janitza UMG 96 RM-M User Manual And Technical Data
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janitza UMG 96 RM-M User Manual And Technical Data

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Janitza electronics GmbH
Vor dem Polstück 6
D-35633 Lahnau
Support tel. +49 6441 9642-22
Fax +49 6441 9642-30
E-mail: info@janitza.com
www.janitza.com
Power Analyser
UMG 96 RM-M
User manual and
technical data
Power Analyser

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  • Page 1 Power Analyser UMG 96 RM-M User manual and technical data Power Analyser Janitza electronics GmbH Vor dem Polstück 6 D-35633 Lahnau Support tel. +49 6441 9642-22 Fax +49 6441 9642-30 E-mail: info@janitza.com www.janitza.com...

  • Page 2: Table Of Contents

    UMG 96RM-M Contents General Commissioning Incoming goods inspection Applying the supply voltage Available accessories Applying the measured voltage Product description Applying the measured current Intended use Rotation field direction Characteristics of the UMG 96RM-M Checking the phase assignment Measuring method Checking the power measurement Netzanalysesoftware GridVis Checking the measurement...
  • Page 3 UMG 96RM-M Digital outputs Pulse output Comparator Parameter list comparator and digital outputs 77 Service and maintenance Device calibration Calibration intervals Error messages Technical data Parameters of functions Table 1 - Parameter list Number formats Dimensional drawings Overview of measured value displays Anschlussbeispiel Brief instructions...

  • Page 4: General

    The following pictograms are used in this manual: the legally binding, written consent of Janitza electronics GmbH, Vor dem Polstück 1, D 35633 Lahnau, Germany. Dangerous voltage! Risk of death or serious injury. Disconnect the power before working on the system and device.
  • Page 5 UMG 96RM-M Application notes Please read these operating instructions and all other When using the device, the legal and safety regulations publications that must be consulted in order to work required for the respective application must also be with this product (particularly for installation, operation observed.

  • Page 6: Incoming Goods Inspection

    UMG 96RM-M Incoming goods inspection About these operating instructions These operating instructions are part of the product. The proper and safe operation of this device • Read the operating instructions prior to using requires appropriate transport, proper storage, the device. installation and assembly as well as careful operation •...

  • Page 7: Available Accessories

    UMG 96RM-M Available accessories Quantity Item no. Designation 29.01.036 Mounting brackets 10.01.855 Screw terminal, pluggable, 2-pin (auxiliary energy) 10.01.849 Screw terminal, pluggable, 4-pin (voltage measurement) 10.01.871 Screw terminal, pluggable, 6-pin (current measurement) 10.01.857 Screw terminal, pluggable, 2-pin (M-Bus) 10.01.859 Screw terminal, pluggable, 3-pin (digital/pulse output) 29.01.065 Silicone seal, 96 x 96 15.06.048...

  • Page 8: Product Description

    UMG 96RM-M Product description Intended use The UMG 96RM-M is provided for the measurement The UMG 96RM-M can be used in residential and and calculation of electrical parameters such as voltage, industrial areas. current, power, energy, harmonics, etc. for building installations, to distributors, circuit breakers and busbar trunking systems.

  • Page 9: Characteristics Of The Umg 96Rm-M

    UMG 96RM-M Characteristics of the UMG 96RM-M • General • Measurement • Front panel-mounted with the dimensions • Measurement in IT, TN and TT networks 96x96 mm • Measurement in networks with nominal • Connection via screw-type terminals voltages up to L-L 480 V and L-N 277 V •...

  • Page 10: Measuring Method

    UMG 96RM-M Measuring method The UMG 96RM-M measures uninterrupted and calculates all root mean squares over a 10/12-period interval. The UMG 96RM-M measures the true root mean square (TRMS) of the voltages and currents applied to the measuring inputs. Operating concept The UMG 96RM-M can be programmed directly on the device via the 2 buttons.

  • Page 11: Netzanalysesoftware Gridvis

    Connection of a UMG 96RM-M to a PC via a M-Bus the GridVis network analysis software (Download: www. signal converter (RS232): janitza.com). For this a PC must be connected via a serial interface (RS232 / USB) for example via an M-Bus Mas- Signal...

  • Page 12: Assembly

    UMG 96RM-M Assembly Installation location Mounting The UMG 96RM-M is suitable for installation in perma- The UMG 96RM-M is mounted on the switchboard nent, weatherproof switchboards. Conducting switch- by the side mounting brackets. These must be removed boards must be earthed. before using the device.
  • Page 13 UMG 96RM-M...

  • Page 14: Installation

    UMG 96RM-M Installation Supply voltage A supply voltage is required to operate the UMG 96RM-M. The voltage supply is connected via plug-in terminals on the back of the device. Before applying the supply voltage, ensure that the voltage and frequency correspond with the details Fuse on the nameplate! Separator...
  • Page 15 UMG 96RM-M...

  • Page 16: Voltage Metering

    UMG 96RM-M Voltage metering In systems without a neutral, measured values that The UMG 96RM-M can be used for voltage measurement require a neutral refer to a calculated neutral. in TN, TT and IT systems. Voltage measurement in the UMG 96RM-M is designed for the 300 V overvoltage category CATIII (4 kV rated pulse voltage).
  • Page 17 UMG 96RM-M Rated mains voltage Lists of the networks and their rated mains voltage in which the UMG 96RM-M can be used. Three-phase 4-wire systems Unearthed three-phase, 3-wire systems. with earthed neutral conductor. L-N / 66 V/115 V 66 V 120 V/208 V 120 V 127 V/220 V...
  • Page 18 UMG 96RM-M Voltage measurement inputs The UMG 96RM-M has three voltage measurement inputs (V1, V2, V3). 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. Fuse Frequency The UMG 96RM-M requires the mains frequency for...
  • Page 19 UMG 96RM-M When connecting the voltage to be measured, Attention! the following must be observed: Voltages that exceed the permitted ratedmains voltages must be connected Isolation device via voltage transformers. • A suitable circuit breaker must be fitted to disconnect and de-energise the UMG 96RM-M.
  • Page 20 UMG 96RM-M Connection diagram, voltage measurement • 3p 4w (addr. 509= 0), factory setting • 3p 4wu (addr. 509 = 1) Fig. System with three-phase conductors and a Fig. System with three-phase conductors and neutral conductor. a neutral conductor. Measurement via voltage transformer.
  • Page 21 UMG 96RM-M • 1p 2w1 (addr. 509 = 4) • 2p 4w (addr. 509 = 3) Fig. Measured values derived from the V2 and Fig. System with uniform phase loading. The V3 voltage measurement inputs are assumed to measured values for the V2 voltage measure- be zero and not calculated.

  • Page 22: Current Measurement

    UMG 96RM-M Current measurement The UMG 96RM-M is designed for connecting cur- rent 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 with- out a current transformer with the UMG 96RM-M.
  • Page 23 UMG 96RM-M Direction of the current If incorrectly connected, a subsequent re-connection of the current transformer is required. Open current transformer! Current transformer terminals! High voltage peaks that are dangerous to The secondary terminals of the current touch can occur on current transformers transformer must be short-circuited to this that are operated in an open state at before the power supply lines to the UMG...
  • Page 24 UMG 96RM-M Connection diagram, current measurement • 3p 4w (addr. 510= 0), factory setting • 3p 2i (addr. 510 = 1) Fig. Measurement in a three-phase net-work Fig. System with uniform phase loading. The with an unbalanced load. measured values for the I2 current measurement input are measured.
  • Page 25 UMG 96RM-M • 3p 3w (addr. 510 = 4) • 2p 4w (addr. 510 = 5) Fig. System with uniform phase loading. The Fig. System with uniform phase loading. The measured values for the I2 and I3 current measured values for the I2 current measurement measurement inputs are calculated.
  • Page 26 UMG 96RM-M Connection diagram, current measurement • 3p 1w (addr. 510 = 8) Caution! The UMG96RM-M is only approved for a current measurement using the current transformer. Fig. Three systems with uniform phase load- ing. The current measurement values of the phases of the respective system where are no CTs connected are calculated (I2/I3 resp.
  • Page 27 UMG 96RM-M Total current measurement If the current measurement takes place via two current Example: The current measurement takes place via two transformers, the total transformer ratio of the current current transformers. Both current transformers have transformer must be programmed in the UMG 96RM-M. a transformer ratio of 1000/5 A.
  • Page 28 UMG 96RM-M Ammeter If you want to measure the current not only with the UMG 96RM-M but also with the ammeter, the ammeter must be connected in series with the UMG 96RM-M. Einspeisung Verbraucher Supply Consumer (k)S (K)P Fig. Current measurement with an additional ammeter (example).

  • Page 29: M-Bus Interface

    UMG 96RM-M M-Bus interface Cable connections The M-Bus interface is designed with the UMG 96RM-M Twisted screened cable should be used for connections as a 2-pole plug contact and communicates via the M- via the M-Bus interface. Bus protocol. • Cable paths should be designed to be as short as The UMG 96RM-M loads the M-Bus with an M-Bus de- possible.
  • Page 30 UMG 96RM-M Cable type Bus structure The cable used must be suitable for an ambient • All devices are connected in a star, line or tree struc- temperature of at least 80 °C. ture, whereby each device has its own address within the bus (see also Parameter programming).
  • Page 31 UMG 96RM-M Tree structure • This topology combines the star and line structures. Slave Slave Repeaters generally divide the branches into individu- (device) (device) al segments. Thus in the event of a fault only a specific branch is affected and so a fault in the bus system can Slave Master Slave...

  • Page 32: Digital Outputs

    UMG 96RM-M Digital outputs External 24 V auxiliary voltage AC/DC The UMG 96RM-M has 2 digital outputs. These outputs are electrically isolated from the evaluation electronics UMG 96RM-M by optocouplers. The digital outputs have a common Digital outputs 1-2 reference. Digital outputs 1-2 •...
  • Page 33 UMG 96RM-M...

  • Page 34: Operation

    UMG 96RM-M Operation programmed, the user arrives directly in the first The UMG 96RM-M is operated using buttons 1 and 2. Measured values and programming data appears programming menu. Programming mode is indicated by the text “PRG” on the display. on a liquid crystal display.
  • Page 35 UMG 96RM-M Mean value Programming mode Sum measurement Phase conductor- Phase conductor Password CT: Current transformer VT: Voltage transformer K1: Output 1 K2: Output 2 Button 2 Export Button 1...

  • Page 36: Parameters And Measured Values

    UMG 96RM-M Parameters and measured values Example of the parameter display All parameters necessary for operating the UMG 96RM- On the UMG 96RM-M display M, e.g. the current transformer data, and a selection of the value “001” is shown as frequently required measured values are stored in the the content of address “000”.
  • Page 37 UMG 96RM-M Button functions Display mode Programming mode Change mode Change mode Password simultaneous simultaneous Browse Browse Programming short menu 1 short Measured Programming values 1a menu 2 long Programming Measured Measured menu 3 long values 2a values 2b long short Programming Programming...

  • Page 38: Configuration

    UMG 96RM-M Configuration Applying the supply voltage Attention! Supply voltages that do not correspond To configure the UMG 96RM-M, the supply voltage must to the nameplate information can lead be connected. to device malfunction or destruction. The level of supply voltage for the UMG 96RM-M can be found on the nameplate.

  • Page 39: Programming Current Transformers

    UMG 96RM-M Programming current transformers Current transformer secondary current input • Only 1 A or 5 A can be set as the secondary current. Switching to programming mode • Select the secondary current with button 1. • Simultaneously press buttons 1 and 2 in order •...

  • Page 40: Programming Voltage Transformers

    UMG 96RM-M Programming voltage transformers Current transformer, primary • Switch to the programming mode as described. The Programming mode symbols for the programming mode (PRG) and for the Units display current transformer (CT) appear. • Use button 2 to switch to the voltage transformer Current transformer, secondary setting.

  • Page 41: Programming Parameters

    UMG 96RM-M Programming parameters Fig. Password request If a password was set, Switching to programming mode it can be entered using • Switch to the programming mode as described. The buttons 1 and 2. symbols for the programming mode (PRG) and for the current transformer (CT) appear.
  • Page 42 UMG 96RM-M Device address (addr. 000) pre-assigned with the device serial number. This sec- If several devices are connected to one another tion can be changed by the customer (addr. 081- 084). via the M-Bus interface, a master device can only •...
  • Page 43 UMG 96RM-M Baud rate (addr. 001) Mean value A common baud rate is adjustable for the M-Bus inter- Mean values are formed over an adjustable period faces. The baud rate must be chosen to be a uniform for the current, voltage and power measured values. value in the network.
  • Page 44 UMG 96RM-M Averaging method Minimum and maximum values After the set averaging time, the exponential averaging All measured values are measured and calculated every method used achieves at least 95% of the measured 10/12 periods. Minimum and maximum values are deter- value.
  • Page 45 UMG 96RM-M Mains frequency (addr. 034) For automatic ascertainment of the mains frequency, an Adjustment range: 0, 45 .. 65 L1-N voltage larger than 10Veff must be applied to the automatic frequency determination. voltage measurement input V1. The mains frequency is determined from the measurement voltage.
  • Page 46 UMG 96RM-M Energy meter Reading the active energy The UMG 96RM-M has energy meters for active energy, Total active energy reactive energy and apparent energy. The active energy in this example is: 12 345 678 kWh The active energy in this example is: 134 178 kWh...
  • Page 47 UMG 96RM-M Harmonics Total Harmonic Distortion (THD) Harmonics are the integer multiple of a mains frequency. THD is the ratio of the root mean square value of The voltage mains frequency for the UMG 96RM-M must harmonics to the root mean square value of the mains be in the range between 45 and 65 Hz.
  • Page 48 UMG 96RM-M Measured value relay Changeover time (addr. 039) All measured values are calculated every 10/12 periods Adjustment range: 0 .. 60 seconds and can be recalled once per second on the measured If 0 seconds are set, no changeover takes place between value displays.
  • Page 49 UMG 96RM-M Measured value displays User password (addr. 050) After return of the power supply, the UMG 96RM-M A user password can be programmed in order to impede shows the first measured value panel from the current any accidental change to programming data. A switch display profile.
  • Page 50 UMG 96RM-M Clear energy meter (addr. 507) Rotation field direction The active, apparent and reactive energy meters can The rotation field direction of the voltages and the only be cleared together. frequency of phase L1 are shown on the display. The rotation field direction indicates the phase sequence Address 507 must be written with "001"...
  • Page 51 UMG 96RM-M LCD contrast (addr. 035) Operation backlight (addr. 036) The operation backlight is activated by pushing the ap- The preferred direction of viewing for the LCD is from propriate button, or with a restart. "below". The user can adjust the LCD contrast of the LCD screen.
  • Page 52 UMG 96RM-M Time recording Operating hours meter The UMG 96RM-M records the operating hours and the The operating hours meter measures the time for which total running time of each comparator the UMG 96RM-M records and displays measured values. • where the time of operating hours is measured with The time of operating hours is measured with a resolution a resolution of 0.1 h and is displayed in hours or of 0.1 h and is displayed in hours.
  • Page 53 UMG 96RM-M Serial number (addr. 754) The serial number shown by UMG 96RM-M has 6 digits and is part of the serial number displayed on the name- plate. The serial number cannot be changed. Serial number display Serial number information on the nameplate: XX00-0000 Software release (addr.

  • Page 54: Commissioning

    UMG 96RM-M Commissioning Applying the measured current The UMG 96RM-M is designed for connecting ../1 A Applying the supply voltage and ../5 A current transformers. Only AC currents and not DC currents can be measured • The level of supply voltage for the UMG 96RM-M can via the current measurement inputs.

  • Page 55: Rotation Field Direction

    UMG 96RM-M Rotation field direction Checking the measurement Check the direction of the voltage rotation field on the If all voltage and current measurement inputs are correctly connected, the individual and sum power measured value display of the UMG 96RM-M. ratings are accurately calculated and displayed.

  • Page 56: Check The Sum Power Ratings

    UMG 96RM-M Check the sum power ratings If all voltages, currents and power ratings for the respective phase conductor are correctly displayed, the sum power ratings measured by the UMG 96RM-M must also be correct. For confirmation, the sum power ratings measured by the UMG 96RM-M should be compared with the energy of the active and reactive power meters at the power feed.

  • Page 57: M-Bus Interface

    UMG 96RM-M M-Bus interface Number of data points The number of data points to be transmitted for the The data of the parameter list and measurement values RSP_UD2 telegram is defined via this address. list can be accessed via the M-Bus interface with the help of the primary or secondary address.

  • Page 58: Measurement Signal Level

    UMG 96RM-M Measurement signal level Structure of the RSP_UD2 telegram Byte The data transfer in the M-Bus network is implemented through modulation of the supply voltage, whereby the Name Start Length Length Start voltage for a high signal is 36 V and 24 V for a low signal. Cont.

  • Page 59: List Of Data Points

    UMG 96RM-M List of data points Data Discription Unit Resolut. Device Format point Byte Real energy, without backstop dev. Real energy, obtained Real energy, supplied Reactive energy, inductive varh Reactive energy, capacitive varh Reac. energy, without backst. dev. varh Apparent energy Runtime comparator 1a Runtime comparator 1b Runtime comparator 1c...
  • Page 60 UMG 96RM-M List of data points Data Discription Unit Resolut. Device Format point Byte Uln - Phase L1 Uln - Phase L2 Uln - Phase L3 I - Phase L1 I - Phase L2 I - Phase L3 P - Phase L1 P - Phase L2 P - Phase L3...

  • Page 61: Telegramm

    UMG 96RM-M Telegramm Data Discription DIFE DIFE DIFE VIFE point Real energy, 0x06 0x04 without backstop dev. Real energy, obtained 0x86 0x10 0x04 Real energy, supplied 0x86 0x20 0x04 Reactive energy, inductive 0x86 0x40 0x04 Reactive energy, capacitive 0x86 0x50 0x04 Reac.
  • Page 62 UMG 96RM-M Telegram Data Discription DIFE DIFE DIFE VIFE point Uln - Phase L1 0x84 0x40 0xFD 0x48 Uln - Phase L2 0x84 0x80 0x40 0xFD 0x48 Uln - Phase L3 0x84 0xC0 0x40 0xFD 0x48 I - Phase L1 0x84 0x40 0xFD...

  • Page 63: M-Bus Test

    UMG 96RM-M M-Bus test Data string M-Bus $68$F7$F7$68$08$01$72$37$21$10$57$2E$28$09$02$02$00 $00$00$06$04$7E$18$00$00$00$00$86$10$04$7E$18$00$00 $00$00$86$20$04$00$00$00$00$00$00$86$40$04$28$00$00 $00$00$00$86$50$04$00$00$00$00$00$00$86$60$04$28$00 $00$00$00$00$86$80$40$04$92$18$00$00$00$00$84$40$24 $00$00$00$00$84$80$40$24$00$00$00$00$84$C0$40$24$00 $00$00$00$84$80$80$40$24$00$00$00$00$84$C0$80$40$24 $00$00$00$00$84$80$C0$40$24$00$00$00$00$04$24$FA$4F $00$00$84$80$80$40$FD$59$00$00$00$00$84$C0$80$40$2 B$00$00$00$00$84$80$C0$40$2B$00$00$00$00$84$C0$C0$ 40$2B$00$00$00$00$84$40$FD$48$C8$08$00$00$84$80$40 $FD$48$ED$03$00$00$84$C0$40$FD$48$EC$03$00$00$84$ 40$FD$59$00$00$00$00$84$80$40$FD$59$00$00$00$00$84 $C0$40$FD$59$00$00$00$00$84$40$2B$00$00$00$00$84$8 0$40$2B$00$00$00$00$84$C0$40$2B$00$00$00$00$0F$25$...

  • Page 64: Analysis Via M-Bus Scanners (Excerpt)

    UMG 96RM-M Analysis via M-Bus Scanners (Excerpt) Data points 1 to 6 Note: The procedure for the verifica- tion of the M-Bus occurred with a M-Bus-Scanner of Wachen- dorff GmbH / Geisenheim. The figure shows a part of the soft- ware and is subject of the copy right of Wachendorff GmbH.

  • Page 65: Work Values Within The Software Gridvis

    UMG 96RM-M Work values within the software GridVis Control of the values $187E = 6270 * 10 (resolution) = 62700 Wh...

  • Page 66: Digital Outputs

    UMG 96RM-M Digital outputs The UMG 96RM-M has 2 digital outputs. The following functions can be optionally assigned to the digital outputs: Digital output 1 Digital output 2 Address 200 = 0 Result of the comparator group 1 Address 202 = 0 Result of the comparator group 2 Address 200 = 1 Pulse output Address 202 = 1 Pulse output UMG 96RM-M...
  • Page 67 UMG 96RM-M Digital outputs - status indicators The status of the switching outputs is represented Since the display is only updated once in the UMG 96RM-M display by circular symbols. per second, faster changes of the output states cannot be displayed. State of digital output 1 State of digital output 2 States of the digital output...

  • Page 68: Pulse Output

    UMG 96RM-M Pulse output Measured value selection (addr. 100, 101) Among other things, the digital outputs can also be used Enter the power value here that is to be issued as an for the output of pulses to meter the energy consumption. energy pulse.
  • Page 69 UMG 96RM-M Pulse length (addr. 106) The pulse length applies for both pulse outputs and is Due to the minimum pulse length and minimum pulse permanently fixed via parameter address 106. pause, the values in the table are for the maximum number of pulses per hour.
  • Page 70 UMG 96RM-M Pulse value (addr. 102, 104) The pulse value specifies how much energy (Wh or varh) should correspond to a pulse. The pulse value is determined by the maximum connected load and the maximum number of pulses per hour. If the pulse value is specified with a positive sign, pulses will only be issued if the measured value also has a positive sign.
  • Page 71 UMG 96RM-M Determining the pulse value External 230 V AC operating voltage Setting the pulse length 24 V DC Set the pulse length according to the requirements of the connected pulse receiver. UMG 96RM For a pulse length of 30 ms, for example, the UMG Switching and pulse outputs 96RM can issue a maximum number of 60,000 pulses (see Table "Maximum Pulse Number") per hour.
  • Page 72 UMG 96RM-M Limit value monitoring Two comparator groups are available for monitoring a limit value. Comparator group 1 is assigned to digital output 1 and comparator group 2 is assigned to digital output 2. UMG 96RM-M UMG 96RM State of digital output 1 Addr.
  • Page 73 UMG 96RM-M Example: Current monitoring in the neutral line For the lead time of 60 seconds, any exceeding should be If the current in the neutral line is greater than 100 A minimised. for 60 seconds, the digital output 1 should trip for at least Address 112 = 60 seconds 2 minutes.

  • Page 74: Comparator

    UMG 96RM-M Comparator Comparator group 1 Comparator A Comparator B Comparator C Two comparator groups, each with Measured value (addr. 110) Measured value (addr. 116) Measured value (addr. 122) 3 comparators, are available for Limit value (addr. 108) Limit value (addr. 114) Limit value (addr.
  • Page 75 UMG 96RM-M • Measured value (addr. 110,116,122,129,135,141) • Comparator result (addr. 610,611,612,613,614,615) The address of the measured value to be monitored The result from the comparison between the measured is in the measured value. value and the limit value is in the comparator result. If measured value = 0, the comparator is inactive.
  • Page 76 UMG 96RM-M Measured value Limit value Exceedance 2 seconds Lead time 2 seconds Minimum turn-on time Comparator result...

  • Page 77: Parameter List Comparator And Digital Outputs

    UMG 96RM-M Parameter list comparator and digital outputs Address Format RD/WR Unit Note Adjustment Range Default SHORT RD/WR Address of the measured value, Digital output 1 0..32000 SHORT RD/WR Address of the measured value, Digital output 2 0..32000 FLOAT RD/WR Pulse value, Digital output 1 -1000000..+1000000...
  • Page 78 UMG 96RM-M Address Format RD/WR Unit Note Adjustment Range Default SHORT RD/WR Comparator 1C, Address of the measured value 0..32000 SHORT RD/WR Comparator 1C, Minimum turn-on time 0..32000 SHORT RD/WR Comparator 1C, Lead time 0..32000 SHORT RD/WR Comparator 1C, Operator „>=“=0 „<“=1 SHORT RD/WR...
  • Page 79 UMG 96RM-M Address Format RD/WR Unit Note Adjustment Range Default SHORT RD/WR Comparator 2C, Lead time 0..32000 SHORT RD/WR Comparator 2C, Operator „>=“ = 0 „<“ = 1 SHORT RD/WR Select the source for Digital output 1 0..4 SHORT RD/WR Digital output 1 inverter 0..1 SHORT...

  • Page 80: Service And Maintenance

    UMG 96RM-M Service and maintenance Service The device is subject to various safety tests prior to delivery and is marked with a seal. If a device is opened, the safety tests must be repeated. A warranty is only If questions arise that are not described in this manual, given for unopened devices.
  • Page 81 UMG 96RM-M...

  • Page 82: Error Messages

    UMG 96RM-M Error messages The UMG 96RM-M shows three different error messages Symbol for an error on the display: message - warnings, Error cause - serious error and - metering range exceedances. Description of the error If there are warnings and serious errors, the error message is indicated by the symbol "EEE"...
  • Page 83 UMG 96RM-M Warnings Internal causes of the error Warnings less serious errors The UMG 96RM-M can usually determine the cause of acknowledged with buttons 1 or 2. The measured values an internal error and then report it with the following error continue to be recorded and displayed.
  • Page 84 UMG 96RM-M Metering range exceedance Examples 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 A = current circuit specified metering range.
  • Page 85 UMG 96RM-M Parameters of the metering range exceedance A continuative error description is stored encoded in the parameters of the metering range exceedance (addr. 600) in the following format: F F F F F F F F Phase 1: Phase 2: Phase 3: Example: Error in phase 2 in the current circuit: 0xF2FFFFFF...
  • Page 86 UMG 96RM-M Procedure in case of error Possibility of error Cause Help No display External fuse for the power supply has Replace fuse. tripped. No current display Measurement voltage not Connect measurement voltage. connected. Measurement current not connected. Connect measurement current. The displayed current is too large or too Current measurement in the wrong phase.
  • Page 87 UMG 96RM-M Possibility of error Cause Help Ind./cap. phase shift The current circuit is assigned to the Check and correct the connection if wrong voltage circuit. necessary. Real power is too small or too large. The programmed current transformer ratio Reading and programming the current is incorrect.

  • Page 88: Technical Data

    UMG 96RM-M Technical data General Net weight (with attached connectors) 300g Packaging weight (including accessories) 625g Device dimensions ca. l = 42mm, w = 97mm, h = 100mm Service life of the backlight 40,000 hours (50% of initial brightness) Transport and storage The following information applies for devices that are transported or stored in their original packaging.
  • Page 89 UMG 96RM-M Power supply voltage Option 230V Nominal range 90V - 277V (50/60Hz) or DC 90V - 250V; 300V CATIII Power consumption max. 4.5VA / 2W Option 24V Nominal range 24V - 90V AC / DC; 150V CATIII Power consumption max.
  • Page 90 UMG 96RM-M Outputs 2 digital outputs, semi-conductor relay, not short circuit protected. Switching voltage max. 33V AC, 60V DC Switching current max. 50mAeff AC/DC Reaction time 10/12 periods + 10ms * Pulse output (energy pulses) max. 50Hz * Reaction time at 50 Hz, for example: 200 ms + 10 ms = 210 ms Connection capacity of the terminals (outputs) Rigid/flexible 0.14 - 1.5mm...
  • Page 91 UMG 96RM-M Voltage metering Three-phase, 4-wire systems with nominal voltages up to 277V/480V (+-10%) Three-phase, 3-wire systems, unearthed, IT 480V (+-10%) with nominal voltages up to Overvoltage category 300V CAT III Rated surge voltage Metering range L-N .. 300 Vrms (max.
  • Page 92 UMG 96RM-M Current measurement Rated current Metering range 0 .. 6Arms Crest factor 1.98 Resolution 0.1 mA (display 0.01 A) Overvoltage category 300V CAT II Rated surge voltage Power consumption ca. 0.2 VA (Ri=5mOhm) Overload for 1 sec. 120 A (sinusoidal) Sampling rate 21.33 kHz (50 Hz), 25.6 kHz (60 Hz) per measuring channel Connection capacity of the terminals (voltage and current measurement)
  • Page 93 UMG 96RM-M Serial interface M-Bus 300, 600, 1200, 2400, 4800, 9600, 19200, 38400 baud M-Bus device load max. 20 mA Stripping length Connection capacity of the terminals (M-Bus) Single-wire, multi-wire, finely stranded conductor 0.20 - 1.5mm Pin terminals, ferrules 0.20 - 1.5mm Tightening torque 0.20 - 0.25Nm Stripping length...

  • Page 94: Parameters Of Functions

    UMG 96RM-M Parameters of functions Function Symbol Accuracy class Metering range Display range Total real power (IEC61557-12) 0 .. 5.4 kW 0 W .. 999 GW * Total reactive power QA, Qv (IEC61557-12) 0 .. 5.4 kvar 0 varh .. 999 Gvar * Total apparent power SA, Sv (IEC61557-12)
  • Page 95 UMG 96RM-M Function Symbol Accuracy class Metering range Display range Current harmonics Class 1 (IEC61000-4-7) up to 2.5 kHz 0 A .. 999 kA THD of the current THDi (IEC61557-12) up to 2.5 kHz 0 % .. 999 % THD of the current THD-Ri Mains signal voltage 1) Referred to amplitude.

  • Page 96: Table 1 - Parameter List

    UMG 96RM-M Parameter and Modbus address list The following excerpt from the parameter list contains settings that are necessary for proper operation of the UMG 96RM, such as current transformers and device addresses. The values in the parameter list can be written and read.
  • Page 97 UMG 96RM-M Adress Format RD/WR Unit Note Adjustment Range Default FLOAT RD/WR Voltage transformer V2, sec. 100, 400 FLOAT RD/WR Current transformer I3, primary 0..1000000 FLOAT RD/WR Current transformer I3, sec. 1..5 FLOAT RD/WR Voltage transformer V3, prim. 0..1000000 FLOAT RD/WR Voltage transformer V3, sec.
  • Page 98 UMG 96RM-M Adress Format RD/WR Unit Note Adjustment Range Default SHORT RD/WR Secondary address, 0..99 extended section 1 SHORT RD/WR Secondary address, 0..99 extended section 2 SHORT RD/WR Secondary address, 0..99 extended section 3 SHORT RD/WR Secondary address, 0..99 extended section 4 SHORT RD/WR Terminal assignment, I L1...
  • Page 99 UMG 96RM-M Only the first three positions (###) of a value are shown on the display. Values larger than 1,000 are marked with „k”. Example: 003k = 3000 Tabelle 2 - Adress list (frequently used measured values) Addresse Format RD/WR Unit Note SHORT...
  • Page 100 UMG 96RM-M Addresse Format RD/WR Unit Note FLOAT THD, U L3N, based on U0 L3 FLOAT THD, U L1L2, based on U0 L1L2 FLOAT THD, U L2L3, based on U0 L2L3 FLOAT THD, U L1L3, based on U0 L1L3 FLOAT Voltage, real part U1 L1N FLOAT Voltage, real part U2 L2N...

  • Page 101: Number Formats

    UMG 96RM-M Addresse Format RD/WR Unit Note FLOAT Harmonic distortion power D3 L3N FLOAT Sum; Dsum3=D1+D2+D3 FLOAT THD1 I1, based on I01 FLOAT THD2 I2, based on I02 FLOAT THD3 I3, based on I03 FLOAT TDD1 I1, based on rated load current FLOAT TDD2 I2, based on rated load current FLOAT...

  • Page 102: Dimensional Drawings

    UMG 96RM-M Dimensional drawings All dimensions in mm. Rear view Side view max. 6...
  • Page 103 UMG 96RM-M Bottom view Cutout dimensions +0,8 91,5...

  • Page 104: Overview Of Measured Value Displays

    UMG 96RM-M Overview of measured value displays (with information regarding the associated profile display) A01 (Profile: 1,2,3) B01 (Profile: 1,2,3) C01 (Profile: 1,2,3) D01 (Profile: 1,2,3) Measured values Mean values Maximum values Minimum values L1-N voltage L1-N voltage L1-N voltage L1-N voltage L2-N voltage L2-N voltage...
  • Page 105 UMG 96RM-M A07 (Profile: 1,2,3) B07 (Profile: 1,2,3) C07 (Profile: 1,2,3) Measured values Mean values Maximum values L1 apparent power L1 apparent power L1 apparent power L2 apparent power L2 apparent power L2 apparent power L3 apparent power L3 apparent power L3 apparent power A08 (Profile: 1,2,3) B08 (Profile: 1,2,3)
  • Page 106 UMG 96RM-M A13 (Profile: 1,2,3) B13 (Profile: 1,2,3) C13 (Profile: 1,2,3) Maximum value Maximum value Maximum value Distortion factor (THD) Distortion factor (THD) Distortion factor (THD) U L1 U L2 U L3 A14 (Profile: 1,2,3) B14 (Profile: 1,2,3) C14 (Profile: 1,2,3) Maximum value Maximum value Maximum value...
  • Page 107 UMG 96RM-M A19 (Profile: 1,2,3) B19 (Profile: 1,2,3) C19 (Profile: 1,2,3) Measured value Measured value Measured value Measured value Measured value Measured value (ind) Reactive energy L1 Reactive energy L2 Reactive energy L3 Reactive energy Reactive energy Reactive energy ind. (tariff 1) ind.
  • Page 108 UMG 96RM-M A25 (Profile: 2) B25 (Profile: 2,3) G25 (Profile: 2,3) H25 (Profile: 2) Measured value Measured value Measured value Measured value 1st. harmonic 13th. harmonic 15th. harmonic 3rd. harmonic I L2 I L2 I L2 I L2 A26 (Profile: 2) B26 (Profile: 2,3) G26 (Profile: 2,3) H26 (Profile: 2)
  • Page 109 UMG 96RM-M A31 (Profile: 2) B31 (Profile: 2) H31 (Profile: 2) H31 (Profile: 2) Maximum value Maximum value Maximum value Maximum value 1st. harmonic 3rd. harmonic 13th. harmonic 15th. harmonic I L2 I L2 I L2 I L2 A32 (Profile: 2) B32 (Profile: 2) H32 (Profile: 2) H32 (Profile: 2)

  • Page 110: Anschlussbeispiel

    UMG 96RM-M Anschlussbeispiel UMG 96RM-M Digital outputs M-Bus Supply voltage Voltage input Current input N/- L/+ UL / IEC approved overcurrent protection device (6 A Char. B) UL / IEC approved overcurrent protection device (10 A Class CC / Char. C) Jumpers (external) 230V/400V 50Hz...
  • Page 111 UMG 96RM-M...

  • Page 112: Brief Instructions

    UMG 96RM-M Brief instructions Current transformer setting, primary current Changing the current transformer setting Display Programming mode Switch to programming mode: Current transformer setting, • Simultaneously press buttons 1 and 2 for approximately secondary current 1 second in order to switch to programming mode. Current transformer symbol The symbols for the programming mode (PRG) and for (only in programming mode)

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