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Chapter 7 XGT Dedicated Communication
7-39
Note
1) Baud rate is communication speed between PC and modem. Modem communication speed means
communication speed between modem and other modem and it is determined automatically according to
quality of airline and partner modem’s speed.
2) XG5000 remote connection should use RS-232C channel. Set ‘RS-232C dial-up modem and write it to XGT
Cnet I/F module and reset the module. Other setting is same.
3) After remote connection, the user can use the online menu like local connection. (Download/upload/monitor
etc.)
PLC control through modem is affected by quality of modem and condition of telephone line. If condition of
telephone line is bad, connection is disconnected. At this time, don’t try re-connection. Wait about 30s and retry.
7.5.3 Communication procedure between PLC and dial up modem
Communication procedure between PLC and dial up modem is as follows.
Note
(1) Initial command of dial-up modem may be different according to producer. When using communication by
using modem, refer to manual of modem.
Summary of Contents for XGL-C22A
Page 172: ...Chapter 8 Modbus Communication 8 23 ...
Page 246: ...Chapter 10 Program Examples 10 40 XG 5000 program Sequence Program 1 2 3 4 ...
Page 247: ...Chapter 10 Program Examples 10 41 Sequence Program 5 6 ...
Page 289: ...Appendix A 23 Sub procedure module When port open event occurs perform the next module ...
Page 291: ...Appendix A 25 The lower code shows BCC check setting ...