janitza UMG 96-PQ-L User Manual And Technical Data
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janitza UMG 96-PQ-L User Manual And Technical Data

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Janitza electronics GmbH
Vor dem Polstück 6
35633 Lahnau | Germany
Support +49 6441 9642-22
info@janitza.com | www.janitza.com
Power Analyzer
UMG 96-PQ-L
(from firmware 3.41)
User manual and technical data

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  • Page 1 Power Analyzer UMG 96-PQ-L (from firmware 3.41) User manual and technical data Janitza electronics GmbH Vor dem Polstück 6 35633 Lahnau | Germany Support +49 6441 9642-22 info@janitza.com | www.janitza.com...
  • Page 2 UMG 96-PQ-L www.janitza.com UMG 96-PQ-L (from firmware 3.41) Measurement device for recording energy quantities Doc. no.: 2.061.073.4.a Date: 08/2022 The German version is the original version of the documentation.
  • Page 3 Nonetheless, we wish to point out that updates of this document are not always possible at the same time as technical refinements are implemented in our products. Information and specifications are subject to change at any time. Please check for the latest version at www.janitza.com.
  • Page 4 UMG 96-PQ-L www.janitza.com TABLE OF CONTENTS 1. Information on the device and the user manual ........10 Disclaimer .
  • Page 5 UMG 96-PQ-L 6. Grid systems ..............24 7.
  • Page 6 UMG 96-PQ-L www.janitza.com 12. Configuration ..............44 12.1...
  • Page 7 UMG 96-PQ-L 13.15 Configuration of the analog output ..........73 13.16 Drag indicator function .
  • Page 8 UMG 96-PQ-L www.janitza.com 14.8 Harmonics menu ............98 14.9...
  • Page 9 UMG 96-PQ-L...
  • Page 10 · “Safety Information” supplement. If applicable, also refer to the usage information Copyright notice about expansion modules, such as © 2022 - Janitza electronics GmbH - Lahnau. · User manuals and · Installation instructions. All rights reserved. Moreover, the GridVis software has an online help ®...
  • Page 11 · When doing so, please bear the terms for trans- portation in mind. INFORMATION Please return defective or damaged devices to Janitza electronics GmbH in accordance with the shipping instructions for air or road freight (complete with accessories). Observe special regulations for devices with built-in...
  • Page 12 UMG 96-PQ-L www.janitza.com Safety The chapter on Safety contains information which Hazard levels must be observed to ensure your personal safety Warning and safety information is marked by a and avoid material damage. warning symbol, and the hazard levels are shown...
  • Page 13 UMG 96-PQ-L Product safety WARNING The device reflects current engineering practice Risk of injury due to electrical voltage! and accepted safety standards, but hazards can Severe bodily injury or death can result! Therefore arise nonetheless. please abide by the following: ·...
  • Page 14 UMG 96-PQ-L www.janitza.com Electrically qualified personnel Safety information for handling current transformers and measurement devic- To avoid bodily injury and material damage, only es with residual current measurement electrically qualified personnel are permitted to work on the devices and their components, mod-...
  • Page 15 The battery used in the device may cause fire or burns if used improperly. · Only replace the battery with the same type or types recommended by Janitza! · Observe the polarity when installing the battery! · Remove batteries only with non-conductive tools (e.g.
  • Page 16 UMG 96-PQ-L www.janitza.com Product description Device description CAUTION The measurement device is a multifunctional net- Malfunction and damage of the device or risk of work analyzer and is suitable for: injury due to improper connection. · Measurements and calculations of electrical...
  • Page 17 UMG 96-PQ-L Intended use Measurement uncertainty The device is: · Active energy, measurement uncertainty class · Only for use in the industrial sector. 0.2S for ../5 A transformer · Intended for installation in switchboard cabinets · Active energy, measurement uncertainty class and small distribution boards.
  • Page 18 · Connect the device and the radio/television 29.01.065 Silicone seal, 96 x 96 receiver in different circuits. Interface converter 15.06.015 · if necessary, contact Janitza support or a radio/ RS-485 <-> RS-232 television technician. 15.06.107 Interface converter RS-485 <-> USB Code of Federal Regulations, Title 47, Part 15, Subpart B - Unintentional Radiators.
  • Page 19 (download at ® types recommended by Janitza! · Observe the polarity when installing the battery! www.janitza.com) is the perfect tool for the config- · Remove batteries only with non-conductive uration, readout and analysis of measurement tools (e.g. plastic tweezers)! data.
  • Page 20 UMG 96-PQ-L www.janitza.com Structure of the device Front panel - Display and controls Fig. Front view UMG 96-PQ-L Item Function/Designation Button 1: · Display Menu · Exit Menu · Cancel action (ESC) Button 2: · Go to the start screen. (Default setting: “Summary” display) ·...
  • Page 21 UMG 96-PQ-L Rear of the device - Connections Fig. Rear view UMG 96-PQ-L Item Function/Designation Voltage measurement inputs V 1 to V 3 and V N Supply voltage RS-485 interface Digital inputs Digital outputs Analog outputs Module connector socket Current measurement inputs I1 to I3 Tab.
  • Page 22 1234567 XXXX/XXXX Cl.B Aux: 90..277V, 50/60Hz 90..250V 4,5VA 300V CAT III Made in Germany • www.janitza.com Item Designation Description · Supply voltage, AC in V · Nominal frequency in Hz Operational data · Supply voltage, DC in V · Power consumption in VA ·...
  • Page 23 The cut-out dimension in the switchboard is Mounting  mm x 92  mm (3.62 in x 3.62 in). +0.03 +0.03 +0.8 +0.8 Fig. Side view of UMG 96-PQ-L plate with procedure for securing. Minimum clearances for adequate ventilation: Clamping screw Wall Fastening clip Air flow Screwdriver Once the clamping screws touch the mounting plate, max.
  • Page 24 UMG 96-PQ-L www.janitza.com Grid systems Grid systems and maximum rated voltages ac- cording to DIN EN 61010-1/A1: UMG 96-PQ-L (all variants) Three-phase 4-conductor systems Three-phase 3-conductor systems with grounded neutral conductor with grounded phase 417 V / 720 V : 600 V...
  • Page 25 Fig. Nominal network voltages suitable for measuring inputs death or to material damage! according to EN 60664-1:2003 (valid in three-phase · Do not use the outputs of the Janitza measure- 4-conductor systems with grounded neutral conductor ment devices or their components for switching - see section “Grid systems”).
  • Page 26 UMG 96-PQ-L www.janitza.com 7.3.1 Three-phase three-conductor system Operation of the device requires a supply voltage. The type and level of the supply voltage for your Networks and nominal voltages suitable for your device can be found on the rating plate. Also note: device: ·...
  • Page 27 UMG 96-PQ-L Overcurrent protective device for the line pro- tection of the supply voltage PE/FE Recommendation for the overcurrent protective device of the supply voltage line protection (depen- 1) Fuse (UL/IEC listed) dent on the device variants): 2) Isolation device (disconnect switch or ·...
  • Page 28 UMG 96-PQ-L www.janitza.com Voltage measurement There are 3 voltage measurement inputs (V1 to V3) on the rear of the device. 7.4.1 Overvoltage The voltage measurement inputs are suitable for measurement in networks where overvoltages of category 600 V CAT III (rated surge voltage 6 kV) can occur.
  • Page 29 UMG 96-PQ-L Fig.: INFORMATION Voltage measurement in a three-phase 3-conduc- · The device only determines measured values if a tor system with voltage voltage L1-N of greater than 20 V (4-conduc- transformer. tor measurement) or a voltage L1-L2 of greater...
  • Page 30 UMG 96-PQ-L www.janitza.com Connection variant “Voltage measurement with functional earthing (FE)” For a measurement in a grounded 3-phase sys- tem without N, connect the PE as a functional earth (FE) to the voltage measurement input V the device. Make sure to use the color “pink”...
  • Page 31 UMG 96-PQ-L Current measurement WARNING The device: Risk of injury due to electrical voltage at current · Is designed for the connection of current trans- transformers! formers with secondary currents of ../1 A and Current transformers which are operated ../5 A.
  • Page 32 UMG 96-PQ-L www.janitza.com 7.5.1 Current direction 7.5.3 Ammeter You can correct the current direction for each If you want to measure the current not only with phase individually via the serial interfaces pro- the UMG, but also with an ammeter, connect the vided.
  • Page 33 UMG 96-PQ-L 7.5.4 Connection variants for current measurement Load Load Fig.: Fig.: Current measurement Current measurement via current transformer via current transform- in a three-phase 4-con- er in a three-phase ductor system 3-conductor system Load Load Fig.: Fig.: Current measurement...
  • Page 34 When connecting the device to a PC, there are · As an option to these connection possibilities, several possibilities: an expansion module for the UMG 96-PQ-L 1. Connection via an interface converter: offers an Ethernet interface for communication. · Information on the Expansion module with...
  • Page 35 UMG 96-PQ-L RS-485 interface Shielding The device communicates with the Modbus RTU Provide a twisted and shielded cable for connec- protocol via an RS-485 interface (3-pole plug tions via the interfaces and observe the following contact). points for shielding: ·...
  • Page 36 UMG 96-PQ-L www.janitza.com Termination resistors Bus structure At the beginning and end of a segment, the cable In a bus structure: is to be terminated with resistors (120 Ω, 1/4 W). · Connect all devices in line. · Each device has its own address.
  • Page 37 UMG 96-PQ-L Fig. Representation of a bus structure * Client device Server device Server device Server device Repeater Server device Server device Server device Server device Power supply necessary Client device - e.g. UMG 604-PRO Bus terminator on Server device - UMG 96PA In a Modbus system the Modbus organization (modbus.org) uses the terms “client”...
  • Page 38 UMG 96-PQ-L www.janitza.com Digital inputs and outputs The device has: External Auxiliary voltage 24 VDC · 3 digital inputs and · 3 digital outputs UMG 96-PQ-L Digital inputs Digital inputs 1-3 The device has 3 digital inputs for the connection of, for example, one signal generator each. If a...
  • Page 39 UMG 96-PQ-L Digital outputs External Auxiliary voltage 24 VDC The device has 3 digital outputs, which: · Are electrically isolated from the evaluation elec- tronics via optocouplers. UMG 96-PQ-L · Have a common reference. · Are not short-circuit proof. · Require an external auxiliary voltage.
  • Page 40 UMG 96-PQ-L www.janitza.com 10. Analog outputs The device has 1 passive analog output which can deliver a current of 0 - 20 mA. An external power supply unit (24 V DC) is required for operation. The connectable load must not exceed a resis- tance of 300 ohms.
  • Page 41 UMG 96-PQ-L 11. Operation 11.2 Measuring display “Summary” The device is operated via 6 function buttons which have different functions: Start screen, UMG 96-PQ-L: After restoration of network power, the · Selecting measuring displays. UMG 96-PQ-L starts with the measuring display ·...

  • Page 42: Table Of Contents

    UMG 96-PQ-L www.janitza.com 11.4 Overview of menu displays Drag indicator Current Menu Current L1 Summary Current L2 (UMG 96-PQ-L start screen - default setting) Current L3 Active power Voltage Active power L1 Voltage L-N (3P4W network only) Active power L2 Voltage L-L...
  • Page 43 UMG 96-PQ-L External events Select the menu item: 3 () 4 () · Use buttons to select the menu Digital inputs item. Modbus · Confirm this with button 6 (Enter). System info · Use button 1 (Esc) to leave the selection.
  • Page 44 UMG 96-PQ-L www.janitza.com 12. Configuration 12.1 The Configuration window 12.2 Language The Configuration menu of the device contains all Use the Language item of the Configuration parameters in which you make settings. The de- window to configure the language for the device's vice requires the supply voltage for configuration.
  • Page 45 UMG 96-PQ-L · Data frame: Select a uniform data framework for all devices in the bus structure. Setting range: · “odd” (parity odd , with 1 stop bit) · “even” (parity even, with 1 stop bit) · “1 stop bit” (parity none, with 1 stop bit).
  • Page 46 UMG 96-PQ-L www.janitza.com 12.4 Measurement · The Measurement window appears with the settings for the current and voltage transformers Use the "Measurement" menu to configure the ra- (primary and secondary). tio of the current and voltage transformers (primary to secondary side), the connection variants, the nominal current and the nominal frequency.
  • Page 47 UMG 96-PQ-L 12.4.2 Connection variant · Open the Configuration window as previously described. · Use buttons 3 () and 4 () to select the item Measurement and confirm with button 6 (Enter). · The Measurement window appears. · Use buttons 3 () and 4 () to select the item Connection variant and confirm with button 6 (Enter).

  • Page 48: Drag Indicator

    UMG 96-PQ-L www.janitza.com Connection variant 3w2m In the connection variant 3p1w the power and en- ergy values determined in one phase of a system are multiplied by the factor 3 and displayed as total values of the system. In the Overview menu (start screen), the power is displayed as "3 x P"...
  • Page 49 UMG 96-PQ-L Fig. Measurement window with the item Nominal Fig. Measurement window with the item Nominal current activated. frequency activated. · The item for the Nominal current is shown “yel- · The item for the Nominal frequency is shown low”.
  • Page 50 UMG 96-PQ-L www.janitza.com 12.5 Display · Confirm your entries with button 6 (Enter) or end the action by pressing button 1 (Esc). Use the item Display of the measurement device to · To return to the start screen, press button 1 twice configure the following display settings: (Esc) and then press button 2 (Home).
  • Page 51 UMG 96-PQ-L 12.6 System 12.5.4 Colors In the System window, the user of the measure- Colors for the display of current and voltage in the ment device can: graphical visualizations. · View device-specific system settings. · Configure a password.
  • Page 52 · Open the Configuration window as previously surement device are required for support requests described. or registration on the homepage (www.janitza. · Use buttons 3 () and 4 () to select the item com). System and confirm with button 6 (Enter).
  • Page 53 UMG 96-PQ-L 12.6.4 Reset Minimum and maximum values This function is used to delete and reset measured With this function, the device user deletes all min. values and device parameters. and max. values in the device simultaneously. It is not possible to select certain energy meters.
  • Page 54 UMG 96-PQ-L www.janitza.com Standard factory settings Restart This function resets all settings, such as configura- This function restarts the measurement device. tions and recorded data, to the factory settings. · Open the Configuration window as previously · Open the Configuration window as previously described.
  • Page 55 (Modbus address 30001): Modbus You can use the Modbus address list (download at Measured value address www.janitza.com) to configure the analog output 19026 Active power, sum L1-L3, instantaneous value of the measurement device, for example, via the device keyboard. Reactive power, sum L1-L3, instantaneous...
  • Page 56 UMG 96-PQ-L www.janitza.com You can access the Modbus editor as follows: Example for the measured value Active power: · Open the Configuration window as previously described. · In the Configuration window, select the item · Use buttons 3 () and 4 () to select the item Modbus editor and confirm with button 6 (Enter).
  • Page 57 UMG 96-PQ-L 12.8 Events In the GridVis software, you can easily and clearly ® configure all the important parameters for record- ing events, such as: INFORMATION · Nominal values Please note! · Event types · You must configure events in the GridVis®...
  • Page 58 UMG 96-PQ-L www.janitza.com 13. Commissioning 13.1 Applying the supply voltage WARNING 1. Connect the supply voltage with a terminal on Risk of injury due to electrical voltage! the back of the device. If the device is exposed to surge voltages above 2.
  • Page 59 UMG 96-PQ-L 13.4 Frequency For the measurement and calculation of measured values, the device requires the nominal or mains frequency. The mains frequency can either be specified by the user or determined automatically by the device. · To determine the mains frequency, the voltage measurement input V1 requires a voltage greater than 20 V...

  • Page 60: Voltage

    UMG 96-PQ-L www.janitza.com 13.5.1 Fundamentals on the phasor diagram · The current is ahead of the voltage. · The phase shift of an “ideal capacitor” is 90°. The phasor diagram graphically describes the phase shift or phase angle between the voltage and the current.
  • Page 61 UMG 96-PQ-L The phasor diagram can be used to check incor- 13.7 Overrange rect connections at the voltage and current inputs. If the measuring range is exceeded, a warning appears in the device display, e.g. for the voltage, Example 1 the warning "Overvoltage"...
  • Page 62 UMG 96-PQ-L www.janitza.com 13.9 Control of the power measurement 13.10 Control of the communication Short-circuit all current transformer outputs except The device counts all received (RX), all sent (TX) one and check the indicated powers. and all faulty data packets.
  • Page 63 UMG 96-PQ-L Now check the RS-485 communication parame- ters, such as: · All received (RX), all sent (TX) and all faulty data packets. Ideally, the number of errors in the col- umn Error will equal “0”. · The mode that is set, the device address, baud rate and timeout.

  • Page 64: Voltage L-N (3P4W Network Only)

    UMG 96-PQ-L www.janitza.com 13.11 Delete min./max. values · The submenu for Voltage appears. · In the submenu, select the item Voltage L-N with In the measuring displays for voltage, current and buttons 3 () and 4 () and confirm with button power, the device offers the function of deleting 6 (Enter).
  • Page 65 45 - 65 Hz. The calculated harmonics of the voltages and currents refer to this fundamental oscillation. The UMG 96-PQ-L calculates harmonics up to 65 times the fundamental oscillation. · If you are not in the start screen, you can go to this view by pressing button 2 (Home).
  • Page 66 The “response” of the device can then look as follows: none (1 stop bit) none (2 stop bits) Designation Hex Comment Stop bits (UMG 96-PQ-L): 1 / 2 Device address Address=1 External stop bits: 1 / 2 Function Number formats...
  • Page 67 ® ® software · The GridVis software is available for download ® from our website (www.janitza.com). Function mode (Mode) A separate function can be assigned to each digi- 13.14.1 Digital inputs tal input: The measurement device can receive pulses from other devices that have a digital output (pulse ·...
  • Page 68 UMG 96-PQ-L www.janitza.com Pulse counter (S0 input) Measured value calculation: All digital inputs can be operated with a frequency of 25 Hz. The pulse duration (pulse width) and the Measured value = pulse x pulse valency pulse pause must be greater than 20 ms.
  • Page 69 UMG 96-PQ-L 13.14.2 Digital outputs · Output polarity: Normally open, normally closed · Pulse valency Different functions can be assigned to the 3 digital outputs: Pulse valency The pulse valency indicates how much energy (Wh · Digital output 1 or varh) corresponds to one pulse.
  • Page 70 UMG 96-PQ-L www.janitza.com 3. Calculate pulse valency: Output for timer switch Timer switches, e.g. for switching digital outputs, can only be set in the GridVis software under ® Max. connected load [Wh/pulse] Pulse valency = Management > Scheduling. Max. number of pulses/h Pulse valency = 135 kW / 60000 pulses/h...
  • Page 71 UMG 96-PQ-L Output for comparator group Reading out comparator settings on the device: Five comparator groups (Comparator groups) with · Open the menu with button 1. 10 comparators each (A - J) are available for moni- · Use buttons 3 () and 4 () to select the item toring limit values.
  • Page 72 UMG 96-PQ-L www.janitza.com Comparator without hysteresis Measured value · The set limit value is compared with the mea- sured value. Limit value · If there is a limit violation for at least the dura- (threshold value) tion of the lead time, the comparator result is changed.
  • Page 73 UMG 96-PQ-L 13.15 Configuration of the analog output Examples: Assignment of active power L1 The device has an analog output that can output a (output range 4 - 20 mA): maximum current of 20 mA. An external 24 VDC power supply unit is required for operation.

  • Page 74: Current L1

    UMG 96-PQ-L www.janitza.com 13.16 Drag indicator function Capture time: The individually configurable Capture time The "Drag indicator" function captures the describes a time window in which an incoming 3 highest average values over a defined period pulse synchronizes the time instant. If the device (time base).
  • Page 75 UMG 96-PQ-L 13.16.2 External drag indicator synchroniza- “One pulse” tion If the device receives a pulse or a Modbus com- mand once outside the capture time, the mea- An external synchronization for the calculation of sured values added up to that point are reset for the 3 highest average values is performed: the calculation of the average value and the time.
  • Page 76 UMG 96-PQ-L www.janitza.com “Periodic pulses” Scenario “Pulse before time base, within the If the device receives periodic pulses via digital capture time”: input 3 or periodic Modbus commands, there are · Perform value calculation now. different scenarios. · The time is set to 0 (new relative zero point).
  • Page 77 UMG 96-PQ-L 13.16.3 Configuring the drag indicator syn- Configura- Modbus chronization Function tion address range The synchronization specifies a start time for the Set trigger flag for drag indica- 0 / 1 calculation periods of the drag indicator average tor synchronization values.
  • Page 78 UMG 96-PQ-L www.janitza.com 13.16.4 Drag indicator - Measurement device · Use buttons 3 () and 4 () to select, for exam- displays ple, the item Current and then in the drop-down menu, for example, the item L2. As already described in the section „Drag indicator ·...
  • Page 79 UMG 96-PQ-L 13.17 Gridded and moving averages The measurement device records average values for the measured voltages, currents and powers. The time interval for determining the mean value must be defined in the GridVis software. The av- ® erage values and the underlying 200 ms minimum and maximum values can be read out via Modbus addresses.
  • Page 80 UMG 96-PQ-L www.janitza.com 13.18 Recording measured values · Within the recording configuration, measured values are defined via a time base according to You can configure measured value recordings for the types Average value, Sample, Maximum or the measurement device easily and conveniently in...

  • Page 81: Apparent Power L1

    UMG 96-PQ-L Recording set 2 (20 measured values) INFORMATION On the time base of 600 seconds (averaging time), the meter records the following measured values Please note before configuration! The lower the averaging time that is set, the great-...
  • Page 82 UMG 96-PQ-L www.janitza.com Fig. Recording configuration of memory partition B in the GridVis ® software 13.18.3 Default settings for partition B This recording mode is recommended for recording many measured values at a low time The measurement device uses measured values base over a certain period of time.
  • Page 83 UMG 96-PQ-L · 23rd voltage harmonic, L1 Recording set 3 (25 measured values) · 24th voltage harmonic, L1 On the time base of 600 seconds (averaging time), · 25th voltage harmonic, L1 the meter records the following measured values...
  • Page 84 UMG 96-PQ-L www.janitza.com 13.18.4 Use cases – Recording examples Use case 1 The meter is read out daily. Recording runs on both memory partitions 24 hours a day, 7 days a week. For example, the meter records the conven- tional measured values for energy management such as current, voltage, power, energy.
  • Page 85 UMG 96-PQ-L 13.19 Events INFORMATION The meter has the "Events" function for recording You must configure all parameters for recording faults in the supply or power grid (as of firmware internal and external events for the UMG 96- 3.3). For each event, the meter starts a Record- PQ-L in the GridVis software.
  • Page 86 UMG 96-PQ-L www.janitza.com Event Measured value Full-wave Hysteresis RMS values Limit value Event start time End time (Trigger time) Sequenzaufzeichnung Lag time Lead time Sequence segment Example 1 of an event with a sequence recording (lead and lag time) and a sequence segment (displayed visualization)
  • Page 87 UMG 96-PQ-L The external event logging via the digital inputs Configuring the event recording and via Modbus starts with corresponding "trig- You must configure the digital inputs in the Grid- gers". software (mode: External event recording) or ® in the following Modbus addresses: The external event logging via Modbus appears with a time stamp in the event list of the meter.
  • Page 88 UMG 96-PQ-L www.janitza.com 13.20 Event lists The meter records events in event lists for · All events · Voltage interruptions · Undervoltage · Overvoltage · Overcurrent · External Modbus event (Ext. Modbus) · External digital input event (Ext. Dig. In) As of firmware 3.41 additionally: ·...
  • Page 89 UMG 96-PQ-L 13.21 Tariff switching 13.22 Time synchronization according to DIN EN 60870-5-4 The recording of electrical energy values (active, reactive and apparent energy) is done via internal The device time can be synchronized at regular in- meters for two tariffs each.
  • Page 90 First connect a time pulse to digital input 2, e.g. the pulse from the electric utility or a GPS timer (GPS radio receiver for receiving and processing the GPS time signal; available as a Janitza acces- sory). 13.22.3 Ethernet interface - measurement Fig.
  • Page 91 UMG 96-PQ-L 13.24 Power quality according to class S With a UMG 96-PQ-L "Class S", you can record (option) the power quality (PQ) according to DIN EN 50160 down to subdistribution panels: Class S measurement devices according to · All PQ measured values can be displayed with EN 61000-4-30 are used as network analyzers for...
  • Page 92 UMG 96-PQ-L www.janitza.com 13.24.1 Interharmonics 13.24.7 Subsequent class S activation Interharmonics are sinusoidal oscillations whose For devices that are already installed, class S frequency is not an integer multiple of the funda- activation is still possible via the GridVis software ® mental frequency. They can cause flickering of for a fee.
  • Page 93 UMG 96-PQ-L 14. Overview of device displays Use button 1 (Menu) of your meter to open the menu. The menu with the following items appears: To access the measuring displays, use buttons 3 () and 4 () to select the corresponding menu item and confirm with button 6 (Enter).
  • Page 94 UMG 96-PQ-L www.janitza.com 14.2 Voltage menu Voltage L-N Voltage L-L Display of voltage L1-N, L2-N, L3-N and Display of voltage L1-L2, L2-L3, L1-L3 their min. / max. values and their min. / max. values History Display of voltage history of L1-N, L2-N,...
  • Page 95 UMG 96-PQ-L 14.3 Current menu Current THD-I Display of current L1, L2, L3 and their min. Display of distortion factors for the current / max. values (THD-I) L1, L2, L3 and their min. / max. values History Display of current histories L1, L2, L3 14.4...
  • Page 96 UMG 96-PQ-L www.janitza.com 14.5 Energy menu Active, reactive, apparent energy Tariff Displays the sum (L1..L3) of active, reactive Displays sum (L1..L3) of active, reactive and apparent energy according to tariffs and apparent energy 14.6 Consumption overview menu Active, reactive, apparent energy / Daily...
  • Page 97 UMG 96-PQ-L 14.7 Drag indicator menu Current L1, L2, L3 Current Drag indicator display of the currents L1, L2 and L3 with the 3 maximum values and a time stamp. Active power Active power (Appl. and Del.) L1, L2, L3 Drag indicator display of the active powers L1, L2 and L3 (App.
  • Page 98 UMG 96-PQ-L www.janitza.com Apparent power L1, L2, L3 Apparent power Drag indicator display of the apparent powers L1, L2 and L3 with the 3 maximum values and a time stamp. Apparent power, sum L1..L3 Drag indicator display of the apparent power sum L1..L3 with the 3 maximum values and a...
  • Page 99 UMG 96-PQ-L 14.9 Oscilloscope menu Voltage L1 / L2 / L3 Voltage L1..L3 Display oscillogram of voltages L1, L2 and L3 Display oscillogram of voltage L1, L2 or L3 Current L1, L2, L3 Current L1..L3 Display oscillogram of the currents of L1, L2 and L3...
  • Page 100 UMG 96-PQ-L www.janitza.com 14.10 Events menu Events All events Display list of all events in the three-phase Display – sequence of an undervoltage in 4-wire system the three-phase 4-wire system All events Display list of all events in the three-phase Display –...
  • Page 101 UMG 96-PQ-L U MAX overvoltage event Display – sequence of an overvoltage event Display list of the overvoltage events U MIN undervoltage event Display – sequence of an undervoltage event Display list of the undervoltage events U OFF voltage interruption event Display –...
  • Page 102 UMG 96-PQ-L www.janitza.com External event > Digital input Display list of ext. dig. inputs events Display – sequence of ext. dig. inputs event External event > Modbus Display list of the ext. Modbus events Display – sequence of ext. Modbus event...
  • Page 103 UMG 96-PQ-L 14.11 System Info menu System Info submenu Com. RS-485 Peripherals Display of received (RX), transmitted (TX) and faulty Display of the states of the digital inputs and data packets, RS-485 mode, device address, baud outputs, value of the analog output.
  • Page 104 UMG 96-PQ-L www.janitza.com 15. Overview of displays in the Configuration menu INFORMATION For advanced information on the items in the Configuration menu, see section „12. Configuration“ on p. 44. 15.1 Language submenu Setting the language to German. Setting the language to English.
  • Page 105 UMG 96-PQ-L 15.3 Measurement submenu Settings of the transformers, the connection variant, Settings of current and voltage transformers (primary the nominal current and the nominal frequency. and secondary). 15.4 Display submenu Settings for brightness, standby time after, bright- Settings for the display colors of voltage and ness (standby) and the display colors for voltage current (L1, L2, L3).
  • Page 106 UMG 96-PQ-L www.janitza.com 15.5 System submenu Firmware version, serial number. Setting the time, Resetting of energy measured values, min. and max. password and resetting measured values. values. Reset to standard factory settings or restart of the measurement device. 15.6 Modbus editor submenu Settings for the Modbus addresses (address, value).
  • Page 107 UMG 96-PQ-L...
  • Page 108 UMG 96-PQ-L www.janitza.com 16. Service and maintenance Prior to outbound delivery, the device is subjected 16.3 Service to various safety tests and is marked with a seal. For questions not answered or described in this If a device is opened, the safety tests must be re- manual, please contact the manufacturer.
  • Page 109 UMG 96-PQ-L 16.6 Clock/Battery The supply voltage supplies the internal clock of the meter. If the supply voltage fails, the battery takes over the supply of voltage to the clock. The clock provides date and time information, for ex- ample for recordings and min.
  • Page 110 UMG 96-PQ-L www.janitza.com 17. Procedure in the event of a malfunction Failure mode Cause Remedy No display External fuse for the supply voltage has Replace fuse. tripped. No current display. No measured voltage connected. Connect measured voltage. No measured current connected.
  • Page 111 UMG 96-PQ-L 18. Technical data General Net weight (with attached plug-in connectors) approx. 250 g (0.55 lbs) Package weight (incl. accessories) approx. 500 g (1.1 lbs) Battery Type Lithium CR2032, 3 V, (UL 1642 approved) Data memory 64 MB Backlight service life 40000 h (backlight reduces to approx. 50% over this period)
  • Page 112 UMG 96-PQ-L www.janitza.com Voltage measurement Three-phase 4-conductor systems with rated voltages up to 417 V / 720 V (+-10%) according to IEC 347 V / 600 V (+-10%) according to UL Three-phase 3-conductor systems with rated voltages up to 600 V (+10%)
  • Page 113 UMG 96-PQ-L Analog outputs External power supply max. 33 V Current 0 .. 20 mA Update time Load max. 300 Ω Resolution 10 bit Connecting capacity of the terminals (supply voltage) Connectible conductors. Only connect one conductor per terminal point! Single core, multi-core, fine-stranded 0.2 - 4.0 mm...
  • Page 114 UMG 96-PQ-L www.janitza.com 18.1 Performance characteristics of functions Function Symbol Accuracy class Measuring range Display range Total active power (IEC61557-12) 0 W .. 12.6 kW 0 W .. 999 GW * Total reactive power QA, Qv 1 (IEC61557-12) 0 var .. 16.6 kvar 0 var ..
  • Page 115 UMG 96-PQ-L 18.2 Modbus addresses of frequently used measured values Address Format RD/WR Variable Unit Comment 19000 float _ULN[0] Voltage L1-N 19002 float _ULN[1] Voltage L2-N 19004 float _ULN[2] Voltage L3-N 19006 float _ULL[0] Voltage L1-L2 19008 float _ULL[1]...
  • Page 116 UMG 96-PQ-L www.janitza.com Address Format RD/WR Variable Unit Comment 19100 float _IQH_SUML13 varh Reactive energy L1..L3, ind. 19102 float _CQH[0] varh Reactive energy, capacitive, L1 19104 float _CQH[1] varh Reactive energy, capacitive, L2 19106 float _CQH[2] varh Reactive energy, capacitive, L3...
  • Page 117 UMG 96-PQ-L 18.5 Dimensional drawings · The figures are for illustration purposes only and are not to scale. 96 mm 3.78 in Battery 96 mm 3.78 in Fig. Front view 1) Bottom view +0,8 3.62 +0.03 87,2 mm 6 mm 3.43 in...
  • Page 118 UMG 96-PQ-L www.janitza.com 18.6 Connection example 1 - S1 Data GND Digital inputs Digital outputs Analog RS485 output UMG 96-PQ-L Supply voltage Voltage measurement Current measurement 11 12 13 PE/FE 230V/400V 50Hz 1) UL/IEC approved overcurrent protective device 2) UL/IEC approved overcurrent protective device...
  • Page 119 UMG 96-PQ-L...
  • Page 120 Vor dem Polstück 6 | 35633 Lahnau Germany Tel. +49 6441 9642-0 info@janitza.com | www.janitza.com Doc. no. 2.061.073.4.a | Date 08/2022 | Subject to technical alterations. The latest version of the document can be found in the download area at www.janitza.com.

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