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FX Series PLC User's Manual - Data Communication Edition
Table of Contents
Remote Maintenance
1.  Outline I-3
1.1  Outline of System..........................................................................................................................I-3
1.1.1  Maintenance for programs in PLC.................................................................................................I-3
1.1.2  File transfer between personal computers (supported only by FXGP/WIN)..................................I-4
1.2  Procedures Before Operation .......................................................................................................I-5
1.3  Communication Type Applicability in PLC ....................................................................................I-6
1.3.1  Applicable versions........................................................................................................................I-6
1.3.2  Products whose production was stopped ......................................................................................I-6
1.4  Programming Tool Applicability.....................................................................................................I-7
1.4.1  Programming tool for setting modem connected to PLC............................................................... I-7
1.4.2  Programming software for remote maintenance ...........................................................................I-9
1.4.3  Cautions on using FXGP/WIN .....................................................................................................I-10
2.  Specifications I-11
2.1  Communication Specifications (Reference)................................................................................I-11
3.  System Configuration and Selection I-12
3.1  System Configuration.................................................................................................................. I-12
3.2  Setting Applicable FX PLC and Communication Equipment.......................................................I-13
3.3  Selecting Modem ........................................................................................................................I-16
3.3.1  List of modems whose operations are confirmed........................................................................I-17
4.  Wiring I-18
4.1  Wiring Procedure ........................................................................................................................I-18
4.2  Connection Diagram ...................................................................................................................I-18
5.  How to Setup Modems on the PLC Side I-19
5.1  Setting Using GX Developer .......................................................................................................I-19
5.1.1  Setting communication by way of RS-232C port ......................................................................... I-19
5.1.2  Modem initialization setting using parameter method ................................................................. I-21
5.1.3  Setting AT command for unregistered modem............................................................................I-23
5.2  Setting Using FXGP/WIN............................................................................................................I-26
5.2.1  Setting communication by way of RS-232C port ......................................................................... I-26
5.2.2  Modem initialization setting using parameter method ................................................................. I-27
5.2.3  Setting AT command for unregistered modem............................................................................I-28
5.3  Cautions on Use..........................................................................................................................I-30
6.  How to Setup Modems on the Personal Computer Side for Remote Access I-31
6.1  Setting Using GX Developer .......................................................................................................I-31
6.1.1  Registering AT command for connected modem ........................................................................I-31
6.1.2  Creating telephone directory (if necessary).................................................................................I-33
6.2  Setting Using FXGP/WIN............................................................................................................I-35
6.2.1  Registering AT command for connected modem ........................................................................I-35
6.2.2  Registering line connection destination ....................................................................................... I-38