GE Multilin PQM - Page 274

GE Multilin PQM

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7–94 PQM POWER QUALITY METER – INSTRUCTION MANUAL

MODBUS MEMORY MAP CHAPTER 7: MODBUS COMMUNICATIONS

Courtesy of NationalSwitchgear.com

Table of Contents

Table of Contents5
Description11
Introduction11
Feature Highlights12
Applications13
Standard Features15
- Metering15
- Future Expansion16
- Optional Features16
- Enervista PQM Setup Software21
- Order Codes22
Specifications23
- Mounting29
Physical29
- Product Identification30
- Revision History31
Electrical33
- External Connections33
- Control Power43
- Vt Inputs43
- Ct Inputs43
- Output Relays44
- Switch Inputs (Optional)44
- Analog Outputs (Optional)46
- Analog Input (Optional)47
- Rs485 Serial Ports47
- Rs232 Front Panel Port49
- Dielectric Strength Testing50
- Front Panel & Display51
- Display52
Status Indicators53
- Description53
- Status53
- Communicate53
- Relays54
Keypad55
- Description55
- Setpoint Key55
- Actual Key55
- Store Key55
- Reset Key56
- Message Keys56
- Value Keys57
- Data Entry Methods57
- Setpoint Access Security58
Default Messages59
- Description59
- Adding a Default Message59
- Deleting a Default Message59
- Introduction61
S1 Pqm Setup63
- Description63
- Preferences63
- Setpoint Access64
- Rs485/Rs232 S P67
- Clock69
- Calculation Parameters70
- Clear Data72
- Event Recorder74
- 4.2.10 Trace Memory75
- Programmable Message78
- Product Options80
S2 System Setup81
- Current/Voltage Configuration81
- Analog Outputs84
- Analog Input89
- Switch Inputs91
- Pulse Output93
- Pulse Input94
- Data Logger96
S3 Output Relays97
- Description97
- Alarm Relay97
- Auxiliary Relays98
S4 Alarms/Control99
- Current/Voltage Alarms99
- Total Harmonic Distortion105
- Frequency106
- Power Alarms107
- Power Factor111
- Demand Alarms112
- Pulse Input114
- Time115
- Miscellaneous Alarms117
S5 Testing118
- Test Output Relays & Leds118
- Current/Voltage Simulation119
- Analog Outputs Simulation120
- Analog Input Simulation121
- Switch Inputs Simulation122
- Factory Use Only122
Actual Values Viewing123
- Current125
A1 Metering125
- Voltage127
- Phasors129
- Power131
- Energy136
- Demand138
- Frequency139
- Pulse Counter140
- Analog Input141
A2 Status143
- Alarms143
- Switch Status145
- Clock146
- Programmable Message146
A3 Power Analysis146
- Power Quality147
- Total Harmonic Distortion148
- Data Logger149
- Event Recorder150
A4 Product Info155
- Software Versions & Model Information155
- Overview157
Introduction157
- Hardware Configuration158
Enervista Pqm Setup Installation160
- Checking if Installation/Upgrade Is Required160
- Configuring Ener Vista Pqm Setup Communications162
Enervista Pqm Setup Menus164
- Description164
Upgrading Firmware165
- Description165
- Save/Print PQM Setpoints to a File165
- Loading New Firmware into the Pqm165
- Firmware Upgrade Recovery167
- Loading Saved Setpoints into the Pqm169
Using Enervista Pqm Setup170
- Entering Setpoints170
- Viewing Actual Values171
- Setpoint Files171
- Getting Help171
Power Analysis173
- Harmonic Analysis174
- Trace Memory176
- Data Logger178
Communications181
- Modbus Protocol181
- Overview181
- Data Format & Data Rate182
- Data Packet Format182
- Error Checking183
- Algorithm183
- Timing184
Modbus Functions185
- Value186
- C Ommand188
- Function Code 07 - Read Device Status190
- Function Code 16 - Performing Commands193
- Error Responses195
Modbus Memory Map196
- Memory Map Information196
- User-Definable Memory Map196
- Pqm Memory Map197
- Memory Map Data Formats252
- Data Format252
- Analog Output Parameter Range272
8: Dnp Dnp 3.0 Protocol278
- Implementation Table278
- Default Variations280
- Internal Indication Bits280
- Binary Input / Binary Input Change Point List281
- Binary Output / Control Relay Output Point List283
- Point List for Analog Input/Output Change285
- Point List for Counters295
Warranty309
10.2 Table of Revisions310
- Revisions 1605-0003-Ch310
- 1605-0003-Cj310
- Appendix: Application Event Recorder319
Notes Interfacing Using Hyperterminal319
Phasors Implementation322
Triggered Trace Memory324
Pulse Output Application325
Data Logger Implementation327
Reading Long Integers from Memory Map332
Pulse Input Application334
Pulse Totalizer Application336

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