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5. Diagnostics and error handling
5-9
Festo P.BE-CPX-FVDA-P2-EN en 1209NH English
5.3.1 Error handling and parameterisation
The following figure shows error handling of the output mod-
ule. Further reporting and display of the errors can be sup-
pressed as desired with the corresponding module paramet-
ers, represented in the figure as switches (description of
parameters
section 3.5.1).
2
Error message to
bus node
...
Error no. 145
Self-test error
Error no.
65, 66, 67, 69
Monitoring of
supply voltage
U
VAL
General
diagnostics
module
Module error LED
3
1
0 1
0 1 0 1
Error no. 5
Undervoltage
or
Error no. 61
overvoltage
General diagnostics
failsafe protocol
LED illuminated or flashing,
dependent on error
(
Tab. 5/7)
1
Parameter “Monitoring of
undervoltage in valves”
2
Parameter “General diagnostics
module”
3
Parameter “General diagnostics
Failsafe protocol”
Fig. 5/2: Principle of error handling and parameterisation – part 1