM-EL Parameters User password (addr. 050) Forgotten password A user password can be programmed in order to impede any accidental change to programming data. A switch to the next programming menu can only be made after entering the correct user password. No user password is specified in the factory. In this case, the password menu is skipped and the current transformer menu is reached directly. If you have forgotten the password, the password can only be cleared by using the GridVis PC software.
UMG 96RM-EL Mean value Averaging method Mean values are averaged over an adjustable period for the current, voltage and power measured values. The mean values are indicated by a bar over the measured value. The averaging time can be selected from a list with 9 fixed averaging times. The applied exponential messaging method reaches at least 95% of the measurement value once the reporting time has run its course. Averaging time, current (Addr. 040) Averaging time, power (Addr.
UMG 96RM-EL Min. and max. values Energy meter All measured values are measured and calculated during all 10/12 periods. Minimum and maximum values are determined for most measured values. The min. value is the smallest measured value determined since the last deletion. The max. value is the highest measured value determined since the last deletion. All minimum and maximum values are compared with the corresponding measured values and overwritten when exceeded or fallen short of.
UMG 96RM-EL Mains frequency (Addr. 034) For automatic ascertainment of the mains frequency, an L1-N voltage larger than 10Veff must be applied to the voltage measurement input V1. The sampling frequency is computed for the current and voltage inputs based on the mains frequency. Setting range: 0, 45 .. 65 0 = automatic frequency determination. The mains frequency is determined based on the measurement voltage. 45..65 = fixed frequency The mains frequency is pre-selected as a fixed value.
UMG 96RM-EL Harmonics Total Harmonic Distortion (THD) Harmonics are the integer multiple of a mains frequency. The voltage mains frequency for the UMG 96RMEL must be in the range between 45 and 65 Hz. The calculated voltage and current harmonics refer to this mains frequency. Harmonics up to 40x the mains frequency are recorded. THD is the ratio of the root mean square value of harmonics to the root mean square value of the mains frequency.
UMG 96RM-EL Measured value relay Changeover time (addr. 039) All measured values are calculated every nine periods and can be recalled once per second on the measured value displays. Two methods are available for retrieving the measured value displays: Adjustment range: 0 .. 60 seconds If 0 seconds are set, no changeover takes place between the measured value displays selected for the measured value relay. The changeover time applies for all display change profiles.
UMG 96RM-EL Display profile (Addr. 037) Setting range: 0 .. 3 0 - Display profile 1, default value. 1 - Display profile 2, default value. 2 - Display profile 3, default value. 3 - Display profile, customizable. C C 48 The customizable profiles (display rotation profile and display profile) can only be programmed using the GridVis software. Profile setting Both profiles (display rotation profile and display profile) are illustrated in the GridVis software included in the delivery package.
UMG 96RM-EL Reset energy meter (Addr. 507) Phase sequence The real, apparent and reactive energy meters can only be reset simultaneously. The voltage phase sequence and the phase L1 frequency are displayed on the screen. Set "001" for address 507 to reset the energy meter. The phase sequence shows the three-phase system sequence. The rotary field usually rotates to the "right". The voltage measurement input phase sequence is checked and displayed in the UMG 96RM-EL.
UMG 96RM-EL LCD contrast (Addr. 035) The preferred view for the LCD display is from "below". The LCD display contrast can be adapted by the user. The contrast can be set stepwise in the range from 0 to 9. 0 = very bright 9 = very dark Factory default setting: 5 Backlight Operation backlight (addr. 036) The operation backlight is activated by pushing the appropriate button, or with a restart. Standby backlight (addr. 747) This backlight is activated after an adjustable period of time (addr. 746).
UMG 96RM-EL Time recording Operating hours meter The UMG 96RM-EL records the operating hours and the overall runtime of each comparator, The operating hours meter measures the UMG 96RM-EL recording and displaying time. The operating period is measured and displayed in hours with a resolution of 0.1 h. The operating hours meter cannot be reset. • where the operating period is measured and displayed in hours with a resolution of 0.
UMG 96RM-EL Serial number (Addr. 754) The serial number displayed by the UMG 96RM-EL consists of 6 digits and is a part of the serial number given on the rating plate. The serial number cannot be changed. Serial number The serial number is on the rating plate: XX00-0000 Software release (Addr. 750) The UMG 96RM-EL software is continuously improved and extended. The software status in the device is identified with a 3 digit number, the software release. The software release cannot be changed by the user.
UMG 96RM-EL Commissioning Applying the measured current Applying the supply voltage The UMG 96RM-EL is designed for connecting ../1 A and ../5 A current transformers. Only AC currents and not DC currents can be measured via the current measurement inputs. Short circuit all current transformer outputs except for one. Compare the currents displayed on the UMG 96RM-EL with the applied current.
UMG 96RM-EL Rotation field direction Checking the measurement Check the direction of the voltage rotation field on the measured value display of the UMG 96RM-EL. Usually there is a "clockwise" spinning rotation field. If all voltage and current measurement inputs are correctly connected, the individual and sum power ratings are accurately calculated and displayed.
UMG 96RM-EL Check the sum power ratings Comparators and monitoring threshold values If all voltages, currents and power ratings for the respective phase conductor are correctly displayed, the sum power ratings measured by the UMG 96RMEL must also be correct. For confirmation, the sum power ratings measured by the UMG 96RM-EL should be compared with the energy of the active and reactive power meters at the power feed.
UMG 96RM-EL Example: Current monitoring in the neutral line If the current in the neutral line is greater than 100 A for 60 seconds, the result of the comparator group 1 should be latched for at least 2 minutes. The following must be programmed: 1. Comparator group 1 Select comparator group 1 for the limit value monitoring.
UMG 96RM-EL Comparator group 1 Comparator A Comparator B Comparator C Measured value (addr. 110) Limit value (addr. 108) Minimum turn-on time (addr. 111) Lead time (addr. 112) Operator “>=”, “<” (addr. 113) Measured value (addr. 116) Limit value (addr. 114) Minimum turn-on time (addr. 117) Lead time (addr. 118) Operator “>=”, “<” (addr. 119) Measured value (addr. 122) Limit value (addr. 120) Minimum turn-on time (addr. 123) Lead time (addr. 124) Operator “>=”, “<” (addr. 125) Comparator result (addr.
UMG 96RM-EL • Measured value (addr. 110,116,122,129,135,141) The address of the measured value to be monitored is in the measured value. If measured value = 0, the comparator is inactive. • Limit value (addr. 108,114,120,127,133,139) Write the value in the limit that is to be compared with the measured value. • Minimum turn-on time (addr. 111,117,123,130,136,142) The linkage result (e.g. address 610) is maintained for the duration of the minimum turn-on time.
UMG 96RM-EL Comparator in the GridVis software Measured value Configuration (adjustment) of the individual comparators can also performed via GridVis in the menu of the device configuration. Limit value Exceedance 2 seconds Lead time 2 seconds Minimum turn-on time Comparator result Fig.: Limit value exceeding Fig.
UMG 96RM-EL Service and maintenance Service The device is subjected to several different safety tests before leaving the factory and is labelled with a seal. If a device is opened then the safety checks must be repeated. Warranty claims will only be accepted if the device is unopened. Should questions arise, which are not described in this manual, please contact the manufacturer directly.
UMG 96RM-EL Firmware update If the device is connected to a computer via Ethernet, then the device firmware can be updated via the GridVis software. Select a suitable update file (menu Extras / Update device) and the device and the new firmware will be transferred. Fig.
UMG 96RM-EL Error messages The UMG 96RM-EL shows three different error messages on the display: Symbol for an error message - warnings, - serious error and - metering range exceedances. Error cause Description of the error If there are warnings and serious errors, the error message is indicated by the symbol "EEE" followed by an error number. The three-digit error number is composed of the error description and (if detectable by the UMG 96RM-EL) one or more error causes.
UMG 96RM-EL Warnings Warnings are minor errors that can be acknowledged by buttons 1 or 2. The measured values continue to be retrieved and displayed. This error is displayed after each voltage return. Errors EEE 500 Errors EEE 810 Fig. Warning message with number 500 (mains frequency) Error description The mains frequency could not be determined. Possible causes: The voltage at L1 is too small. The mains frequency does not range between 45 and 65Hz. Remedy: Check the mains frequency.
UMG 96RM-EL Metering range exceedance Metering range exceedances are displayed for as long as they are present and cannot be acknowledged. A metering range is exceeded if at least one of the three voltage or current measuring inputs is outside of its specified metering range. The phase in which the metering range exceedance occurred is indicated with the "up" arrow. The "V" and "A" symbols show whether the metering range exceedance occurred in the current or voltage circuit.
UMG 96RM-EL Parameters of the metering range exceedance A continuative error description is stored encoded in the parameters of the metering range exceedance (addr.
UMG 96RM-EL Procedure in the event of faults Possible fault Cause Remedy No display External fusing for the power supply voltage has tripped. Replace fuse. No current display Measurement voltage is not connected. Connect the measuring-circuit voltage. Measurement current is not connected. Connect measuring-circuit current. Current measurement in the wrong phase. Check connection and correct if necessary. Current transformer factor is incorrectly programmed.
UMG 96RM-EL Possible fault Cause Remedy Effective power too large or too small. The programmed current transformer transformation ratio is incorrect. Read out and program the current transformer transformation ratio at the current transformer The current path is assigned to the wrong voltage path. Check connection and correct if necessary. The programmed voltage transformer transformation ratio is incorrect.
UMG 96RM-EL Technical data General information Net weight (with attached connectors) ca. 300g Packaging weight (including accessories) ca. 600g Service life of background lighting 40000h (after this period of time the background lighting efficiency will reduce by approx. 50 %) Transport and storage The following information applies to devices which are transported or stored in the original packaging.
UMG 96RM-EL Supply voltage Installation overvoltage category 300V CAT II Protection of the power supply (fuse) 6 A, type C (approved by UL/IEC) Nominal range 20V - 250V (45..65Hz) oder DC 20V - 300V Working area +-10% from the nominal range Power consumption max. 5.5VA / 2W Connection capacity of the terminals (power supply) Connectable conductor. Only one conductor may be connected per contact point! Single-wire, multi-wire, finely stranded conductor 0.2 - 2.
UMG 96RM-EL Voltage metering 1) Three-phase, 4-wire systems with nominal voltages up to 277V/480V (+-10%) Three-phase, 3-wire systems, unearthed, with nominal voltages up to IT 480V (+-10%) Overvoltage category 300V CAT III Rated surge voltage 4kV Metering range L-N 01) .. 300 Vrms (max. overvoltage 520 Vrms ) Metering range L-L 01) .. 520Vrms (max. overvoltage 900Vrms ) Resolution 0.01V Crest factor 2.45 (relative to the metering range) Impedance 4MOhm/phase Power consumption approx.
UMG 96RM-EL Current measurement Rated current 5A Measurement range 0 .. 6Arms Crest factor 1.98 Resolution 0.1mA (Display 0.01A) Overvoltage category 300V CAT II Measurement surge voltage 2kV Power consumption approx. 0.2 VA (Ri=5mOhm) Overload for 1 sec. 120A (sinusoidal) Sampling frequency 21.33 kHz (50 Hz), 25.6 kHz (60 Hz) per measuring channel Connection capacity of the terminals (voltage and current measurement) Connectable conductor.
UMG 96RM-EL Function parameters Function Symbol Accuracy class Metering range Display range Total real power P 0.55) (IEC61557-12) 0 .. 5.4 kW 0 W .. 999 GW * Total reactive power QA, Qv 1 (IEC61557-12) 0 .. 5.4 kvar 0 varh .. 999 Gvar * Total apparent power SA, Sv 0.55) (IEC61557-12) 0 .. 5.4 kVA 0 VA .. 999 GVA * Total active energy Ea 0.55) (IEC61557-12) 0 .. 5.4 kWh 0 Wh .. 999 GWh * Total reactive energy ErA, ErV 1 (IEC61557-12) 0 .. 5.4 kvarh 0 varh ..
UMG 96RM-EL Function Symbol Accuracy class Metering range Display range Current harmonics Ih Class 1 (IEC61000-4-7) up to 2.5 kHz 0 A .. 999 kA THD of the current 3) THDi 1.0 up to 2.5 kHz 0 % .. 999 % THD of the current 4) THD-Ri - - - Mains signal voltage MSV - - - 1) Referred to amplitude. 2) Referred to phase and amplitude. (IEC61557-12) * The display returns to 0 W when the maximum total energy values are reached. 5) Accuracy class 0.5 with ../5 A transformer.
UMG 96RM-EL Parameter and Modbus address list The following excerpt from the parameter list contains settings that are necessary for proper operation of the UMG 96RM-EL, such as current transformers and device addresses. The values in the parameter list can be written and read. C A complete overview of the parameters and measured values as well as explanations regarding the selected measured values is filed in the document “Modbus Address List” on the CD or Internet.
UMG 96RM-EL Address Adjustment Range Default 34 SHORT RD/WR Hz Frequency determination 0=Auto, 45 .. 65=Hz 35 SHORT RD/WR Display contrast 0 (low), 9 (high) 36 SHORT RD/WR Backlight 0 (dark), 9 (light) 37 SHORT RD/WR Display profile 0=default display profile 1=default display profile 2=default display profile 3=freely selectable display profile 38 SHORT RD/WR Display change profile 0..
UMG 96RM-EL Address Format RD/WR Unit Note 108 FLOAT RD/WR Comparator 1A, Limit value 110 SHORT RD/WR Comparator 1A, Address of the measured value 111 SHORT RD/WR s Comparator 1A, Minimum turn-on time 112 SHORT RD/WR s Comparator 1A, Lead time 113 SHORT RD/WR Comparator 1A, Operator “>=”=0, “<”=1 114 FLOAT RD/WR Comparator 1B, Limit value 116 SHORT RD/WR Comparator 1B, Address of the measured value 117 SHORT RD/WR s Comparator 1B, Minimum turn-on time 118 SHORT RD/WR s Com
UMG 96RM-EL Address Format RD/WR Unit Note 130 SHORT RD/WR s Comparator 2A, Minimum turn-on time 131 SHORT RD/WR s Comparator 2A, Lead time 132 SHORT RD/WR Comparator 2A, Operator “>=”=0 “<”=1 133 FLOAT RD/WR Comparator 2B, Limit value 135 SHORT RD/WR Comparator 2B, Address of the measured value 136 SHORT RD/WR s Comparator 2B, Minimum turn-on time 137 SHORT RD/WR s Comparator 2B, Lead time 138 SHORT RD/WR Comparator 2B, Operator “>=”=0 “<”=1 139 FLOAT RD/WR Comparator 2C, l
UMG 96RM-EL Address 507 508 Format RD/WR Unit Note Adjustment Range Default SHORT SHORT RD/WR RD/WR - Clear energy meter Force write EEPROM. 0..1 0..1 0 0 Note: Energy values and minimum and maximum values are written to the EEPROM every 5 minutes. 509 SHORT RD/WR 510 SHORT RD/WR 511 SHORT RD/WR Voltage connection diagram Current connection diagram Relative voltage for THD and FFT 0..7 0..8 0 0 0, 1 0 The voltages for THD and FFT can be shown on the display as L-N or L-L values.
UMG 96RM-EL Number formats Type Size Minimum Maximum short 16 bit -215 215 -1 ushort 16 bit 0 216 -1 int 32 bit -2 231 -1 uint 32 bit 0 232 -1 float 32 bit IEEE 754 IEEE 754 31 C Notes on saving measurement values and configuration data: • The following measurement values are saved at least every 5 minutes: • Comparator timer • S0 meter readings • Minimum / maximum / mean values • Energy values • Configuration data is saved immediately! 79
UMG 96RM-EL Dimensional drawings All dimensions in mm.
UMG 96RM-EL Side view Cutout dimensions max.
UMG 96RM-EL Measured value displays overview 82 A01 B01 C01 D01 Measured values L1-N voltage L2-N voltage L3-N voltage Mean values L1-N voltage L2-N voltage L3-N voltage Max. values L1-N voltage L2-N voltage L3-N voltage Min. value L1-N voltage L2-N voltage L3-N voltage A02 B02 C02 D02 Measured values L1-L2 voltage L2-L3 voltage L3-L1 voltage Mean values L1-L2 voltage L2-L3 voltage L3-L1 voltage Max. values L1-L2 voltage L2-L3 voltage L3-L1 voltage Min.
UMG 96RM-EL A08 B08 C08 Measured value Sum Apparent power Mean value Sum Apparent power Max. value Sum Apparent power A09 B09 C09 Measured values L1 reactive power L2 reactive power L3 reactive power Mean values L1 reactive power L2 reactive power L3 reactive power Max. values (ind) L1 reactive power L2 reactive power L3 reactive power A10 B10 C10 Measured value Reactive power sum Mean value Reactive power sum Max.
UMG 96RM-EL A15 Measured value L1 cos(phi) L2 cos(phi) L3 cos(phi) A16 B16 Measured value Sum cos(phi) Mean value Sum cos(phi) A17 Measured value Frequency L1 Rotary field indication A18 Measured value Total active energy (without backstop) B18 C18 D18 Measured value Total active energy (Consumption) Measured value Total active energy (Supply) Measured value Sum Apparent energy A19 B19 C19 Measured value (ind) Reactive power Measured value Sum Reactive power cap.
UMG 96RM-EL A22 B22 H22 Measured value 1. Harmonics U L2 Measured value 3. Harmon. U L2 ... Measured value 15. Harmon. U L2 A23 B23 H23 Measured value 1. Harmonics U L3 Measured value 3. Harmon. U L3 ... Measured value 15. Harmon. U L3 A24 B24 H24 Measured value 1. Harmonics I L1 Measured value 3. Harmon. I L1 ... Measured value 15. Harmon. I L1 A25 B25 H25 Measured value 1. Harmonics I L2 Measured value 3. Harmon. I L2 ... Measured value 15. Harmon. I L2 ... Measured value 15.
UMG 96RM-EL A29 B29 H29 Max. value 1. Harmonics U L3 Max. value 3. Harmonics U L3 ... Max. value 15. Harmonics U L3 A30 B30 H30 Max. value 1. Harmonics I L1 Max. value 3. Harmonics I L1 ... Max. value 15. Harmonics I L1 A31 B31 H31 Max. value 1. Harmonics I L2 Max. value 3. Harmonics I L2 ... Max. value 15. Harmonics I L2 ... Max. value 15. Harmonics I L3 A32 Max. value 1. Harmonics I L3 B32 Max. value 3.
UMG 96RM-EL 87
UMG 96RM-EL Declaration of conformity The product fulfils the following EC Directives: 2004/108/EG Electromagnetic compatibility of electrical equipment. 2006/95/EG Electrical equipment for use within certain voltage limits.
UMG 96RM-EL 89
UMG 96RM-EL Connection example Power supply Versorgungsvoltage spannung Measuring voltage V1 V2 V3 VN 1 3 4 5 6 2 1) 2) 2) S2 S1 S2 3) S1 S2 3) Consumer Verbraucher S2 S2 S1 S1 3) S2 90 RJ45 Strommessung 2) 230V/400V 50Hz PC Current measurement Spannungsmessung N/- L/+ Ethernet 10/100Base-T UMG 96RM-EL S1 S1 L1 1) L2 L3 N 2) 3) UL / IEC approved overcurrent protection system (6A type C) UL / IEC approved overcurrent protection system (10A type C) Jumpers (exter
UMG 96RM-EL Basic functions quick guide Adjusting current transformer, primary current Adjusting the current transformer Switch to the programming mode: • Press button 1 and 2 simultaneously for around 1 second to switch to the programming mode. The symbols for the programming mode PRG and the current transformer mode CT appear on the display. • Press button 1 to confirm the selection. • The first digit of the input field for the primary current is flashing.
UMG 96RM-EL TCP/IP addressing quick guide Manual TCP/IP settings Switch to the programming mode: • Press button 1 and 2 simultaneously for around 1 second to switch to the programming mode. The symbols for the programming mode PRG and the current transformer mode CT appear on the display. Adjust the TCP/IP address (Adr.) • Press button 2 to select "Adr" • Press button 1 to enable the first digit (byte 0) of the address (digit is flashing). Press button 2 to set the digit.
