Festo CPX-FB36 Electronics Description page 199

D. Modbus/TCP Objects of the CPX-FB36
I/O diagnostics interface
Read access
15 14 13 12
Result of last request
Data from the system table
Result of last request:
= 0: Wait
= 8000 : Request successful
h
> 8000
: Error
h
8001 : Write protection or operator unit has write access
h
8002 : Writing not permitted, reserved range
h
8003 : Internal error
h
Tab. D/28: I/O diagnostics interface - Read access
Festo P.BE-CPX-FB36-EN en 1309NH English
11 10 9 8
Information on the I/O diagnostics interface and examples of
its use can be found in the CPX system description in the
chapter "Diagnostics and error handling".
7 6 5 4 3 2 1 0
D-19