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FX Series PLC User's Manual - Data Communication Edition
Non-Protocol Communication (RS/RS2 Instruction)
1. Outline
1.1 Outline of System.........................................................................................................................F-3
1.2 Procedures Before Operation ......................................................................................................F-5
1.3 Communication Type Applicability in PLC ...................................................................................F-6
1.3.1 Applicable versions.......................................................................................................................F-6
1.3.2 Products whose production was stopped .....................................................................................F-7
1.4 Programming Tool Applicability....................................................................................................F-7
1.4.1 For applicable versions.................................................................................................................F-7
1.4.2 For non-applicable versions (setting an alternative model) ..........................................................F-9
2. Specifications
2.1 Communication Specifications (Reference) ...............................................................................F-10
2.2 Data Communication Specifications ..........................................................................................F-11
2.2.1 Communication type applicability in PLC ...................................................................................F-11
2.3 Number of Transfer Data ...........................................................................................................F-12
3. System Configuration and Selection
3.1 System Configuration.................................................................................................................F-13
3.2 Applicable FX PLC and Communication Equipment..................................................................F-14
3.2.1 For communication in accordance with RS-232C ......................................................................F-14
3.2.2 For communication in accordance with RS-485. ........................................................................F-18
4. Wiring
4.1 Wiring Procedure .......................................................................................................................F-21
4.2 Selecting Cables and Terminal Resistors ..................................................................................F-22
4.2.1 Twisted pair cable.......................................................................................................................F-22
4.2.2 Connecting cables ......................................................................................................................F-23
4.2.3 Connecting terminal resistors .....................................................................................................F-24
4.3 Connection Diagram ..................................................................................................................F-25
4.3.1 Connector pin arrangement in communication equipment operating in accordance with
RS-232C ................................................................................................................................F-25
4.3.2 Wiring for communication in accordance with RS-232C ............................................................F-25
4.3.3 Wiring for communication in accordance with RS-485 ...............................................................F-26
4.3.4 One-pair wiring ...........................................................................................................................F-26
4.3.5 Two-pair wiring ...........................................................................................................................F-26
4.4 Grounding ..................................................................................................................................F-27
5. Communication Setting in FX Programmable Controller
5.1 Communication Setting Method Mechanism..............................................................................F-28
5.2 Communication Setting Using Parameter Method (GX Developer) ...........................................F-29
5.2.1 Operating procedure...................................................................................................................F-29
5.3 Communication Setting Using Parameter Method (FXGP/WIN)................................................F-31
5.3.1 Operating procedure...................................................................................................................F-31
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Table of Contents
F-3
F-10
F-13
F-21
F-28
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