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Landis+Gyr ZMQ202 User Manual

Landis+Gyr ZMQ202
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H 71 0200 0215 f en
Electricity Meters IEC
HIGH PRECISION METERING
Landis+Gyr Qualigrid
ZMQ202 / ZFQ202
USER MANUAL

Table of Contents

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Landis+Gyr ZMQ202 Specifications

General IconGeneral
Voltage230V
Frequency50Hz
MountingDIN Rail
DisplayLCD
Operating Temperature-25°C to +55°C

Summary

Revision History

About this Document

Range of validity

Manual applies to specified meters.

Purpose

Contains information required for meter application.

Target group

Intended for technically qualified personnel.

Type designation

Explains conventions for meter type names.

Safety

1.1 Safety Information

Draws attention to danger levels and pictographs.

1.2 Application

Describes intended uses of the ZxQ meter.

1.3 Responsibilities

Outlines responsibilities of meter owner and personnel.

1.4 Safety Regulations

Lists essential safety rules to be observed.

Description of Unit

2.1 Features

Highlights key features and benefits of the ZxQ meter.

2.2 Block Schematic Diagram

Visual representation of meter components and connections.

Inputs

Details available input signals like voltage and current.

Outputs

Lists meter outputs like LCD, LEDs, and interfaces.

Measuring System

2.3.1 Input Signals

Identifies analogue input signals for current and voltage.

2.3.2 Input Circuits

Explains voltage and current input circuit operations.

2.3.3 Analogue-Digital Converter

Describes conversion of analogue signals to digital values.

2.3.4 Signal Processor

Details calculation of digital raw data by the signal processor.

Microprocessor

2.4.1 Data Provided by the Microprocessor

Lists measured quantities calculated by the microprocessor.

netenergy (C.6)

Lists measured quantities for netenergy function.

enerflex (C.8)

Lists measured quantities for enerflex function.

2.4.2 Calculation of Measured Quantities

Explains calculation of active and reactive energy.

Tariff Control

Allocation to the four quadrants

How reactive energy is allocated to four quadrants.

Calendar Clock

Several times per day

Describes clock adjustment at regular intervals.

Once per day

Describes clock adjustment once daily.

2.6.2 Adjsuting the Calendar Clock via Communication

How to adjust clock via central station.

2.6.3 Handling the Deviations

Explains effects of time deviation on clock adjustment.

Registers

Memory

2.8.1 Load Profile

Describes saving register statuses to load profile.

2.8.2 Event Log

Explains storage of sporadic events.

Power Supply

Additional Power Supply

Transmitting Contacts Module

Communication Unit (Option)

Software Tools

Mechanical Description

Wall-mounting f6

Illustrates components of wall-mounting setup.

Rack-mounting f9

Illustrates components of rack-mounting setup.

Usage of Seals

Details sealing types for wall and rack mounting.

3.1 Manufacturer's Seal

Explains securing of meter after assembly and testing.

3.2 Verification Seal

Explains securing after measuring capability verification.

3.3 Utility's Seals

Details seals applied after preparation for use.

3.4 Face Plate f6

Details the face plate behind the front window.

3.5 Information Plate f6

Details the information plate on the hinged front door.

3.6 Terminal Connection Diagram f6

Specifies meter connection on the back of the face plate.

3.7 Face and Information Plate f9

Details plates on the front cover for f9 mounting.

3.8 Connection Diagram f9

Specifies meter connection on the top of the case.

3.9 Dimension Diagrams f6

Shows physical dimensions for f6 mounting.

3.10 Dimension Diagrams f9

Shows physical dimensions for f9 mounting.

3.11 Mounting f6

Instructions for mounting the f6 meter.

Installation / De-installation

4.1 Prerequisites

Lists essential requirements before installation.

Connect f6

4.2.1 Terminal Connection Diagram

Details the terminal connection diagram for f6.

4.2.2 Terminal Layout

Shows the terminal layout for f6 connectors.

4.2.3 Procedure

Step-by-step instructions for connecting f6.

Connect f9

4.3.1 Plug Connection Diagram

Details the plug connection diagram for f9.

4.3.2 Terminal Layout

Shows the terminal layout for f9 connectors.

4.3.3 Procedure

Step-by-step instructions for connecting f9.

Installation Check

4.4.1 Check Procedure

Procedures to verify correct installation.

4.4.2 Set Date and Time

Instructions for setting meter date and time.

4.4.3 Set Battery Low Indicator

Instructions for setting battery low indicator.

Sealing

Disconnect f6

4.6.1 Procedure

Step-by-step instructions for disconnecting f6.

Disconnect f9

4.7.1 Procedure

Step-by-step instructions for disconnecting f9.

Operation

5.1 Operating Elements

Identifies physical controls and indicators on the meter.

5.1.1 Display

Explains the LCD display and its segments.

Object identification system

Explains OBIS code structure for data identification.

5.1.2 Display Buttons

Details functions of Up and Down buttons.

5.1.3 Optical Interface

Describes interface for data readout and setting.

5.1.4 Optical Test Outputs

Explains green optical outputs for testing.

5.1.5 Alarm LED

Explains the red LED indicating meter malfunction.

Operating Menu

5.2.1 Select Display Menu

Guides selection of different display views.

5.2.2 Display List

Describes viewing certified values in lists.

5.2.3 Load Profile

Details how to view recorded load profile data.

5.2.4 Event Log

Explains how to access and interpret event log entries.

5.2.5 Register Snapshots

How to view saved register values.

5.2.6 Losses

Information on loss measurement availability.

5.2.7 Grid Diagnostic

How to access grid diagnostic information.

Meter Operation in Systems

5.3.1 Remote Meter Reading in Energy Production Applications

Meter use in production/transmission networks.

5.3.2 Types of Communication

Lists various communication methods.

5.3.3 Communication Units

Describes different communication unit types.

5.3.4 MAP 120 Service Tool

Explains the MAP 120 tool's lifecycle support.

Service

6.1 Alarm Reset Button

Location and functions of the alarm reset button.

6.2 Service Menu

Overview of the meter's service menu structure.

6.2.1 Select Service Menu

Steps to navigate the service menu.

6.2.2 Service List

How to access and view service list entries.

6.2.3 Installation Diagnostic List

Accessing and viewing installation diagnostics.

6.2.4 Test Mode

How to select measuring values for optical test output.

6.2.5 Set Battery Low Indicator

Setting the battery low indicator on/off.

Errors

6.3.1 Fatal Errors

Identifies errors preventing measurement function.

6.3.2 Alarms

Describes internal meter errors affecting data accuracy.

6.3.3 Operational Indications

Details internal/external conditions causing indications.

Repair

Maintenance

Meter Tests

Periodic accuracy checks according to standards.

7.1.4 Test Mode

Selects values for optical test output.

7.1.5 No Load Test

Procedure for testing meter at no load.

7.1.6 Starting Load for Active Energy

Procedure for testing with starting active load.

7.1.7 Starting Load for Reactive Energy

Procedure for testing with starting reactive load.

Set Time & Date, ID Numbers, Battery Time

7.3 Change Battery

Procedures for changing the battery.

7.3.1 When to Change Battery

Conditions indicating battery replacement.

7.3.2 How to Change Battery

Step-by-step guide for battery replacement.

Change Communication Unit

7.4.1 When to Change Communication Unit

Reasons for changing the communication unit.

7.4.2 How to Change Communication Unit

Procedures for changing the communication unit.

Disposal

8.1 Components

Guidelines for disposing of meter components.

8.2 Meters

Guidelines for disposing of the meter as a complete unit.

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