Festo CPX Electronic Manual page 121

5. Diagnosis and error treatment
SF (system failure) system fault
LED (red) Sequence
ON
OFF
LED is out
ON
OFF
LED flashes
ON
OFF
LED flashes
ON
OFF
LED flashes
1)
The system fault LED flashes depending on the fault class.
Fault class 1 (simple fault):
Fault class 2 (fault):
Fault class 3 (serious fault):
Festo P.BE−CPX−SYS−EN en 0503b
1)
Status
No fault
Simple fault/information
(fault class 1)
Fault
(fault class 2)
Serious fault
(fault class 3)
1 flash, interval
2 flashes, interval
3 flashes, interval
Meaning/fault treatment
See explanation of error numbers in
section 5.1.1
See explanation of error numbers in
section 5.1.1
See explanation of error numbers in
section 5.1.1
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