Diagnosis Power Supply With Led Power Or Power - Festo CP-FB13-E Programming And Diagnostics Manual

3. Diagnosis
3.1.2 Diagnosis power supply with LED POWER or POWER V
LED Colour
POWER Green
lights up
POWER V
POWER Green
lights up
POWER V Out
Green
POWER
lights up
Green
POWER V
flashes
Out
POWER
Festo P.BE-CP-FB13-E-EN en 0112e
Operating status
Operating status normal
or
Operating status normal but valves
do not switch.
– Compressed air supply not correct
– Pilot exhaust blocked
or
operating status normal but
PROFIBUS error message of
LED BUS ERROR
Load voltage of the outputs (pin 2) is
not applied
or
CP valve terminal or output module
defective
Load voltage of the outputs (pin 2) is
not in tolerance range
Power supply for electronics (pin 1) is
not applied
or
hardware fault
Error treatment
None
Check the ...
S compressed air supply
S pilot exhaust channels
See error messages of
LED BUS ERROR
S Check the load voltage of the
outputs (pin 2)
S Replace CP module
S Check the load voltage of the
outputs (pin 2)
S Check the power supply
connection
Servicing required
3-5