PLC diagnostics
Displays the FX PLC error message, error code, and step at which the error occurred.
Operation
[PLC diagnostics]
OP
PLC diagnostics screen
The following describes the contents displayed on the PLC diagnostics screen and the function of on-screen key.
■Displayed contents
1)
No.
Item
1)
Error message
2)
Detail
3)
Step
Error details
For details of the FX PLC errors, refer to the following.
Programming manual for the FXCPU used
28 GOT SELF CHECK (DEBUG)
368
28.2 FX List Editor
GO
OP
Select [PLC diagnostics] with
GO
2)
3)
Display contents
Displays the error message. (I/O configuration error/PLC hardware error/PC/HPP communication error/Serial communication
error/Parameter error/Syntax error/Circuit error/Operation error)
Displays the error code.
Displays the step number in the sequence program at which the error occurred.
(This is displayed only for a syntax error, circuit error, or operation error.)
or