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Siemens 7SR12 Argus User Manual

Siemens 7SR12 Argus
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Chapter 4 - 7SR120 ยท Data Communications Definitions
ยฉ 2017 Siemens Protection Devices Limited Chapter 4 - Page 3 of 84
Contents
1. Introduction................................................................................................................5
2. Physical Connection..................................................................................................7
2.1 Introduction................................................................................................................................................ 7
2.2 USB Interface (COM2).............................................................................................................................. 8
2.3 RS485 Interface (COM1)...........................................................................................................................8
3. IEC 60870-5-103 Definitions................................................................................... 11
3.1 Introduction...............................................................................................................................................11
3.2 Cause of Transmission............................................................................................................................12
3.3 Application Service Data Unit (ASDU) Type........................................................................................... 13
3.4 Point List..................................................................................................................................................14
3.4.1 Event Function (FUN) & Information (INF) Numbers................................................................14
3.4.2 Measurands............................................................................................................................... 27
3.4.3 Disturbance Recorder Actual Channel (ACC) Numbers........................................................... 27
4. MODBUS Definitions...............................................................................................29
4.1 Introduction...............................................................................................................................................29
4.2 MODBUS Register Data Types...............................................................................................................30
4.2.1 FLOAT_IEEE_754..................................................................................................................... 30
4.2.2 FP_32BITS_3DP....................................................................................................................... 31
4.2.3 UINT32.......................................................................................................................................31
4.2.4 UINT16.......................................................................................................................................31
4.2.5 EVENT.......................................................................................................................................32
4.2.6 EVENTCOUNT.......................................................................................................................... 33
4.2.7 TIME_METER............................................................................................................................33
4.2.8 STR32 & STR64....................................................................................................................... 33
4.2.9 BITSTRING................................................................................................................................33
4.3 Point List..................................................................................................................................................35
4.3.1 Coils (Read Write Binary values)..............................................................................................35
4.3.2 Inputs (Read Only Binary values)............................................................................................. 36
4.3.3 Input Registers (Read Only Registers)..................................................................................... 40
4.3.4 Holding Registers (Read Write Registers)................................................................................ 43
5. DNP3 Definitions.....................................................................................................47
5.1 Device Profile...........................................................................................................................................47
5.2 Implementation Table.............................................................................................................................. 50
5.3 Point List..................................................................................................................................................56
5.3.1 Binary Input Points....................................................................................................................56
5.3.2 Double Bit Input Points............................................................................................................. 61
5.3.3 Binary Output Status Points and Control Relay Output Blocks.................................................62
5.3.4 Counters.................................................................................................................................... 67
5.3.5 Analog Inputs.............................................................................................................................68
5.4 Additional Settings...................................................................................................................................72
6. Not Applicable......................................................................................................... 73
7. IEC61850 Protocol Support.................................................................................... 75
7.1 Introduction...............................................................................................................................................75
8. Serial Modems........................................................................................................ 77

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Siemens 7SR12 Argus Specifications

General IconGeneral
BrandSiemens
Model7SR12 Argus
CategoryProtection Device
LanguageEnglish

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