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janitza UMG 96-S2 User Manual

janitza UMG 96-S2
66 pages
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Janitza electronics GmbH
Vor dem Polstück 6
35633 Lahnau, Germany
Support tel. +49 6441 9642-22
e-mail: info@janitza.com
www.janitza.com
www.janitza.com
Doc. No. 2.062.019.0.f 03/2020
Energy Analyzer
UMG 96-S2
User Manual and Technical Data

Table of Contents

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janitza UMG 96-S2 Specifications

General IconGeneral
Device TypePower Quality Analyzer
Measurement CategoryCAT III 600 V
MountingDIN Rail
ProtocolsModbus RTU, Modbus TCP
DisplayLCD
AccuracyClass 0.5
Operating Temperature-10°C to +55°C
WeightApprox. 300 g
Current Input5 A or 1 A
Power MeasurementActive, Reactive, Apparent
Energy MeasurementActive, Reactive
Frequency Measurement45-65Hz
Harmonics AnalysisUp to 40th harmonic
Communication InterfacesRS485
Dimensions96 x 96 x 60 mm

Summary

General Information

Disclaimer

States that information products must be observed for safe operation and performance.

Copyright Notice

Details copyright ownership and prohibits duplication, processing, or distribution.

Technical Changes

Advises to match the manual to the device and refer to website for revisions.

About This User Manual

Provides contact information for questions, comments, or suggestions for improvement.

Defective Device/Disposal

Instructs to return defective devices and observe disposal regulations.

Safety

Presentation of Warning Notices and Safety Instructions

Explains warning notices, symbols, and danger levels for safe operation.

Danger Levels

Defines danger levels (DANGER, WARNING, CAUTION, ATTENTION, NOTE) with corresponding risks.

Product Safety

Product Safety

Confirms device compliance with safety rules but warns of potential dangers from misuse.

Dangers When Handling the Device

Highlights risks of property damage and personal injury due to incorrect handling.

Electrically Qualified Personnel

Specifies that only qualified personnel should work on electrical devices and systems.

Warranty in the Event of Damage

Explains that impermissible manipulation voids the warranty.

Product Description

Device Description

Details the intended use of the device for measuring electric values in building installations.

Incoming Goods Inspection

Outlines prerequisites for safe operation and inspection procedures upon delivery.

Intended Use

Specifies intended installation in switching cabinets, not vehicles or exposed areas.

Device Characteristics

Lists key specifications like installation depth, supply voltage, and frequency range.

Device Functions

Summarizes functions: voltage/current measurements, RS485 interface, and digital output.

Performance Features

Performance Features

Details general information and measurement capabilities, including uncertainty classes.

EC Declaration of Conformity

EC Declaration of Conformity

Indicates device compliance with directives and standards, with info available online.

Scope of Delivery

Lists items included in the product package, such as the device and terminals.

Available Accessories

Lists optional accessories like seals, mounting brackets, and interface converters.

Measurement Method

Explains the device measures effective values via a 10/12 period interval.

Operating Concept

Describes programming options via device keys, GridVis software, or RS485 interface.

GridVis Network Analysis Software

Highlights GridVis software as a tool for programming and reading measurement data.

Overview of Range of Functions

Overview of Range of Functions

Summarizes device functions like configuration, communication, digital output, and measured values.

Design of the Device

Front View - Display

Illustrates and labels the front panel components of the device display.

Rear View - Location of the Connections

Rear View - Location of the Connections

Shows and labels the rear panel connections and symbols, including safety warnings.

Labeling of the Device - Rating Plate

Labeling of the Device - Rating Plate

Details the information presented on the device's rating plate.

Assembly

Installation Location

Specifies installing the device in stationary, weather-protected front panels for air circulation.

Installation Position

Provides cut-out dimensions and ventilation distance requirements for installation.

Fastening

Describes the procedure for fastening the device using snap-on mounting brackets.

Network Systems

Network Systems

Explains network types (TN, TT) and rated voltages according to DIN EN 61010-1/A1.

Installation

Rated Voltages

Lists rated voltages and circuit diagrams for three-phase 4-conductor networks.

Disconnectors

Disconnectors

Advises providing a suitable disconnector for the supply voltage for de-energizing the device.

Supply Voltage

Explains the requirement for supply voltage and connection via plug-type terminals.

Voltage Measurement

Voltage Measurement

Details voltage measurement inputs, potential dangers, and connection requirements.

Voltage Swell

Describes voltage measurement inputs for low-voltage networks and overvoltage categories.

Mains Frequency

Explains the device's requirement for mains frequency and its range (45-65 Hz).

Voltage Measurement Connection Versions

Voltage Measurement Connection Versions

Illustrates connection versions for three-phase 4-conductor and single-phase 3-conductor systems.

Current Measurement

Current Measurement

States the device is approved for current measurement using current transformers only.

Current Measurement Connection Versions

Shows connection diagrams for current measurement in different network configurations.

Summation Current Measurement

Explains summation current measurement via two current transformers.

Ammeter

Describes connecting an ammeter in series to the UMG for current measurement.

Connection

Connection to a PC

Details common connection methods for PC communication using GridVis software.

RS485 Interface (Serial Interface)

Describes the RS485 interface, cable type, and connection capacity.

Shielding

Shielding

Provides guidelines for grounding and connecting cable shields for interface connections.

Termination Resistors

Explains the need for termination resistors at the start and end of RS485 segments.

Bus Structure

Bus Structure

Illustrates and explains bus structure, addressing, segment capacity, and repeaters.

Communication via the RS485 Interface with the Modbus RTU Protocol

Communication via the RS485 Interface with the Modbus RTU Protocol

Details Modbus RTU communication, setting ranges, functions, and transmission parameters.

Digital Output

Digital Output

Describes the isolated digital output for energy values and its S0 interface.

Pulse Output Function

Explains how the device sends pulses for energy amounts and configuration settings.

Pulse Output Connection Example

Provides a schematic diagram for connecting the pulse output.

Pulse Value (Parameter Address 102)

Pulse Value (Parameter Address 102)

Explains how to specify the pulse value based on connected load and desired pulse rate.

Pulse Length (Parameter Address 106) and Pulse Pause

Details pulse length settings and pulse pause characteristics.

Determining the Pulse Value

Guides on establishing pulse length and calculating the pulse value.

Operation and Button Functions

Operation

Describes device operation via liquid crystal display and two keys, distinguishing display and programming modes.

Button Functions

Button Functions

Illustrates button functions for display mode (scrolling) and programming mode (navigation).

Parameter (Addresses) and Measured Value Display

Parameter (Addresses)

Explains how to access parameters for device configuration via serial interface or keys.

"Parameter Address" Example Display

Shows an example of the device display for parameter addresses within an RS485 bus structure.

Measured Value Display

Describes measured value display profiles and automatic display change options.

Example of Measured Value Display

Illustrates an example of measured voltage display, showing L-N voltages and output status.

Configuration

Connecting the Supply Voltage

Instructs to connect supply voltage, check display, and observe safety precautions.

Programming Mode

Explains the device has a programming mode for setting current transformer, voltage transformer, and parameters.

Password Protection

Details how to program a user password to prevent accidental changes to configuration data.

Current Transformer and Voltage Transformer

Instructs to configure current and voltage transformer ratios for accurate measurements.

Programming the Current Transformer

Programming the Current Transformer

Provides a step-by-step guide for programming the primary and secondary current transformer ratios.

Programming the Voltage Transformer

Offers a step-by-step guide for programming the primary and secondary voltage transformer ratios.

Programming the Parameters

Programming the Parameters

Guides on accessing and programming parameter addresses, including device address and baud rate.

Setting the Device Address (Parameter Address 000)

Explains setting the unique device address for master/slave networks.

Setting the Baud Rate (Parameter Address 001)

Details setting the baud rate (e.g., 9.6, 19.2, 38.4 kbps) for RS485 communication.

Mean Values and Averaging Times (Parameter Address 040, 041 and 042)

Explains setting averaging times for current, power, and voltage measurements.

Deleting Min. and Max. Values (Parameter Address 506)

Deleting Min. and Max. Values (Parameter Address 506)

Describes how to delete minimum and maximum measured values from the device.

Measured Value Display, Automatic Display Change and Changeover Time (Parameter Address 037, 038, 039)

Refers to detailed description of display profiles and automatic changeover settings.

User Password (Parameter Address 050)

Explains activating and deactivating password protection and password entry.

Deleting the Energy Counter (Parameter Address 507)

Deleting the Energy Counter (Parameter Address 507)

Instructs on collectively deleting active, apparent, and reactive energy counter contents.

LCD Contrast (Parameter Address 035)

Explains LCD contrast settings for optimal viewing direction.

Serial Number (Parameter Address 911)

Describes the device's serial number display and its relation to the rating plate.

Software Release (Parameter Address 913)

Explains how the device software (firmware) status is identified.

Important Information for Configuration

Energy Counter

States the device has energy counters for active, apparent, and reactive energy.

Reading the Active Energy

Shows how active energy is displayed, including examples and units.

Harmonics and Harmonics Content

Defines harmonics and explains the device's requirement for mains frequency.

Phase Sequence

Phase Sequence

Explains how the device displays phase sequence and frequency, and how rotation fields are indicated.

Operating Hours Counter

Describes the operating hours counter that measures device recording time.

Commissioning

Connecting the Supply Voltage

Details connecting supply voltage, checking the display, and verifying voltage range.

Connecting the Measured Voltage

Explains connecting voltages above 300 VAC via transformer and checking displayed values.

Connecting the Measured Current

Details connecting current transformers, noting short-circuiting outputs and checking ranges.

Checking the Phase Sequence

Checking the Phase Sequence

Instructs to check the rotating field direction in the device's measured value display.

Checking the Phase Assignment

Explains how to verify correct phase conductor assignment to the current transformer.

Checking the Power Measurement

Guides on checking power measurement by short-circuiting current transformer outputs.

Checking the Measurement

Confirms correctly connected inputs produce accurate individual and sum power calculations.

Checking the Individual Powers

Details checks for correct phase conductor assignment and power display signs.

Checking the Sum Powers

Advises comparing device-measured sum powers with active and reactive power counters.

Measured Value Display and Automatic Display Change Profile

Measured Value Displays

Explains how measured values are sorted into profiles and appear one by one when a key is pressed.

Automatic Display Change Profile

Describes setting an automatically changing measured value display by programming a changeover time.

Programming Measured Value Displays via the GridVis® Software

Highlights GridVis software's utility for configuring measured value displays and change profiles.

Overview of Measured Value Displays - Display Profile 1-3

Overview of Measured Value Displays - Display Profile 1-3

Provides a comprehensive overview of measured values organized into three display profiles.

Overview of Automatic Display Change Profiles 1-3

Overview of Automatic Display Change Profiles 1-3

Presents an overview of automatic display change profiles, noting they depend on changeover time.

Connection Example

Connection Example

Illustrates a connection example for the UMG 96-S2 device, showing power, measurement, and communication.

Service and Maintenance

Repair and Calibration

States that repair and calibration may only be carried out by the manufacturer.

Front Film and Display

Provides instructions for cleaning the front film and display using soft cloths and approved cleaners.

Device Adjustment

Mentions devices are pre-adjusted and readjustment is not necessary under normal conditions.

Firmware Update

Explains firmware updates are executed using the GridVis® software.

Service

Advises contacting the manufacturer for questions not covered in the manual, providing required information.

Error Messages

Warnings

Describes warning errors that can be acknowledged and do not stop measurements.

Serious Errors

Indicates serious errors that require sending the device to the manufacturer for inspection.

Internal Error Cause Recognition

Explains how the device may recognize error causes and report them via error codes.

Exceeding the Measurement Range

Exceeding the Measurement Range

Defines measurement range exceedance and describes how it is indicated on the display.

Measurement Range Exceedance Parameter

Explains the coded error description format for measurement range exceedance parameters.

Procedure in the Event of Errors

Procedure in the Event of Errors

Provides a table of possible errors, their causes, and recommended remedies.

Technical Data

General Information

Lists general technical data including weight, impact resistance, and packaging details.

Transport and Storage

Provides information on free fall, temperature, and relative humidity for transport and storage.

Ambient Conditions During Operation

Specifies operating temperature, humidity, altitude, and installation requirements.

Supply Voltage

Details nominal and operating ranges for supply voltage, power consumption, and fuses.

Voltage Measurement

Lists specifications for voltage measurement, including category, surge, ranges, and resolution.

Current Measurement

Current Measurement

Specifies rated current, metering range, exceedance, resolution, and overvoltage category.

Serial Interface

Lists specifications for the RS485 Modbus RTU/slave interface, including speeds.

Digital Output

Details specifications for the digital output, including switching voltage, current, and pulse frequency.

Terminal Connection Capacity (Supply Voltage)

Specifies conductor sizes, sleeves, torque, and stripping length for supply voltage terminals.

Terminal Connection Capacity (Voltage Measurement)

Specifies conductor sizes, sleeves, torque, and stripping length for voltage measurement terminals.

Terminal Connection Capacity (Current Measurement)

Specifies conductor sizes, sleeves, torque, and stripping length for current measurement terminals.

Terminal Connection Capacity (Digital Interface)

Specifies conductor sizes, sleeves, torque, and stripping length for digital interface terminals.

Function Characteristics

Function Characteristics

Lists functions, symbols, accuracy classes, metering ranges, and display ranges for various measurements.

Parameter and Modbus Address List

Parameter and Modbus Address List

Explains the parameter list for operation settings and Modbus list for measured values.

Table 1 - Parameter List

Provides a detailed list of parameters, their addresses, formats, units, ranges, and default settings.

Table 2 - Modbus Address List (excerpt of the frequently required measured values)

Table 2 - Modbus Address List (excerpt of the frequently required measured values)

Lists Modbus addresses for frequently required measured values, including format, unit, and remarks.

Number Formats

Number Formats

Specifies number formats (short, ushort, int, uint, float) with size, minimum, and maximum values.

Note on Saving Measured Values and Configuration Data

Provides notes on saving measured values in non-volatile memory and immediate saving of config data.

Dimensional Drawings

Dimensional Drawings

Presents dimensional drawings of the device from rear, side, and bottom views, including cut-out size.

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