Diagnostics Via Modbus Tcp - Festo CPX-FB36 Electronics Description

4. Diagnostics
Possible sequence of diagnostics
1. Check to see if there are diagnostic data
available
2. Ascertain the number of the module in which
an error has occurred
3. Ascertain relevant module diagnostic data
Tab. 4/19: Possible sequence of diagnostics
4.6

Diagnostics via Modbus TCP

4-16
Possible sequence of diagnostics
Diagnostic data
Diagnostic status
Number of the module
Error number, channel
type and number of
the faulty channel
The CPX system enables diagnostics via the Modbus/TCP
protocol.
– Diagnostics is implemented via the CPX status register
( description P.BE.CPX-FEC-..., chapter 6.2.2)
– CPX diagnostic memory and I/O diagnostic interface
( description P.BE.CPX-FEC-..., chapter 6.2.4)
Object which
supplies the
diagnostic data
Status and Diagnostic
Object (133
Status and Diagnostic
Object (133
General Parameter
Object Module (101
Festo P.BE-CPX-FB36-EN en 1309NH English
)
d
)
d
)
d