Satec PM172E Reference Guide

3
Table of Contents
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)
EH
.......................................................................................21
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
E
..................................................................................................25
Phase Energies
E
.................................................................................................25
V1/V12 Harmonic Distortions
EH
............................................................................25
V2/V23 Harmonic Distortions
EH
............................................................................26
V3/V31 Harmonic Distortions
EH
............................................................................26

Satec PM172E Specifications

General

Brand	Satec
Model	PM172E
Category	Measuring Instruments
Language	English