Omron G9SP-N20S - 9-4 Changing the Configuration Data

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RS-232C Serial Communications Section 7-2
Sample Ladder Programming for OMRON PLC
This section provides an example of programming to monitor Safety Input ter-
minal data of a G9SP-series Controller from an OMRON Standard PLC.
RS-232C Serial Communications Sequence
The G9SP-series Controller returns a response to the command sent from the
Standard PLC.
Standard PLC G9SP-series Controller
Sent command
Reception response
Receive processing
after 300 ms
Send processing
Receive processing
Send processing
Sent command
Reception response
Receive processing
Send processing
Send/receive processing
Send/receive processing
Receive processing
after 300 ms
Initialization