Table Of Contents - Satec PM172P Reference Manual

1 GENERAL ..........................................................................................................8
2 MODBUS PROTOCOL IMPLEMENTATION......................................................9
2.1 Transmission Modes......................................................................................... 9
2.2 Address Field ................................................................................................... 9
2.3 Function Field .................................................................................................. 9
2.4 Exception Responses........................................................................................ 9
2.5 Modbus Register Addresses ............................................................................. 9
2.6 Data Formats ................................................................................................. 10
2.6.1 16-bit Scaled Integer Format ............................................................................. 10
2.6.2 32-bit Long Integer Format................................................................................ 11
2.6.3 32-bit Modulo-10000 Format.............................................................................. 12
2.7 User Assignable Registers.............................................................................. 12
2.8 Password Protection ...................................................................................... 12
2.9 Data Recording and File Transfers ................................................................. 13
2.9.1 Log File Organization ........................................................................................ 13
Multi-section Files ............................................................................................... 13
Data Log Files .................................................................................................... 13
Profile Data Log File ............................................................................................ 14
Waveform Log Files............................................................................................. 14
2.9.2 File Transfers................................................................................................... 14
Common File Transfer ......................................................................................... 14
Reading a Profile Log File ..................................................................................... 15
Reading Waveform Files....................................................................................... 15
Reading Real-time Waveforms .............................................................................. 16
2.10 TCP Notification Client ................................................................................... 16
3 MODBUS REGISTER MAP ..............................................................................18
3.1 Modbus Setup Registers ................................................................................. 18
Modbus Assignable Registers ................................................................................ 18
Assignable Registers Map ..................................................................................... 18
Modbus Conversion Scales ................................................................................... 18
Device Data Scales ............................................................................................. 18
3.2 16-bit Scaled Analog Registers and Energy Counters - Basic Register Set ..... 19
3.3 16-bit Scaled Analog Registers, Binary Registers and Counters ..................... 21
None................................................................................................................. 21
Special Inputs .................................................................................................... 21
Event Flags (bitmap)
Digital Inputs (bitmap) ........................................................................................ 21
Relay Outputs (bitmap) ....................................................................................... 21
Counters ........................................................................................................... 21
1-Cycle Phase Values .......................................................................................... 21
1-Cycle Total Values............................................................................................ 22
1-Cycle Auxiliary Values ...................................................................................... 22
Phasor .............................................................................................................. 22
1-Second Phase Values........................................................................................ 23
1-Second Total Values ......................................................................................... 23
1-Second Auxiliary Values .................................................................................... 24
Present Harmonic Demands.................................................................................. 24
Present Volt, Ampere and Power Demands ............................................................. 24
Total Energies
Phase Energies
V1/V12 Harmonic Distortions
V2/V23 Harmonic Distortions
V3/V31 Harmonic Distortions

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