Festo CPX-AP-A-8DO-M12-5P Operating Instructions Manual page 13

Diagnostics and fault clearance
Status of output
LED (yellow) Meaning
Output active (logic 1)
Output sends logic 1
Illuminated
Output inactive (logic 0)
Output sends logic 0
Off
Tab. 9: LED status of output
Diagnostics of output
LED (red) Meaning
Short circuit/overload at output
Illuminated
No channel error at output
Off
Tab. 10: LED diagnostics of output
Festo — CPX-AP-A-8DO-M12-5P — 2022-07
Remedy
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Remedy
Check the connected actuators, elimi-
nate short circuit/overload.
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