Satechi pm130e, Reference Manual

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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 Transaction Timing .......................................................................................... 9
2.6 Modbus Register Addresses ........................................................................... 10
2.7 Data Formats ................................................................................................. 10
2.7.1 16-bit Scaled Integer Format ................................................................................10
2.7.2 32-bit Long Integer Format...................................................................................11
2.7.3 32-bit Floating Point Format..................................................................................12
2.7.4 32-bit Modulo-10000 Format ................................................................................12
2.8 User Assignable Registers.............................................................................. 12
2.9 Password Protection ...................................................................................... 13
2.10 Data Recording and File Transfers ................................................................. 13
2.10.1 Log File Organization.....................................................................................13
Multi-section Files ............................................................................................... 13
Data Log File...................................................................................................... 14
Profile Data Log File ............................................................................................ 14
Real-time Waveforms .......................................................................................... 14
2.10.2 File Transfers................................................................................................14
Common File Transfer ......................................................................................... 14
Reading Multi-section Data Log Files...................................................................... 15
Reading Real-time Waveforms .............................................................................. 16
2.11 TCP Notification Client ................................................................................... 16
3 MODBUS REGISTER MAP ..............................................................................18
3.1 Modbus Setup Registers................................................................................. 18
Assignable Modbus Registers ................................................................................ 18
Assignable Registers Map..................................................................................... 18
Modbus Conversion Scales ................................................................................... 18
Device Data Scales ............................................................................................. 18
32-bit Register Type............................................................................................ 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
Digital Inputs ..................................................................................................... 21
Relay Outputs .................................................................................................... 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 Volt, Ampere and Power Demands ............................................................. 24
Total Energies
E
.................................................................................................. 25
Phase Energies
E
................................................................................................. 25
V1/V12 Harmonic Distortion
EH
.............................................................................. 25
V2/V23 Harmonic Distortion
EH
.............................................................................. 25
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