Related Manuals for janitza UMG 801
Summary of Contents for janitza UMG 801
- Page 1 Modular Power Analyzer UMG 801 User manual and technical data Janitza electronics GmbH Vor dem Polstück 6 D-35633 Lahnau Support tel. +49 6441 9642-22 Email: info@janitza.com www.janitza.com...
- Page 2 UMG 801 www.janitza.com UMG 801 Modular multifunctional meter for recording energy quantities Doc. no.: 2.053.021.3.b Date: 07/2023 The German version is the original edition 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. Please see our website under www.janitza.de for the current version. Please see our website under www.janitza.com for the current version.
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Page 4: Table Of Contents
UMG 801 www.janitza.com TABLE OF CONTENTS 1. Information on the device and the user manual Disclaimer Copyright notice Technical changes About this user manual Defective device/disposal 2. Safety Display of warning notices and safety information Hazard levels Product safety Dangers when handling the device... - Page 5 UMG 801 4. Structure of the device Front panel and display Side views Bottom view Identification of the device (rating plate) 5. Mounting Installation location Bus connector DIN rail mounting of the device 6. Grid systems 7. Installation Nominal voltages...
- Page 6 UMG 801 www.janitza.com Residual current measurement - limit value calculation 7.8.1 Static limit value calculation 7.8.2 Dynamic limit value calculation 7.8.3 Stepwise limit value calculation 7.8.4 Example: Residual current limit value exceeded 7.8.5 Activating cable break detection (failure monitoring) RCM for the multifunction channels.
- Page 7 UMG 801 11. Configuration 11.1 The Configuration window 11.2 Configuring Ethernet (TCP/IP) 11.2.1 Communication via TCP/IP 11.2.2 Communication via OPC UA 11.3 Configuring the fieldbus (RS-485 interface) 11.3.1 Communication settings 11.4 Configuring current transformers 11.5 Configuring voltage transformers 11.6 Temperature measurement configuration 11.6.1...
- Page 8 UMG 801 www.janitza.com 12. Digital inputs and outputs 12.1 4 digital inputs 12.2 4 digital outputs 13. Analog outputs 14. Commissioning 14.1 Supply voltage 14.2 Measured voltage 14.3 Measured current 14.4 Frequency measurement 14.5 Direction of rotary field 14.6 Fundamentals on the phasor diagram 14.7...
- Page 9 UMG 801 17. Dismounting 18. Device homepage 18.1 "Home" start page 18.1.1 Login 18.1.2 Change password 18.2 "Measured values" menu bar item 18.2.1 Details 18.2.2 Events and transients 18.3 "Settings" menu bar item 18.3.1 Firmware update 18.3.2 Whitelist (Modbus port 502) 18.4...
- Page 10 UMG 801 www.janitza.com 21. Technical specifications 21.1 Technical data 21.2 Performance characteristics of functions 21.3 Parameter and Modbus address list 21.4 Information on saving measured values and configuration data 22. Dimensional drawings 22.1 Basic device UMG 801 22.2 Bus connector...
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Page 12: Information On The Device And The User Manual
· if applicable, the usage information of the integrat- ed modules and components of your meter and Copyright notice module topology (e.g. current transformers). © 2023 - Janitza electronics GmbH - Lahnau. All Moreover, the GridVis software has an “online ®... -
Page 13: Defective Device/Disposal
· When doing so, please bear the terms for transpor- tation in mind. INFORMATION Please return defective or damaged devices, modules or components to Janitza electronics GmbH in ac- cordance with the shipping instructions for air or road freight (complete with accessories). Observe special regulations for devices with built-in... -
Page 14: Safety
UMG 801 www.janitza.com Safety The chapter on Safety contains information which Product safety must be observed to ensure your personal safety The devices, components and modules reflect and avoid material damage. current engineering practice and accepted safety standards, but hazards can arise nonetheless. -
Page 15: Dangers When Handling The Device
· Hazardous voltages can be present in all cir- · Do not use Janitza meters, modules or compo- cuitry parts that are connected to the power nents for critical switching, control or protection supply. -
Page 16: Electrically Qualified Personnel
For Janitza measurement devices, modules and and including death. components, use only "transformers for measur- · Only electrically qualified personnel are per- ing purposes"... -
Page 17: Safety Information For Handling Measurement Devices With Residual Current Measurement
· Only replace the battery with the same type or types recommended by Janitza! CAUTION · Observe the polarity when installing the bat- Risk of injury or damage to the basic device (mod-... -
Page 18: Product Description
UMG 801 www.janitza.com Product description Device description CAUTION Malfunction and damage of the device or risk of injury due to improper connection. Improperly connected devices can deliver incorrect measured values, damage the device or pose a risk of injury to persons. -
Page 19: Incoming Goods Inspection
UMG 801 Incoming goods inspection ATTENTION Safe and trouble-free operation of this measurement Improper handling can damage the measurement device (with its modules and components) presup- device (possibly also modules and components) poses proper transport, storage, setup and assembly and lead to material damage! -
Page 20: Performance Characteristics
· Connect the device and the radio/television receiv- digital input modules via transfer modules (see er in different circuits. usage information for the respective modules). · if necessary, contact Janitza support or a radio/ television technician. Measurement uncertainty · Active energy, measurement uncertainty class 0.2 S Code of Federal Regulations, Title 47, Part 15, Sub- for ../5 A transformers. -
Page 21: Scope Of Delivery
USB cover to the UMG 801 (basic device) Module 800-CT8-A 33.03.376 Installation manual DE/EN 52.31.230 (current measuring module for the UMG 801 as of FW version 1.5.0) 33.03.342 Supplement “Safety Information” Module 800-CT8-LP 52.31.234 (low-power current measuring 08.01.505 Patch cable... -
Page 22: Measuring Method
· ensures safe reading of measured values without devices! having to open or touch live systems, system components, switchboard cabinets or small distri- Furthermore, please note that Janitza measurement bution boards! devices, modules and components are not to be For more information, please refer to the usage used for critical switching, control or protection ap- information for the RD 96. -
Page 23: Web Server With Device Homepage
With the GridVis network analysis software available · Field bus. ® at www.janitza.com, you can configure your mea- · Current transformer/LP current transformer (for surement device and read out data for analysis. To information, see Page 16) - primary / secondary. -
Page 24: Measured Values (With Voltage Component)
UMG 801 www.janitza.com 3.14.3 Measured values (with voltage component) Device/system Channel Min. value Max. value Average Measured values related related value (with voltage component) ü ü ü Frequency ü Rotating field direction U System Measurement of positive, negative, zero se- ü... - Page 25 UMG 801 Device/system Channel Min. value Max. value Average Measured values related related value (with current component) ü ü ü Power factor PF Fundamental oscillation power factor PF1 / ü ü ü Cos(Phi) ü ü Distortion factor I ü ü...
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Page 26: Structure Of The Device
UMG 801 www.janitza.com Structure of the device Front panel and display Lower terminal row Upper terminal row Fig.: Front panel with display Fig: Front panel with display - 3D... - Page 27 UMG 801 Item Function/Designation Supply voltage connection. Current measurement inputs I5 to I8 for · Measurement of an additional system (L1, L2, L3, N). · Single channel measurements. Current measurement inputs I1 to I4 for · Measurement of one system (L1, L2, L3, N).
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Page 28: Side Views
UMG 801 www.janitza.com Side views Bottom view Bottom bolts JanBus interface (bus connector connection, module connection) Bottom bolts INFORMATION When the device is delivered, the bus connectors are already plugged into the JanBus interface! -
Page 29: Identification Of The Device (Rating Plate)
35633 Lahnau / Germany UMG 801 • 5231XXX 4700/0001 Aux: 24V , 4W MAC: 00:0e:6b:0e:00:01 Made in Germany • www.janitza.com Janitza electronics GmbH Vor dem Polstück 6 Item Designation Description 35633 Lahnau / Germany MAC address Unique identification of the device in a computer network. -
Page 30: Mounting
UMG 801 www.janitza.com Mounting Installation location ATTENTION Improper handling or handling them too roughly DANGER can destroy your devices, modules and compo- Danger of electric shock! nents! Electric shocks lead to serious injuries, including Contacts, bottom bolts and retaining brackets can be death. -
Page 31: Bus Connector
UMG 801 Bus connector INFORMATION The measurement device is supplied with the appropriate bus connectors. Please also note the following before setting up a measurement device and module topology · Mount the bus connector! · The usage information of the integrated modules and components Fig. 2 - Installing the bus connector:... - Page 32 UMG 801 www.janitza.com 3. Press your meter with the bus connector onto the DIN rail frontally until the 4 bottom bolts engage. Position of the bus connector - mod- ule connection click! click! DIN rail Fig. 5: Device with bus connector on DIN rail according to DIN EN 60715 (for DIN rail types, see Technical Data)
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Page 33: Grid Systems
UMG 801 Grid systems Suitable grid systems and maximum rated voltages according to DIN EN 61010-1/A1: Three-phase 4-conductor systems Three-phase 3-conductor systems with grounded neutral conductor with grounded phase : 480 V / 830 V 830 V : 347 V / 600 V 600 V Three-phase 4-conductor systems... -
Page 34: Installation
277 V / 480 V · Do not use Janitza measurement devices or com- ponents for critical switching, control or protection Maximum nominal voltage of the 347 V / 600 V... -
Page 35: Circuit Breaker
UMG 801 Circuit breaker INFORMATION When installing in a building, provide a suitable The fuse is a line protection, not a device protection! circuit breaker for the supply voltage in order to dis- connect your system and thus your device from the supply of power. -
Page 36: Voltage Measurement
UMG 801 www.janitza.com Voltage measurement INFORMATION The device has 4 voltage measurement inputs and is As an alternative to the fuse and isolation device, you suitable for various connection variants. can use a line circuit breaker. WARNING INFORMATION Risk of injury or damage to the device due to elec-... -
Page 37: Connection Variants For Voltage Measurement
UMG 801 7.4.3 Connection variants for voltage measurement Three-phase 4-conductor system Three-phase 3-conductor system Three-phase 4-conductor system without voltage trans- Three-phase 3-conductor system with voltage transformer former Three-phase 4-conductor system Three-phase 3-conductor system Three-phase 4-conductor system with voltage transformer Three-phase 3-conductor system (asymmetrical load) -
Page 38: Current Measurement
UMG 801 www.janitza.com Current measurement WARNING The device: Risk of injury due to high currents and high elec- · Measures current exclusively via current trans- trical voltages! formers. Severe bodily injury or death can result from: · Touching bare or stripped leads that are ener- ·... -
Page 39: Connection Variants For Current Measurement
UMG 801 7.5.1 Connection variants for current mea- surement Current measurement I1 to I4 and I5 to I8 Three-phase 3-conductor system Three-phase 4-conductor system 35 36 Current measurement via 2 current transformers (Aron Current measurement via 3 current transformers circuit) -
Page 40: Summation Current Measurement
UMG 801 www.janitza.com 7.5.2 Summation current measurement Multifunction channels The multifunction channels 1 to 4 (terminal pairs 7/8, For a summation current measurement via two 9/10, 11/12 and 13/14) can optionally serve as con- current transformers, first set their total ratio on the... -
Page 41: Residual Current Measurement (Rcm)
UMG 801 Residual current measurement (RCM) ATTENTION The measurement device is suitable as a residual Faulty cross currents, incorrect measurements, current monitoring device (RCM) for monitoring alter- and even damage to the device and/or your sys- nating currents, pulsating direct currents and direct... -
Page 42: Current Direction Of The Residual Current Transformers
UMG 801 www.janitza.com 7.7.1 Current direction of the residual current 7.7.2 Residual current transformer example transformers Operating equipment must have reinforced or double For residual current measurement with current trans- insulation from supply circuits! formers in AC operation at the measurement inputs,... -
Page 43: Connection Examples - Residual Current Measurement
UMG 801 7.7.4 Connection examples - Residual current CAUTION measurement Risk of injury or damage to the meter/your sys- e.g. e.g. tem due to short circuit! Residual current trans- Residual current trans- Inadequate insulation of the operating equipment at former CT-AC-RCM... -
Page 44: Connection Example - Residual Current Monitoring
Connection example - Residual current monitoring N V3 V2 30 31 32 33 34 35 36 37 9 10 UMG 801 Fig. Connection example UMG 801 with residual current monitoring via 2 multifunction channels (7/8, 9/10) as measurement inputs for the residual currents. CAUTION... -
Page 45: Residual Current Measurement - Limit Value Calculation
UMG 801 Residual current measurement - limit 7.8.1 Static limit value calculation value calculation Required parameters: To set and calculate residual current limit values, the · Static residual current limit value. device requires parameters that you can set in the ·... -
Page 46: Dynamic Limit Value Calculation
UMG 801 www.janitza.com 7.8.2 Dynamic limit value calculation Example graph The example graph for the dynamic limit value shows Required parameters: the relationship between the residual current limit · Minimum time for which the residual current limit value and the reference value (e.g. "Power") with the value is exceeded (RCM alarm). -
Page 47: Stepwise Limit Value Calculation
UMG 801 7.8.3 Stepwise limit value calculation Example graph The example graph shows the stepwise increase Required parameters: of the residual current limit values as a function of · Reference value (e.g. power in kW). the reference value “power” (of the system) with the ·... -
Page 48: Example: Residual Current Limit Value Exceeded
UMG 801 www.janitza.com 7.8.4 Example: Residual current limit value The adjacent graphs explain the 3 events Warning exceeded limit exceeded, Residual current limit value ex- ceeded and Alarm flag with the states: Z 1 Z 2 · Warning limit value exceeded at time instant Z Residual current Warning flag (=1). -
Page 49: Activating Cable Break Detection (Failure Monitoring) Rcm For The Multifunction Channels
UMG 801 7.8.5 Activating cable break detection (failure monitoring) RCM for the multifunction channels. The device has a “cable break detection” (failure monitoring) function via the GridVis /OPC-UA ® software. In this case, the device checks the con- nections to the residual current transformers at the measurement inputs (multifunction channels). -
Page 50: Temperature Measurement
UMG 801 www.janitza.com Example of temperature sensor: Temperature measurement A temperature sensor is to measure near uninsulated As already described in Sect. “7.6 Multifunction power lines in a 300 V CAT III network. channels” on p. 40, the terminal pairs 7/8, 9/10, 11/12 and 13/14 serve as optional connections for a Solution: temperature measurement. - Page 51 UMG 801...
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Page 52: Communication Via The Ethernet Interfaces
UMG 801 www.janitza.com Communication via the Ethernet interfaces Functions of the Ethernet interfaces There are 2 options to integrate the measurement device into Ethernet networks: ATTENTION 1. Measurement device integration in a network Material damage due to security vulnerabilities in with additional switch function (switched programs, IT networks and protocols. -
Page 53: Switched Mode" Connection Option
UMG 801 Ethernet B Switched mode: Ethernet interface B of the UMG 801 for connecting an Ethernet device. The measurement device also allows the reverse use of the Ethernet interfaces (A for the Ethernet device and B for an IP address from a network). -
Page 54: Pc Connections And Other Interfaces
UMG 801 www.janitza.com PC connections and other interfaces PC connections INFORMATION The most common connection methods for commu- In a Modbus system, the Modbus organization (modbus. nication of the measurement device with a PC (with org) uses the terms "client" and "server" to describe GridVis software installed) are described below. - Page 55 UMG 801...
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Page 56: Interface (Serial Interface)
UMG 801 www.janitza.com RS-485 interface (serial interface) INFORMATION The RS-485 interface of this device is designed as · The device contains an integrated termination resis- a 3-pole plug contact and communicates using the tor (switch S1). For a UMG 801 at the beginning or Modbus RTU protocol. -
Page 57: Shielding
UMG 801 9.2.1 Shielding 9.2.2 Termination resistors/Termination For connections via the interfaces, use a twisted The device contains an integrated termination re- and shielded cable and observe the following for the sistor (S1). Terminate the beginning and the end of... -
Page 58: Bus Structure (Bus Segment)
JanBus interface The JanBus interface: · Is a proprietary interface that is used to connect the UMG 801 with modules (e.g. current measuring modules or digital input modules). · Is located on the back of the meter and supplies connected modules with power. -
Page 59: Digital Inputs
UMG 801 Digital inputs External Auxiliary voltage 24 VDC The device has 4 digital inputs. UMG 801 The device recognizes an input signal at the digital Digital inputs 1-4 input if: · A voltage of at least 18 V and at most 28 V DC 2k21 (typically at 4 mA) is present. -
Page 60: Digital Outputs
UMG 801 www.janitza.com S0 - Pulse input Digital outputs The device has 4 digital outputs, which: Each digital input is designed for the connection of · Are electrically isolated from the evaluation elec- an S0 pulse generator according to DIN EN 62053- tronics via optocouplers. -
Page 61: Analog Outputs
UMG 801 Analog outputs External Auxiliary voltage 24 VDC The device has a passive analog output which UMG 801 can output a current of 0 - 20 mA or 4 - 20 mA. An Digital outputs 1-4 external power supply unit (24 V DC) is required for operation. -
Page 62: Operation And Button Functions
UMG 801 www.janitza.com 10. Operation and button functions 10.1 Controls 10.3 Measuring display The device has a display and 6 function buttons to After restoration of network power, the device starts enable installation, commissioning and configuration with the measured value display Home. -
Page 63: Pin (Password)
UMG 801 10.5 PIN (password) The “Configuration” of the device requires entry of a PIN (password). Default setting (factory setting) of the device PIN: 00000000 The "PIN" is used to protect against unauthorized access or accidental modification of the configu- ration data. -
Page 64: Overview Of Menu Displays
UMG 801 www.janitza.com 10.6 Overview of menu displays Energy Active energy Menu Basic device 1-4 Home (start screen UMG 801, Basic device 5-8 1st Measuring display) Reactive energy Basic device 1-4 Phasor diagram Basic device 5-8 Basic device 1-4 Apparent energy Basic device 5-8... - Page 65 UMG 801 Configuration System information Ethernet config. A Basic device IP sett. Serial number IP address Netmask IP address Gateway Date Ethernet config. B HW version IP sett. SW version IP address SW build Netmask Module 1 Gateway Fieldbus Module x...
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Page 66: Configuration
UMG 801 www.janitza.com 11. Configuration 11.1 The Configuration window 11.2 Configuring Ethernet (TCP/IP) The Configuration menu of the device contains all INFORMATION parameters in which you make settings. The device · Consult your network administrator for the requires the supply voltage for configuration. See Ethernet network settings for your device. -
Page 67: Communication Via Tcp/Ip
UMG 801 11.2.1 Communication via TCP/IP · The configuration of the Netmask and the Gateway require the same procedure. The following applies for Ethernet config. A and · When you have finished entering data, press button Ethernet c onfig. B: 1 ESC to return to the Menu window. -
Page 68: Configuring The Fieldbus (Rs-485 Interface)
UMG 801 www.janitza.com 11.3 Configuring the fieldbus (RS-485 interface) 11.3.1 Communication settings After restoration of network power, the device starts · Device address: with the default display Home. Select a device address for the device with which the device can be addressed in the bus structure. -
Page 69: Configuring Current Transformers
UMG 801 11.4 Configuring current transformers · The item for the primary side of the current trans- formers I1..I4 is marked in “blue”. INFORMATION Current transformer Before configuring the current transformer ratios, be certain to connect the transformers in compliance... -
Page 70: Configuring Voltage Transformers
UMG 801 www.janitza.com Current transformer settings (I1..I4 and I5..I8): · Confirm with button 3 Enter. · The item for the primary side of the voltage trans- Current transformer (primary): formers 1..4 “blinks”. Setting range 1 - 10000 A · Use buttons 4 () and 6 () to change the position Default value: 5 A... -
Page 71: Temperature Measurement Configuration
UMG 801 11.6 Temperature measurement configuration The UMG 801 temperature measurement can be configured in the GridVis software (for more infor- ® As already described in Sect. “7.6 Multifunction mation, see the "Online help" for the software). channels” on p. 40, temperature measurements on the UMG 801 can optionally be carried out via the... -
Page 72: Configuring The Display
UMG 801 www.janitza.com 11.7 Configuring the display · Use buttons 2 “5” and 5 “” to select the lan- guage (German or English) and confirm with Use the Display item of the meter to configure the button 3 Enter. following settings: ·... -
Page 73: Brightness
UMG 801 11.7.3 Brightness 11.8 Configuring the system Use the System item of the meter to configure the Use the item Brightness of the Display window to configure the brightness of the device display. following settings: Setting range: 10% - 100% 1. -
Page 74: Restart (Reboot)
UMG 801 www.janitza.com · Confirm your entries with button 3 Enter or end the 11.8.3 Time action by pressing button 1 ESC. You can change the settings for the time, the time · The configuration data of the device are now pro- synchronization and the time zones using the Grid- tected with a new PIN. -
Page 75: Reset
UMG 801 11.9 Reset 11.9.2 Reset configuration In the Reset window, you can delete existing config- This function deletes all the configuration data of urations and/or restore the factory settings. your measurement device. It is not possible to select specific configuration data. -
Page 76: Reset Minimum, Maximum And Average Values
UMG 801 www.janitza.com 11.9.3 Reset minimum, maximum and average 11.9.4 Reset energy values values Use this function to delete all current energy values Using this function also deletes all the current in the meter. It is not possible to select specific ener- minimum, maximum and average values as well as gy values. -
Page 77: Reset Historical Data
UMG 801 11.9.5 Reset historical data 11.10 Module identification / diagnostics The device user can use this function to delete all INFORMATION historical values and data. It is not possible to select specific historical values. Before you start the module identification function... -
Page 78: Events And Transients
When measuring power quality, avoid hysteresis, because events are counted several times when the measured variable oscillates around the limit value. More information on events and transients can be found in the manual "Energy Supply Quality Characteristics – Power Quality Solutions from Janitza" and at www.janitza.com. -
Page 79: Event And Transient Recording
UMG 801 11.11.3 Event and transient recording INFORMATION When an event or transient occurs, the measurement Events and transients must be configured for the device records half waves (half cycles) and data UMG 801 in the GridVis software. Information about ®... -
Page 80: Configuration Of The Waveform For Events And Transients
UMG 801 www.janitza.com 11.11.4 Configuration of the waveform for 11.11.5 Half-wave RMS values for events events and transients Within half waves (10 ms), the measurement device The recording length (lead time and lag time - see compares the measured value (RMS) with the limit Fig. -
Page 81: Update Time For Transients
UMG 801 11.11.6 Update time for transients Update time for Update time for Parameter/ the half-wave RMS the half-wave RMS If a measured value exceeds the limit value con- Fault values at f = 50 Hz values at f = 60 Hz figured in the GridVis software, the measurement ®... -
Page 82: Digital Inputs And Outputs
® The GridVis software is available for download from 3. Unit of user-defined value - ® our website (www.janitza.com). Depends on the value type. Optional entry of the unit for the value type “User-defined values”. 12.1 4 digital inputs 4. Scaling factor for the pulse/unit - The unit depends on the configured value type. - Page 83 UMG 801 Configuration of the digital inputs as pulse Since the pulse interval can be very large, continuous counters calculation of the measured or power values is not possible. Consequently, only average values are cal- All digital inputs can be operated with a frequency of culated.
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Page 84: Digital Outputs
UMG 801 www.janitza.com 12.2 4 digital outputs 1. Segment selection list Selection of the device (basic device/modules). The 4 digital outputs of the device are used to pro- 2. Measurement Group selection list - duce pulses for counting the energy consumption. - Page 85 UMG 801 Pulse output 2. Determine maximum connected load Example: The digital outputs can be used to output pulses Current transformer = 150/5 A for counting the active energy, apparent energy and Voltage L-N = max. 300 V reactive energy. To do so, a pulse is generated at the...
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Page 86: Analog Outputs
UMG 801 www.janitza.com 13. Analog outputs The device has an analog output which: Principle of analog output examples: · Supplies a current of up to 20 mA. Monitoring of voltage · Requires an external 24 V DC power supply for (output range 4 - 20 mA) operation. - Page 87 UMG 801 Assistant for configuration of the analog output (GridVis software) ® INFORMATION Information on configuring the analog output of your device can be found in the online help for the GridVis software. ®...
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Page 88: Commissioning
UMG 801 www.janitza.com 14. Commissioning 14.2 Measured voltage INFORMATION Connect measured voltage: Before commissioning, delete possible produc- 1. Connect the measured voltage to the terminals tion-related contents of the energy meters, minimum provided for this purpose (see section „7.4 Volt- and maximum values as well as recordings (for more age measurement“... -
Page 89: Measured Current
UMG 801 14.3 Measured current 14.4 Frequency measurement The device: For the measurement and calculation of measured · Measures current exclusively via current transform- values, the device requires the nominal or mains ers. frequency. The mains frequency can either be spec- ·... -
Page 90: Direction Of Rotary Field
UMG 801 www.janitza.com 14.5 Direction of rotary field 14.6 Fundamentals on the phasor diagram To determine the direction of the voltage rotating The phasor diagram graphically describes the phase field, refer to the “Phasor diagram” display: shift or phase angle between the voltage and the current. -
Page 91: Checking Of Voltage And Current Inputs By Means Of Phasor Diagram
UMG 801 With a combination of the states, the phase angle 14.7 Checking of voltage and current inputs by “current to voltage” can assume values between means of phasor diagram -90° and +90°. The phasor diagram can be used to check incorrect connections at the voltage and current inputs. -
Page 92: Checking Measurement
UMG 801 www.janitza.com 14.9 Checking the power measurement 14.12 Checking summation power 1. Short-circuit all current transformer outputs ex- If the meter correctly measures and displays all volt- cept one and check the indicated powers. ages, currents and powers for the respective phase 2. -
Page 93: Drag Indicator Function
UMG 801 14.13 Drag indicator function Time instant Time instant Time instant Time instant Average value Average value Average value Average value The "drag indicator" function of the measurement calculation calculation calculation calculation device records the 3 highest average values of mea-... - Page 94 UMG 801 www.janitza.com 2. External synchronization - synchronization by rising or falling edge at digital input 4 With the configuration "Synchronization by rising edge at digital input 4" or Synchronization by falling edge at digital input 4" , the drag indicator...
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Page 95: Drag Indicator - Measurement Device Display
UMG 801 14.13.2 Drag indicator - measurement device Drag pointer I #1 Basic device 1-4 display Value Date & Time As already described in the section „Drag indicator 2.200A 27.02.2023 11:38 function“ on page 93, the drag indicator function 27.02.2023 11:38 1.100A... -
Page 96: Resetting The Drag Indicator
UMG 801 www.janitza.com 14.13.3 Resetting the drag indicator 14.14 Average value - gridded and moving Use the menu Configuration > Reset > Min.-/Max.-/ The measurement device records average values Avg. to reset the minimum, maximum and average for the measured voltages, currents, powers and values as well as the drag indicator values. -
Page 97: Moving Average Value
UMG 801 14.14.3 Gridded and moving average in the Gridded averages allow you to compare the time GridVis software periods from several measurement devices that are ® synchronized. As already mentioned in section 14.14, the averaging interval (time base) and the type of averaging must Example of a 15 min. -
Page 98: Overview Of Measured Value And Meter Displays
UMG 801 www.janitza.com 15. Overview of measured value and meter displays INFORMATION The following measured-value and meter displays do not show a specific application and may differ depend- ing on the connection of your measurement device and the measuring environment, e.g. for measurements in 3 or 4-conductor networks (TN, TT and IT networks) or with connected current measuring modules, etc. - Page 99 UMG 801 Menu (Voltage) Menu Voltage Voltage Home Value Avg. Max. Phasor diagram L1-N 229.5V 229.2V 232.1V Voltage THD U L2-N 229.7V 229.4V 231.8V Current L3-N 230.0V 229.8V 232.0V Power Display "Voltage (LN)” L1-N, L2-N, L3-N with mean and maximum values.
- Page 100 UMG 801 www.janitza.com Menu (Current) Menu Home Phasor diagram Voltage Current Power Submenu (Current) Current Current Current Basic device 1-4 Value Avg. Max. Current Basic device 1-4 THD I Basic device 5-8 1.940A 1.940A 1.940A 1.940A 1.940A 1.940A 1.940A 1.940A 1.940A 0.001A...
- Page 101 UMG 801 Menu (Power) Menu Home Phasor diagram Voltage Current Power Submenu (Power summary) Power Power summary Power summary Basic device 1-4 Power summary Basic device 1-4 Active power Basic device 5-8 0.10kW -0.00kvar 0.19kVA Reactive power 0.10kW -0.00kvar 0.19kVA Apparent power 0.10kW...
- Page 102 UMG 801 www.janitza.com Submenu (Reactive power) Power Reactive power Reactive power Basic device 1-4 Power summary Basic device 1-4 Value Avg. Active power Basic device 5-8 -0.02kvar -0.01kvar Reactive power -0.02kvar -0.01kvar Apparent power -0.02kvar -0.01kvar Σ Power factor -0.06kvar -0.02kvar Display "Reactive power 1-4”...
- Page 103 UMG 801 Submenu (Power factor) Power Power factor Power factor Basic device 1-4 Power summary Basic device 1-4 cos(phi) Power factor Active power Basic device 5-8 0.984 0.513 Reactive power 0.985 0.513 Apparent power 0.985 0.513 Σ Power factor 0.985 0.981...
- Page 104 UMG 801 www.janitza.com Submenu (Reactive energy) Energy Reactive energy Reactive energy Basic device 1-4 Active energy Basic device 1-4 Sum L1..L3 Reactive energy Basic device 5-8 Inductive 0.9kvarh Apparent energy Capacitive 0.9kvarh Display "Reactive energy 1-4”, sum L1..L3, induc- tive and capacitive.
- Page 105 UMG 801 Menu (drag indicator) Menu Energy Drag pointer Multifunctional channels Digital I/O status Configuration Submenu (basic device 1-4) Drag pointer I #3 Basic device 1-4 Drag indicator current "I" Drag pointer Value Date & Time Drag pointer I #2...
- Page 106 UMG 801 www.janitza.com Submenu (basic device 5-8) Drag pointer Drag pointer I #3 Basic device 5-8 Drag indicator current "I" Basic device 1-4 Value Date & Time Drag pointer I #2 Basic device 5-8 Basic device 5-8 2.288A 27.02.2023 11:48 Value Date &...
- Page 107 UMG 801 Menu (Multifunction channels) Menu Energy Drag pointer Multifunctional channels Digital I/O status Configuration Submenu (current measurement) Display "Current measurement” for multifunction Multifunctional channels Current measurement channels 1-4 with current and maximum value Current measurement Value Max. Temperature 0.56mA 0.65mA...
- Page 108 UMG 801 www.janitza.com Submenu (RCM bar charts) RCM bar graphs RCM bar graphs 1 & 2 Multifunctional channels RCM bar graphs 1 & 2 Current measurement RCM 1 RCM bar graphs 3 & 4 Temperature [mA] 1000 2000 3000 4000 5000...
- Page 109 UMG 801 Menu (digital I/O status) Menu Digital I/O status Digital I/O status Basic device Energy Basic device Drag pointer Digital I/O status modules Multifunctional channels Digital I/O status Lorem ipsum Configuration Display of status messages of the basic device digital inputs and outputs.
- Page 110 UMG 801 www.janitza.com Menu (Diagnostics) Diagnostic No modules Menu There are no modules Identify all modules Drag pointer connected. Identify single modules Multifunctional channels Digital I/O status Configuration Diagnostic The display “Identify all modules” appears on the basic device only when modules are con-...
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Page 112: Connection Example
UMG 801 www.janitza.com 16. Connection example JanBus interface RJ45 RJ45 Ethernet A Ethernet B... -
Page 113: Dismounting
UMG 801 17. Dismounting 3. Remove the end brackets and, if applicable, also Dismounting the measurement device: the end brackets of connected module series. 1. Disconnect the system/measurement device 4. Unlock all bottom bolts of the measurement from the power supply before starting work! device. -
Page 114: Device Homepage
UMG 801 www.janitza.com 18. Device homepage The UMG 801 has an integrated web server, which · Create an "IP address whitelist" of legitimate, ver- displays a wide variety of data in a clear form on a ified devices that have access to the Modbus via device homepage. -
Page 115: Login
18.1.1 Login Default settings: · User name (unchangeable): admin To configure the measurement device or modules · Password: Janitza via the device homepage, you need the login data, consisting of an unchangeable user name and the INFORMATION corresponding password. Protect yourself from data misuse by changing... -
Page 116: Change Password
UMG 801 www.janitza.com 18.1.2 Change password After the first login, change the password in the "Change password" dialog box under the menu bar item "Settings". "Change password" dialog box under "Settings" menu bar item. -
Page 117: Measured Values" Menu Bar Item
· Login (blue) - opens the "Login" dialog box with an unchangeable User name (ad- min) and a place for the input of the password to the device homepage configuration. Login (blue) / Default settings: User name (unchangeable): admin - password: Janitza Logout (red) After the first login, change the password under "Settings"... -
Page 118: Events And Transients
COMTRADE format), depending on the time period set (Item 4). Display of events and transients sorted by the time periods: · The last 24 hours Period · The last 7 days buttons · The last 30 days · All Tab. UMG 801 homepage: Measured values > Events and transients... -
Page 119: Settings" Menu Bar Item
A = "dynamic" and B = "static" - see Sect. “11.2 Configuring Ethernet (TCP/IP)” on p. 66). NTP server Configuration of up to 6 NTP servers (standard server for time synchronization) fold-out dialog Tab. UMG 801 homepage: Settings... -
Page 120: Firmware Update
Description Selection field with upload button for a Firmware update of your measurement Firmware update device. The most up-to-date firmware for the UMG 801 can be found on the Janitza fold-out dialog homepage. Tab. UMG 801 homepage: Settings > Firmware update... -
Page 121: Whitelist (Modbus Port 502)
Configuration of a whitelist - a list of legitimate, verified devices that have access to the bus port 502) Modbus via the Ethernet interfaces of the UMG 801. fold-out dialog If no device is entered in the Whitelist , the "Whitelisting" feature is deactivated. Tab. UMG 801 homepage: Settings > Whitelist... -
Page 122: Information" Menu Bar Item
Device information Item Control element Description Device informa- Overview of the measurement device in your application with general information, infor- tion, UMG 801 mation about voltage transformer ratios and current transformer ratios. fold-out dialog Tab. UMG 801 homepage: Information > Device information... -
Page 123: Modbus Address List
The Download as csv file button in List of Modbus addresses (with the Download as csv file button). the Modbus ad- dress list window Tab. UMG 801 homepage: Information > Modbus address list 18.4.3 Imprint Item Control element Description Imprint... -
Page 124: Service And Maintenance
UMG 801 www.janitza.com 19. Service and maintenance The manufacturer, Janitza electronics GmbH, 19.2 Front panel foil and display subjects the device to various safety tests before Please note the following for the care and cleaning of delivery and marks it with a seal. -
Page 125: Device Adjustment
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 bat- tery! · Remove batteries only with non-conductive tools (e.g. -
Page 126: Error Messages
UMG 801 www.janitza.com 20. Error messages 20.1 Overrange The measuring range is exceeded if at least one of the voltage or current measurement inputs lies out- side its measuring range. ATTENTION Material damage due to disregard of the connec- tion instructions! Voltages and currents outside the permissible mea- suring range can destroy the device. -
Page 127: Procedure In The Event Of A Malfunction
UMG 801 20.2 Procedure in the event of a malfunction Failure mode Cause Remedy External fuse for the supply voltage has No display Replace fuse. tripped. No measured voltage connected. Connect measured voltage. No current display. No measured current connected. -
Page 128: Technical Specifications
UMG 801 www.janitza.com 21. Technical specifications 21.1 Technical data General Net weight 420 g (0.93 lb) Approx. B = 144 mm (5.67 in), H = 90 mm (3.54 in), Device dimensions D = 76 mm (2.99 in) Width in width units (TE) 8 TE Battery Type: Lithium CR2032, 3 V (UL1642 approval) Integrated memory 4 GB... - Page 129 UMG 801 Voltage measurement 480 V LN / 830 V LL (+/-10%) according to IEC Three-phase 4-conductor systems with rated voltages up to 347 V LN / 600 V LL (+/-10%) according to UL 830 V L-L (+/-10%) according to IEC 3-phase 3-conductor systems (grounded) with rated voltages up to...
- Page 130 UMG 801 www.janitza.com The device has, optionally, 4 multifunction channels, for use as · Residual current measurement inputs and/or temperature measurement inputs (mixed), · Additional system inputs (L1, L2, L3; N) Residual current measurement (RCM) Nominal current 30 mA eff Measuring range 0 ..
- Page 131 UMG 801 Cable length (digital inputs/outputs) Up to 30 m (32.81 yd) Unshielded Greater than 30 m (32.81 yd) Shielded Analog outputs 1 channel External supply max. 33 V DC Current 0/4...20 mA DC Update time 0.2 s Load max. 300 Ω Resolution 10 bit RS-485 interface...
- Page 132 UMG 801 www.janitza.com Connection capacity of the terminals (supply voltage) Connectible conductors. Only connect one conductor per terminal point! Single core, multi-core, fine-stranded 0.2 - 2.5 mm , AWG 26-12 Wire ferrules (non-insulated) 0.2 - 2.5 mm , AWG 26-12 - Recommended strip length - 10 mm (0.39 in)
- Page 133 UMG 801 Connection capacity of the terminals (digital inputs/outputs, analog output) Single core, multi-core, fine-stranded 0.2 - 1.5 mm , AWG 24-16 Wire ferrules (non-insulated) 0.2 - 1.5 mm , AWG 26-16 Wire ferrules (insulated) 0.2 - 1 mm , AWG 26-18 Tightening torque 0.2 - 0.25 Nm (1.77 - 2.21 lbf in)
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Page 134: Performance Characteristics Of Functions
UMG 801 www.janitza.com 21.2 Performance characteristics of functions Function Symbol Accuracy class Measuring range Display range Frequency 0.05 (IEC61557-12) 40 .. 70 Hz 40.00 .. 70.00 Hz Voltage U L-N 0.2 (IEC61557-12) 10 .. 720 V eff 0 .. 999 kV Voltage U L-L 0.2 (IEC61557-12) 18 .. -
Page 135: Parameter And Modbus Address List
21.3 Parameter and Modbus address list INFORMATION A standard Modbus address list with explanations of measured values and a formulary can be found in the download area at www.janitza.com. 21.4 Information on saving measured values and configuration data INFORMATION The device stores the following measured values every 5 minutes at the latest: ·... -
Page 136: Dimensional Drawings
UMG 801 www.janitza.com 22. Dimensional drawings · The figures are for illustration purposes only and are not to scale. · All dimensions in mm (in). INFORMATION In addition to the dimensional drawings in this user manual, also refer to the dimensional drawings in the usage... -
Page 137: Bus Connector
UMG 801 22.2 Bus connector Bus connector of the UMG 801 for mounting mod- ules: Contacts for inser- tion into the back of the device Sockets for the inser- tion of a module INFORMATION Observe Sect. “5. Mounting” on p. 30 when mounting the measurement device with bus connec- tor. - Page 138 UMG 801 www.janitza.com NOTES...
- Page 139 UMG 801 NOTES...
- Page 140 Vor dem Polstück 6 D-35633 Lahnau Support tel. +49 6441 9642-22 Email: info@janitza.com info@janitza.com | www.janitza.com Doc. no. 2.053.021.3.b | Date 07/2023 | Subject to technical alterations. The current version of the document can be found in the download area at www.janitza.com.