janitza UMG 512 Operation Manual And Technical Data
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janitza UMG 512 Operation Manual And Technical Data

Power quality analyser
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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
Website: http://www.janitza.com
Power Quality Analyser
UMG 512
Operation manual
and technical data

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  • Page 1 Power Quality Analyser UMG 512 Operation manual and technical data 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 Website: http://www.janitza.com...

  • Page 2: Table Of Contents

    UMG 512 Table of contents General information Operation Inspection on receipt Meaning of the keys Scope of delivery UMG 512 Measured value display Available accessories "Home" measured value display Product description Selecting a measured value display Proper use View additional information UMG 512 features Deleting min./max.
  • Page 3 UMG 512 Direction of the rotating field Applying the measuring-circuit voltage Applying the residual current Checking the power measurement Checking the communication Measurement range exceeded (overload) RS485 interface Profibus Digital in-/outputs Service and maintenance Service Device calibration Calibration intervals Firmware update...

  • Page 4: Umg

    - in whole or in part, by mechanical or electronic means - nor otherwise duplicated or republished, without the binding written permission Janitza electronics GmbH, Vor dem Polstück 1, D 35633 Lahnau, Germany. Trademarks All trademarks and the resulting rights are the property of their respective owners.
  • Page 5 UMG 512 Meaning of symbols This manual uses the following pictograms: Dangerous voltage! Ground wire connection. Risk to life or serious injury. Before commencing work on the system and the device, they must first be de-energised. Inductive. The current lags behind the voltage.
  • Page 6 UMG 512 Instructions on use Please read this operation manual as well as all other Additional legal and safety regulations required for the respective application are to be followed during publications that must be consulted for working with the use of the device.

  • Page 7: Inspection On Receipt

    UMG 512 Inspection on receipt Concerning this operation manual This operation manual is part of the product. prerequisites faultless, safe operation • Read the operation manual before using the device. of this device are proper transport and proper storage, • Keep the operation manual instructions throughout...

  • Page 8: Scope Of Delivery Umg 512

    33.03.196 Operation manual 51.00.116 CD with following content - GridVis programming software - GridVis functional description - UMG 512, GSD file "JAN0EDC.GSD" 10.01.855 Screw-type terminal, pluggable, 2-pole (auxilliary power) 10.01.847 Screw-type terminal, pluggable, 5-pole (voltage measurement 1-4) 10.01.853 Screw-type terminal, pluggable, 8-pole (current measurement 1-4) 10.01.873...

  • Page 9: Product Description

    30 mA. The UMG 512 can be used in 2, 3 and 4-conductor networks and in TN and TT networks. The current measurement inputs 1–4 of the UMG 512 are connected via external ../1A or ../5A current...

  • Page 10: Umg 512 Features

    UMG 512 UMG 512 features General information • Continuous sampling of the voltage • Front panel integration device with dimensions and current measurement inputs 144 x 144 mm • Continuous monitoring of residual currents • Connection via pluggable screw terminals with failure monitoring •...

  • Page 11: Measuring Process

    (TRMS) of the voltages in the scope of the delivery. For this, a PC must be and currents connected to the measurement inputs. connected to the UMG 512 via a serial interface (RS485/ Ethernet). Operating concept...

  • Page 12: Connection Variants

    UMG 512 Connection variants Connection of a UMG 512 to a PC via an interface converter: Direct connection of a UMG 512 to a PC via Ethernet. UMG 512 UMG 512 (twisted patch cable) Connection of a UMG 96RM via a UMG 512 as a gateway Connection of a UMG 512 to a PC via Ethernet.

  • Page 13: Installation

    UMG 512 Installation Position of installation The UMG 512 is suitable for integration into fixed and weatherproof switch panels in indoor areas. Conductive switch panels must be earthed. Mounting position To ensure adequate ventilation, the UMG 512 must be installed vertically. There should be separation above and below of at least 50mm with 20mm space to the sides.

  • Page 14: Ethernet

    UMG 512 Ethernet The Ethernet connection of the UMG 512 is on the bottom of the housing. Depending on the bending radius of the Ethernet cable and connector type, you must install a connection area below the UMG 512. The connection area below the UMG 512 should not Ethernet connection be smaller than 50 mm.
  • Page 15 UMG 512...

  • Page 16: Installation

    Protective conductor conductor to the UMG 512. Supply voltage The UMG 512 needs supply voltage to operate. The type and amount of the supply voltage required is specified on the rating plate. The supply voltage is connected on the rear side of the device via terminal blocks.
  • Page 17 Please note! Make sure to observe the specifications for the supply voltage that are provided on the rating plate of the UMG 512. • If installed in a building, a disconnector or circuit breaker must be provided for the supply voltage.

  • Page 18: Voltage Measurement

    Three-phase 3-conductor systems The UMG 512 can be used in three-phase 4-conductor The UMG 512 is only suitable to a limited extent for use in IT networks, since the measured voltage relative to the systems (TN, TT networks) with an earthed neutral housing potential is measured and the input impedance conductor.

  • Page 19: Rated Voltages

    UMG 512 Rated voltages Three-phase 3-conductor systems, ungrounded. Lists of networks and their nominal network voltages in which the UMG 512 can be used. 115V Three-phase 4-conductor systems with earthed 120V neutral conductor. 127V 200V 220V L-N / 230V 240V...
  • Page 20 UMG 512 Voltage measurement inputs The UMG 512 has four voltage measurement inputs (V1, N PE V2, V3, V4). Voltage swell The voltage measurement inputs are suitable for measurements networks where overvoltages of overvoltage category 600V CATIII can occur. For measurement with the supporting...
  • Page 21 • The circuit breaker must be placed in the vicinity a voltage transformer. of the UMG 512, be marked for the user and easily accessible. • Use a UL/IEC approved circuit breaker for the Please note! overcurrent protection and disconnector.
  • Page 22 UMG 512 Baseline measurement, digital inputs 1-3 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 4w 3m 4w 3m 4w 3m 4w 3m S1 S2 S1 S2 S1 S2...
  • Page 23 UMG 512 S1 S2 S1 S2 S1 S2 4w 2i S1 S2 S1 S2 S1 S2 4w 2i Fig. Measurement via 2 voltage transformers in a three- phase 3-conductor network with symmetric loading. S1 S2 S1 S2 S1 S2 4w 2u S1 S2 S1 S2 S1 S2 Fig.
  • Page 24 UMG 512 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 3w 3m 3w 3m 3w 2i 3w 2i S1 S2 S1 S2 S1 S2...
  • Page 25 UMG 512 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 S1 S2 3w 2m 3w 2m 3w 2m 3w 2m S1 S2 S1 S2 S1 S2...
  • Page 26 UMG 512 Supporting measurement, input V4 S1 S2 S1 S2 4w 1m 3w 1m S1 S2 S1 S2 S1 S2 S1 S2 4w 1m 4w 1m 3w 1m 3w 1m Fig. Measurement in a three-phase 4-conductor Fig. Measurement in a three-phase 3-conductor network with symmetric loading.

  • Page 27: Frequency Measurement

    UMG 512 Frequency measurement The UMG 512 is suitable for measurements in networks in which the fundamental oscillation of the voltage is in the range 15Hz to 440Hz. To automatically determine (wide range) the mains frequency, a voltage L1-N of greater than 10Veff must be applied to voltage measurement input V1.

  • Page 28: Current Measurement

    UMG 512 Current measurement The UMG 512 is intended for the connection of current N PE transformers with secondary currents of ../1A and ../5A. The factory default for the current transformer ratio is 5/5A and must be adapted to the current transformer employed if necessary.
  • Page 29 The secondary connection of the current High voltage spikes that are dangerous transformer must be short circuited on this to touch can occur on current transformers before the current feed to the UMG 512 that are driven with open-circuit secondary is disconnected! windings! If a test switch, which automatically short- W i t h "...
  • Page 30 Both current transformers have a transformation ratio the UMG 512. of 1000/5A. The summation measurement is performed using a total current transformer 5+5/5A. The UMG 512 must then be setup as follows: Primary current: 1000A + 1000A = 2000A Secondary current:...
  • Page 31 UMG 512 Ammeter If you wish to measure the current not just using the UMG 512, rather also with an ammeter, the ammeter must be connected to the UMG 512 in series. Einspeisung Verbraucher Supply Consumer (k)S (K)P...

  • Page 32: Residual Current Measurement Inputs (Rcm)

    UMG 512 Residual current measurement inputs (RCM) The UMG 512 is suitable for use as a residual current monitoring device (RCM) as well as for monitoring AC, pulsing DC, and DC. The UMG 512 can measure type A residual currents...
  • Page 33 UMG 512 Failure monitoring Please note! Operating equipment connected to the monitors ohmic resistance analogue inputs (residual current and tem- at the residual current measurement inputs. perature measurement) must feature rein- forced or double insulation to the mains If the ohmic resistance is greater than 300 Ohm, there supply circuits! is a failure (e.g.
  • Page 34 UMG 512 Residual current transformer Residual current transformers L1 L2 L3 N UMG 512 Fig. Example UMG 512 with residual current monitoring via measuring inputs I5/I6.

  • Page 35: Temperature Measurement Input

    UMG 512 Temperature measurement input PT100 The UMG 512 has one temperature measurement input. The temperature is measured here via terminals 8 through 10. Do not exceed the total resistance load (sensor + cable) of 4kOhm. UMG 512 PT100 Please note!

  • Page 36: Rs485 Interface

    UMG 512 RS485 interface Termination resistors In the UMG 512, the RS485 interface is designed as a The cable is terminated with resistors (120Ohm, 1/4W) 3-pin plug contact, which communicates via the Modbus at the beginning and at the end of a segment.
  • Page 37 UMG 512 Screening Twisted screened cable should be used for connections via the RS485 interface. • Earth the screens of all cables that lead to the cabinet and at the cabinet entry. • Connect the screens over a generous area and in a manner that will conduct well, to a low-noise earth.
  • Page 38 UMG 512 Cable type The cable used must be suitable for an environmental temperature of at least 80°C. If the bus line is laid in the switch cabinet, the screen must be connected to functio- Recommended cable types: nal earth (PE).
  • Page 39 UMG 512 Bus structure • It is recommended that the master be placed • All devices are connected in a bus structure (line) at the end of a segment. and each device has its own address within the bus • If the master is replaced with a bus connection, (see also Parameter programming).

  • Page 40: Profibus Interface

    This 9-pole D-sub receptacle RS485 interface supports the Profibus DP V0 slave protocol. For the simple connection of inbound and outbound bus wiring, it should be connected to the UMG 512 via a Profibus connector. For the connection, we recommend a 9-pole Profibus connector, e.g.
  • Page 41 UMG 512 Connection of the bus wiring The inbound bus wiring is connected to terminals 1A and 1B of the Profibus connector. The continuing bus wiring for the next device in line should be connected to terminals 2A and 2B.

  • Page 42: Ethernet Interface

    Connection of the UMG 512 to the Ethernet accordingly. may only be carried out after consulting the network administrator! If the network settings are not known, the UMG 512 may not be integrated into the network through the patch cable. Please note! The UMG 512 is factory-set for the dynamic IP address assignment (DHCP mode).

  • Page 43: Digital Outputs

    UMG 512 Digital outputs The UMG 512 has two digital outputs. These outputs are galvanically separated from the analysis electronics using optocouplers. The digital outputs have a joint reference. • The digital outputs can switch DC loads. • The digital outputs are not short-circuit proof.
  • Page 44 Functions for the digital outputs can be adjusted clearly in the GridVis software provided in the scope of delivery. A connection between the UMG 512 and the PC via an interface is required to use the GridVis software. Digital Ouput 1...
  • Page 45 UMG 512 Digital inputs The UMG 512 has two digital inputs. An input signal Wiring longer than 30m must be screened. is detected on a digital input if a voltage of at least 18V and maximum 28V DC (typically at 4mA) is applied. There...
  • Page 46 UMG 512 S0 pulse input You can connect an S0 pulse transducer per DIN EN62053-31 to any digital input. This requires an external auxilliary voltage with an output voltage in the range 18 .. 28V DC and a resistor of 1.5kOhm.

  • Page 47: Operation

    UMG 512 Operation Meaning of the keys The UMG 512 is operated by six function keys. Function Depending on the context, the six keys are assigned • Returns to the first screen (home) with different functions: • Exits selection menu •...

  • Page 48: Measured Value Display

    UMG 512 Measured value display Main values By-values Using the 2 and 5 keys, you can scroll between the main Using the 3 and 4 keys, you can select the by-values values of the measured value displays (see page of a measured value display (see page 120-123).

  • Page 49: Home" Measured Value Display

    UMG 512 "Home" measured value display After the power returns, the UMG 512 starts with the "Home" measured value display. This measured value display contains the device names and an overview of important measured values. In it delivery condition, the unit name consists of the device type and the serial number of the device.

  • Page 50: Selecting A Measured Value Display

    UMG 512 Selecting a measured value display You would like to switch to a measured value display with main values. • Using the 2 and 5 function keys, you can scroll between the measured value displays of the main values.

  • Page 51: View Additional Information

    UMG 512 View additional information • Using the 2 and 5 keys, scroll to the desired measured value display. • Activate the measured value selection using the 6 key (select). • The background colours for the measured value switches from grey to green. The additional information is displayed in blue window.

  • Page 52: Deleting Min./Max. Values Individually

    UMG 512 Deleting min./max. values individually • Using the 2 and 5 keys, scroll to the desired measured value display. • Activate the measured value selection using the 6 key (select). • The background colours for the measured value switches from grey to green. The additional information is displayed in blue window.

  • Page 53: Transients List

    UMG 512 Transients list The detected transients are listed in the transients list. • The transients list consists of 2 pages. • On page 1, the transients 1 through 8 are listed and on page 2, the transients 9 through 16 are listed.

  • Page 54: Event List

    UMG 512 Event list Detected events are listed in the event list. • The event list consists of 2 pages. • On page 1, the events 1 through 8 are listed and on page 2, the events 9 through 16 are listed.

  • Page 55: Configuration

    UMG 512. Connecting the supply voltage • The supply voltage level for the UMG 512 is specified on the rating plate. • After applying the supply voltage, a start-up display appears. Approximately ten seconds later, the UMG 512 switches to the first "Home"...

  • Page 56: Configuration Menu

    UMG 512 Configuration menu After the power returns, the device starts on the "Home" measured value display. • Open the Configuration menu using the 1 button. If you are in a measured value display for main values, you can navigate directly to the "Home" measured value display using the 1 button (home).

  • Page 57: Communication

    Ethernet interface here. DHCP mode • Off - The IP address, netmask and gateway are defined by the user and set directly on the UMG 512. Select this mode for straightforward networks without DHCP servers. • BOOTP - BootP enables the fully automatic integration of a UMG 512 into an existing network.
  • Page 58 UMG 512 RS485 You can specify the protocol, device address and baud rate for operation with the RS485 interface. The device address must be uniquely assigned within the bus structure; the baud rate specification must be selected uniformly. The corresponding field can be selected via the keys 3 or 4 (green marking).

  • Page 59: Measurement

    UMG 512 Measurement The UMG 512 has 4 measurement channels used to measure the current (I1..I4) and 4 measurement channels used to measure the voltage (V1..V4 against Vref). Measured voltage measured current the measurement channels 1-4 must derive from the same network.

  • Page 60: Measuring Transducer

    UMG 512 Measuring transducer Current transformer You can assign current transformer ratios to the baseline measurement and the supporting measurement. Select the 5/5A setting when measuring currents directly. Setting range: Primary 1 to 1000000 Secondary 1 to 5 Factory default setting:...
  • Page 61 UMG 512 Residual current transformer When using residual current inputs I5 and I6, the corresponding transformer ratios of the used residual current transformer must be set. Setting range: Primary 1 to 1000000 Secondary Factory default setting: Primary Secondary Monitoring Activates or deactivates the failure monitoring of the corresponding residual current inputs.
  • Page 62 UMG 512 Voltage transformer You can assign voltage transformer ratios to the baseline measurement and the supporting measurement. Select the 400/400V setting when measuring without a voltage transformer. Setting range: Primary 1 to 1000000 Secondary 1 to 999 Factory default setting:...
  • Page 63 UMG 512 Accepting AUX / MAIN measuring transducer configured baseline measurement supporting measurement. You can accept the measuring transducer settings in each case from the supporting or baseline measurement. • No - The settings from the supporting and baseline measurement are not accepted.

  • Page 64: Transients

    Transient voltages are caused by lightning strikes, switching operations or by tripped fuses. • The UMG 512 detects transients that are longer than 39µs. • The UMG 512 monitors the measurement inputs for transients.
  • Page 65 UMG 512 Mode (delta) Accepting AUX / MAIN If the difference between two neighbouring sampled The transient monitoring can be configured for the points exceeds the set threshold value, a transient baseline measurement and supporting measurement. is detected. You can accept the settings from the supporting or baseline measurement.

  • Page 66: Events

    UMG 512 Events • An event describes a fault due to undervoltages/ Events are threshold value violations of set threshold overvoltages, voltage loss, overcurrent, overfrequency/ values for current and voltage. underfrequency and rapid frequency changes • Monitoring of the threshold values can be switched Here, threshold values are compared with the half off (Off/Manual).
  • Page 67 UMG 512 Voltage Drop A voltage drop is set in % of the rated voltage. Voltage swell The voltage swell is set in % of the rated voltage. Current Overcurrent The rapid increase of current is set in % of the nominal current.

  • Page 68: Relevant Voltage

    UMG 512 Relevant voltage Depending on the application, the voltage between the outer conductors (L) or the voltage between the outer conductor (L) and the neutral conductor (N) is relevant for analysing the power quality. We recommend the "L-N" setting for measuring the power quality in low voltage networks.

  • Page 69: Nominal Frequency

    The nominal frequency is required as a reference for measurement of the voltage quality. Configure the nominal frequency for the mains on the UMG 512 prior to starting the measurement. Select the mains frequency 50Hz or 60Hz for measuring the power quality in accordance with EN61000-4-30 and EN50160.

  • Page 70: Flicker

    UMG 512 Flicker The UMG 512 requires the mains base values in order provide voltage frequency-independent measurement and calculation of the flicker values (flicker measurement as per DIN EN61000-4-15:2011). These values are to be specified by the user and can be selected from a predefined list: •...

  • Page 71: System

    UMG 512 System Display of the device-specific system settings with: Firmware version Serial number of the device Fixed MAC address of the device Set IP address Set gateway address Date and time Set password Reset settings You cannot configure the date and time directly on the device.

  • Page 72: Password

    • If you no longer want a password prompt, enter PC software. the password "000000". In order to do so, connect the UMG 512 to the PC with a suitable interface. More information can be found in the GridVis assistant.

  • Page 73: Resetting

    UMG 512 Resetting Clearing energy meters You can clear all energy meters in the UMG 512 at the same time using the "Reset" key. Some specific energy meters cannot be selected. • Highlight the "Clear energy" button (green marking) and enable the deletion process using the key 6 (enter).
  • Page 74 UMG 512 Deleting min. and max. values You can delete all min. and max. values in the UMG 512 at the same time using the "Reset" key. The "Deleting minimum/maximum values individually" section describes how you can individually delete min. and max. values.
  • Page 75 • The "Carried out" message appears in the line, the delivery status is restored. Re-initialisation The UMG 512 is started again. • Select "Yes" with the 4 key. • Confirm using the 6 key. • The device starts again within approx. 10 seconds...

  • Page 76: Display

    UMG 512 Display Brightness The backlight brightness can be configured. The brightness set here is used when the UMG 512 is operated. Setting range: 0 to 100% Factory default setting: (0% = dark, 100% = very bright) Standby Time after which the brightness switches to the "Standby brightness".
  • Page 77 UMG 512 Screen Update Here, you can define the speed at which the new measured values appear in the measured value displays. Setting range: fast (200ms), slow (1 sec.) Factory default setting: Fast Rotate The measured value displays are automatically shown one after the other.
  • Page 78 UMG 512 Colours Selection of the colours for displaying the current and voltage in the graphic representations. • Using the keys 3 or 4, select the desired coloured field. • Confirm the selection using the 6 key. • Using the keys 3 or 4, select the desired colour.

  • Page 79: Extensions

    (activation) and display the status of the Jasic programs (Jasic status). Activation The UMG 512 contains functions that are subject to purchase and can be subsequently activated. List of the functions that can be activated: •...
  • Page 80 UMG 512 Jasic status Up to 7 customer-specific Jasic programs (1-7) and a recording can run in the UMG 512. The Jasic programs can have the following statuses: • Stopped • Running You cannot change the status of the Jasic programs...

  • Page 81: Commissioning The Unit

    • Measurement of voltages in networks with over 500VAC to earth must be connected via voltage transformers. • The supply voltage level for the UMG 512 is specified on the rating plate. • After connecting the measured voltages, the measured values displayed by the UMG 512 •...

  • Page 82: Frequency Measurement

    Check the direction of the rotating field voltage the measurement. The mains frequency can be defined in the measured value display of the UMG 512. by the user or automatically determined by the device. A “right” rotation field usually exists.

  • Page 83: Applying The Measuring-Circuit Voltage

    UMG 512 Applying the measuring-circuit voltage The UMG 512 is designed for the connection of .. /1A and .. /5A current transformers. Only AC currents can be measured via the current measurement inputs - DC currents cannot. Short circuit all current transformer outputs except for one.
  • Page 84 UMG 512 Phasor diagram, example 1 Predominantly ohmic load. Voltage current only have a minor deviation in the phase length. • The current measurement input is assigned to the correct voltage measurement input. Phasor diagram, example 2 Predominantly ohmic load.

  • Page 85: Applying The Residual Current

    DC currents. applied or a fixed frequency should be set. Bearing in mind the current transformer ratio, the residual current displayed by the UMG 512 must correspond with It is not necessary to configure a the input current.
  • Page 86 UMG 512 Alarm status for I5, I6 Using bit-by-bit coding inside the alarm register (addr. Warning: The residual current has exceeded 13921 for I5, 13922 for I6), it is possible to read out the set warning limit value different alarm statuses:...

  • Page 87: Checking The Power Measurement

    Short-circuit all current transformer outputs except for one and check the displayed power outputs. The UMG 512 may only display one power output in the phase with a non-short-circuited current transformer input. If this is not the case, check the connection of the measured voltage and the measuring-circuit current.

  • Page 88: Measurement Range Exceeded (Overload)

    UMG 512 Measurement range exceeded (overload) If the measurement range is exceeded, it is displayed as long as this persists and cannot be acknowledged. The measurement range is exceeded if at least one of the four voltage or current measurement inputs lies outside their specified measuring range.

  • Page 89: Rs485 Interface

    RS485 interface can be used to access the Data bits: data from the parameter and the measured value lists Parity: None (see RS485 configuration). Stop bits (UMG 512): External stop bits: 1 or 2 Modbus functions (master) 01 Read coil status Number format:...
  • Page 90 The L1-N voltage is saved in the measured value list at address 19000. The L1-N voltage is available in the FLOAT format. Address = 01 is approved as the UMG 512 device address. The Query Message appears as follows: Name...

  • Page 91: Profibus

    PLC. A Profibus profile can: • Retrieve measured values from the UMG, The device master file for the UMG 512 has the file name • Set the digital outputs in the UMG, "JAN0EDC.GSD" and is included on the data carrier •...
  • Page 92 Fetch measured values for this profile number. PLC process output box Profile number 1st Byte = Profile number (0 to 15) 2nd Byte = Data to the UMG 512 • • Profibus PLC process input box 1st Byte = Return signal from the profile...
  • Page 93 UMG 512 Factory pre-configured profiles Profibus profile number 0 Profibus profile number 1 Byte Value type Value Scaling Byte Value type Value Scaling index format index format Voltage L1-N Float Voltage L1-N Float Voltage L2-N Float Voltage L2-N Float Voltage L3-N...
  • Page 94 UMG 512 Profibus profile number 2 Profibus profile number 3 Byte Value type Value Scaling Byte Value type Value Scaling index format index format Active energy sum L1-L3 Float Effective power L1 Float Rel. Active energy sum L1-L3 Float Effective power L2 Float Deliv.

  • Page 95: Digital In-/Outputs

    UMG 512 Digital in-/outputs The UMG 512 has two digital outputs and two digital inputs. The inputs and outputs can be configured using the GridVis software (included in the scope of delivery). The settings of the functions in the configuration menu must be made using the GridVis software.
  • Page 96 UMG 512 Pulse output The digital outputs can be used for the output of pulses for the computation of power consumption. For this purpose, a pulse of defined length is applied on the output after reaching a certain, adjustable amount of power.
  • Page 97 UMG 512 Pulse length The pulse length applies to both pulse outputs and is set The values in the table are based on the minimum pulse using the GridVis software. length and the minimum pulse interval for the maximum number of pulses per hour.
  • Page 98 UMG 512 Pulse value The pulse value is used to indicate how much power (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.
  • Page 99 Set the pulse length in accordance with the requirements supply voltage of the connected pulse receiver. 24V DC At a pulse length of 30 ms, for example, the UMG 512 UMG 512 generates a maximum number of 60,000 pulses Switch and pulse outputs (see Table "maximum number of pulses"...

  • Page 100: Service And Maintenance

    Calibration intervals Disposal recommend having device recalibrated The UMG 512 can be reused or recycled as electronic by the manufacturer or an accredited laboratory every scrap in accordance with the legal provisions. 5 years approximately. permanently installed lithium...

  • Page 101: Firmware Update

    UMG 512 Firmware update Battery If the device is connected to a computer via Ethernet, The internal clock is fed from the supply voltage. then the device firmware can be updated via the GridVis If the supply voltage fails then the clock is powered by the software.
  • Page 102 UMG 512 Procedure in the event of faults Possible fault Cause Remedy No display External fuse for the power supply voltage has Replace fuse. tripped. No current display Measured voltage Connect the measured voltage. is not connected. Measurement current is not connected.
  • Page 103 UMG 512 Possible fault Cause Remedy Effective power too large The programmed CT ratio is incorrect. Read out and program the CT ratio at the current or too small. transformer The current path is assigned to the wrong Check connection and correct if necessary.

  • Page 104: Technical Data

    Ambient conditions during operation The UMG 512 is intended for weather-protected, stationary use. The UMG 512 must be connected to the protective current connection! Protection class I in acc. with IEC 60536 (VDE 0106, Part 1). Working temperature range -10°C to +55°C Relative humidity 5 to 95% RH (at 25°C without condensation)
  • Page 105 UMG 512 Supply voltage Installations of overvoltage category 300V CAT III Protection of the supply voltage (fuse) 6A Char. B (approved i.a.w. UL/IEC) 230V option: - Nominal range 95V .. 240V (50/60 Hz) or DC 80V .. 300V - Operating range...
  • Page 106 15Hz to 440Hz - Resolution 0.001Hz The UMG 512 can only determine measured values, if at least a voltage L-N greater than 10Veff or a voltage L-L of greater than 18Veff is present at one voltage measurement input. The U...
  • Page 107 UMG 512 Residual current monitoring (RCM) Rated current 30mA Metering range 0 to 40mA Triggering current 100µA Resolution 1µA Crest factor 1.414 (related to 40mA) Burden 4 Ohm Overload for 1 sec. Sustained overload Overload for 20 ms Residual current monitoring i.a.w.
  • Page 108 UMG 512 Temperature measurement input 3-wire measurement Update time 1 second Connectable sensors PT100, PT1000, KTY83, KTY84 Total burden (sensor + cable) max. 4 kOhm Cable length up to 30m unshielded, from 30m shielded Sensor type Temperature range Resistor range...
  • Page 109 UMG 512 Digital inputs 2 Digital inputs with a joint earth Maximum counter frequency 20Hz Response time (Jasic program) 200ms Input signal present 18V to 28V DC (typical 4mA) (SELV or PELV supply) Input signal not present 0 to 5V DC, current less than 0.5mA...
  • Page 110 UMG 512 RS485 interface 3-wire connection with GND, A, B Protocol Modbus RTU/slave, Modbus RTU/master, Modbus RTU /Gateway Transmission rate 9.6kbps, 19.2kbps, 38.4kbps, 57.6 kbps, 115.2kbps, 921.6kbps Termination resistor Can be activated by micro switch Profibus interface Connection SUB D 9-pole...

  • Page 111: Function Parameters

    UMG 512 Function parameters • Measurement via current transformer ../5A • Measurements with 50/60 Hz Function Symbol Precision class Metering range Display range Total effective power (IEC61557-12) 0 to 15.3kW 0 W to 9999 GW * Total reactive power , Qv (IEC61557-12) 0 to 15.3 kvar...
  • Page 112 UMG 512 THD of the voltage THDu (IEC61557-12) up to 2.5 kHz 0% to 999% THD of the voltage THD-Ru (IEC61557-12) up to 2.5 kHz 0% to 999% Current harmonics Cl. 1 (IEC61000-4-7) up to 2.5 kHz 0 A to 9999 kA...
  • Page 113 UMG 512 Function Symbol Precision class Metering range Display range Voltage U L-L (IEC61557-12) 18 to 1000 Vrms 0 V to 9999 kV Power factor PFA, PFV (IEC61557-12) 0.00 to 1.00 0 to 1 Short-term flicker, long-term flicker Pst, Plt...
  • Page 114 ± 0.1% of Udin 10% – 150% of Udin The UMG 512 meets the requirements according to IEC 61000-4-30 class A for: • compensation, time uncertainty, marking concept, transient influence quantities. To ensure that two measurement devices achieve the same measurement results in a 10 minute compensation interval, we recommend synchronising time measurement in the UMG 512 using an external time signal.
  • Page 115 UMG 512...

  • Page 116: Dimension Diagrams

    UMG 512 Dimension diagrams +0.8 +0.8 Cut-out size: 138 x 138 Rear side Patch cable...
  • Page 117 UMG 512 Side view View from below...

  • Page 118: Configuration Menu Overview

    UMG 512 Configuration menu overview Additional main values Display Display Display Home Communication Voltage L-N (Measured value Status overview) Additional main values (config) Configuration Language, communication, measurement, system Display, colours, extensions Communication Measurement Display System Colours Extensions Ethernet Measuring transducer...

  • Page 119: Measured Value Displays Overview

    UMG 512 Measured value displays overview Main values Device name Voltage Current Effective power Effective power Overview L1 to L4 L1 to L4 Overview Measured (Power sum L1 (Tariff 1, tariff 2) to L3) values (config) Configuration Voltage Residual current...
  • Page 120 UMG 512 Main values Effective power Harmonics Voltage Transients Events Monthly values of voltage L1 progression L1 1 to 8 1 to 8 (L2, L3, L4) (L2, L3, L4) (9 to 16) (9 to 16) Bar diagram Apparent power Harmonics...
  • Page 121 UMG 512 Main values Phasor diagram Oscilloscope Flicker Voltage bar Communication graph status Oscilloscope Current bar graph Oscilloscope Effective power ULN1 to 3 bar graph ULN1 to 4 Oscilloscope Residual current IL1 to 3 bar graph IL1 to 4 Diff1...
  • Page 122 UMG 512...
  • Page 123 UMG 512...

  • Page 124: Connection Example

    UMG 512 Connection example DIFF PT100 0-30 9 10 11 12 13 14 15 16 Switch RS485 Temp. Digital Digital Outputs Inputs UMG 512 Hilfsenergie Strommessung 1-4 Spannungsmessung 1-4 Auxiliary Supply Current Input 1-4 Voltage Input 1-4 L/+ N/- 19 20...

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