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A43/A44 2 2CMC48001M0201

User Manual Revision: C

A43/A44

User Manual

Document ID: 2CMC484001M0201

Revision: C

2018-09-26

Main Page

Table of Contents5
Product Overview9
Meter Parts10
Meter Types12
Installation15
Mounting the Meter16
Environmental Considerations18
Installing the Meter19
Configuring the Meter20
Wiring Diagrams21
Direct Connected Meters21
Transformer Connected Meters Without Voltage Transformer22
Transformer Connected Meters with Voltage Transformer23
Inputs/Outputs24
Communication25
User Interface26
Display27
Meter Settings32
Settings and Configurations33
Setting Date33
Setting Time34
Setting Ratios34
Setting Wires34
Setting Pulse Output34
Setting I/O35
Setting Alarm36
Setting Currency/Co38
Setting M-Bus38
Setting RS-48538
Setting IR Side39
Setting Upgrade Consent42
Setting Pulse LED42
Setting Tariff42
Setting Previous Values43
Setting Load Profile43
Setting Demand44
Resetting Resettable Registers44
Technical Description45
Energy Values46
Instrumentation48
Harmonics50
Measuring Harmonics52
Alarm54
Inputs and Outputs56
Tariff Inputs56
Pulse Outputs57
Pulse Frequency and Pulse Length57
Internal Clock60
Logs62
System Log62
Event Log63
Net Quality Log64
Audit Log64
Settings Log65
Event Codes65
Demand67
Previous Values70
Load Profile72
Technical Data76
Technical Specifications77
Physical Dimensions81
Measurement Methods82
Measuring Energy83
Single Phase, 1-Element Metering86
3-Phase, 2-Element Metering88
3-Phase, 3-Element Metering90
Service & Maintenance96
Service and Maintenance97
Communication with Modbus98
Bus Description99
About the Modbus Protocol100
Function Code 3 (Read Holding Registers)100
Function Code 16 (Write Multiple Registers)103
Function Code 6 (Write Single Register)104
Exception Responses105
Reading and Writing to Registers106
Mapping Tables108
Historical Data119
Quantity Identifiers122
Previous Values127
Reading Previous Values129
Demand132
Reading Demand134
Event Logs136
Reading Event Logs139
Load Profile140
Reading Load Profile142
Configuration143
Previous Values143
Demand144
Load Profile148
Alarms149
Inputs and Outputs153
Tariffs156
Daylight Savings Time165
Communication Examples168
Reading Energy Values168
Reading Instrumentation Values169
Writing Parameters170
Communication with M-Bus172
Bus Description174
Protocol Description175
Telegram Format181
Field Description181
Value Information Field Codes189
Standard VIF Codes189
Standard Codes for VIFE Used with Extension Indicator Fdh189
Standard Codes for VIFE190
First Manufacturer Specific VIFE-Codes190
VIFE-Codes for Reports of Record Errors (Meter to Master)192
VIFE-Codes for Object Actions (Master to Meter)192
2:Nd Manufacturer Specific VIFE Followed after VIFE 1111 1000 (F8 Hex)192
2:Nd Manufacturer Specific VIFE Followed after VIFE 1111 1001 (F9 Hex)192
Communication Process193
2:Nd Manufacturer Specific VIFE Followed after VIFE 1111 1110 (FE Hex)193
Selection and Secondary Addressing196
Standard Readout of Meter Data197
Example of the 1St Telegram (All Values Are Hexadecimal)197
Example of 2Nd Telegram (All Values Are Hexadecimal)201
Example of 3Rd Telegram (All Values Are Hexadecimal)205
Example of the 4Th Telegram (All Values Are Hexadecimal)210
Example of the 5Th Telegram (All Values Are Hexadecimal)214
Example of the 6Th Telegram (All Values Are Hexadecimal)216
Example of the 7Th Telegram (All Values Are Hexadecimal)220
Example of the 8Th Telegram223
Example of the 9Th Telegram226
Special Readout of Meter Data229
Readout of Load Profile Data230
Examples of Readouts of Load Profile Data235
Readout of Demand Data238
Examples of Readouts of Demand Data239
Readout of Previous Values244
Examples of Readouts of Previous Values246
Readout of Event Log Data249
Example of Readout of Log Data251
Readout of Current Harmonics255
Examples of Readouts of Current Harmonics Data256
Readout of Voltage Harmonics265
Examples of Readout of Voltage Harmonics Data266
Sending Data to the Meter274
Set Tariff274
Set Primary Address275
Change Baud Rate275
Reset Power Fail Counter276
Set Current Transformer (CT) Ratio - Primary Current276
Set Voltage Transformer (VT) Ratio - Primary Voltage277
Set Current Transformer (CT) Ratio - Secondary Current277
Set Voltage Transformer (VT) Ratio - Secondary Voltage278
Select Status Information278
Reset of Stored State for Input 1279
Reset of Stored State for Input 2279
Reset of Stored State for Input 3280
Reset of Stored State for Input 4280
Reset of Input Counter 1281
Reset of Input Counter 2281
Reset of Input Counter 3282
Reset of Input Counter 4282
Set Output 1283
Set Output 2283
Set Output 3284
Set Output 4284
Reset Power Outage Time285
Send Password285
Set Password285
Set Date and Time286
Set Date287
Reset Demand, Previous Values, Load Profile and Logs287
Reset Resettable Active Energy Import288
Reset Resettable Active Energy Export288
Reset Resettable Reactive Energy Import289
Reset Resettable Reactive Energy Export289
Freeze Demand290
Set Write Access Level290
Set Tariff Source291
Set CO2 Conversion Factor291
Set Currency Conversion Factor292
Troubleshooting293
Error, Warnings and Information Codes294

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