Table of Contents
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1MRS756445
Issued: 21.12.2007
Version: G/13.3.2015
COM600 series, Version 4.1
Modbus TCP Master (OPC) User's Manual
Contents:
1.
About this manual .................................................................................. 7
1.1.
Copyright ........................................................................................ 7
1.2.
Disclaimer ..................................................................................... 7
1.3.
Conformity ..................................................................................... 8
1.4.
Trademarks .................................................................................... 8
1.5.
General .......................................................................................... 8
1.6.
Document conventions .................................................................. 9
1.7.
Use of symbols .............................................................................. 9
1.8.
Terminology .................................................................................. 10
1.9.
Abbreviations ............................................................................... 11
1.10. Related documents ...................................................................... 13
1.11. Document revisions ..................................................................... 13
2.
Introduction ........................................................................................... 14
2.1.
General about the COM600 series .............................................. 14
2.2.
Functional overview ..................................................................... 14
2.3.
Modbus OPC Server features ...................................................... 15
3.
Configuration ........................................................................................ 17
3.1.
About this section ......................................................................... 17
3.2.
Overview of configuration ............................................................ 17
3.3.
Building object tree ...................................................................... 19
3.3.1.
General about building object tree ................................ 19
3.3.2.
Adding Gateway object ................................................. 19
3.3.3.
Adding OPC Server object ............................................ 19
3.3.4.
Adding Subnetwork objects .......................................... 20
3.3.5.
Adding Modbus IED objects .......................................... 20
3.3.6.
Adding Logical Device objects ...................................... 21
3.3.7.
Adding Logical Node objects ........................................ 21
3.3.8.
Adding data objects ...................................................... 21
3.4.
Configuring objects ...................................................................... 21
3.4.1.
General about configuring objects ................................ 21
3.4.2.
Configuring Modbus TCP OPC Server properties ........ 22
3.4.3.
Configuring Modbus OPC Server Subnetwork
properties ...................................................................... 23
3.4.4.
Configuring Modbus TCP Device .................................. 24
3.4.5.
Configuring Logical Device properties .......................... 25
3.4.6.
Configuring Logical Node properties ............................. 26
3.4.7.
Configuring data objects for internal OPC data ............ 26
3.4.7.1.
3.4.7.2.
3.4.7.3.
General about configuring data objects for
Internal OPC Data ...................................... 26
Integer status (INS) ................................... 27
Controllable single point (SPC) for OPC
internal data ................................................ 27
3
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