Diagnostics Via Modbus® Tcp - Festo CPX-FB36 Instruction Manual

4. Diagnostics
Possible sequence of diagnostics
1. Check whether diagnostic data are present
2. Determine the number of the module in which
an error has occurred
3. Determine relevant module diagnostic data
Tab. 4/13: Possible sequence of diagnostics
4.6 Diagnostics via Modbus® TCP
Festo CPX-FB36-EN en 1611a English
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 are implemented via the CPX status register
(è description P.BE.CPX­FEC-..., chapter 6.2.2)
– CPX diagnostic memory and I/O description
(è description P.BE.CPX­FEC-..., chapter 6.2.4)
Object that sup­
plies the diagnostic
data
Status and diagnostic
object (133 )
d
Status and diagnostic
object (133 )
d
General module pa­
rameter object (101 )
d
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