Instruction Manual

5. Diagnostics and error handling
5−6
Festo P.BE−CPX−SYS−EN en 0902e
5.1.2 CPX−specific LEDs
PS (power system)  power sensor/logic supply
LED (green) Sequence Status Meaning / error handling
LED lights up
ON
OFF
No error. Operating vol
tage/sensor supply applied

LED f
las
h
es
ON
OFF
Operating voltage/sensor
supply outside the tole
rance range
Eliminate undervoltage
LED
flashes
ON
OFF
Internal fuse for the opera
ting voltage/sensor supply
has responded.
1. Eliminate short circuit/overload on
module side.
2. Depends on the parametrisation of
the module (module parameter):
· The sensor supply voltage will be
switched on again automatically
after the short circuit has been
eliminated (default)
· Power Off/On is necessary
LED is off
ON
OFF
The operating voltage/sen
sor supply is not applied
Check the operating voltage connec
tion of the electronics
PL (Power Load)  power load supply (outputs/valves)
LED (green) Sequence Status Meaning / error handling
LED lights up
ON
OFF
No error. Load voltage ap
plied
No
LED flashes
ON
OFF
Load voltage at the system
supply or additional supply
outside the tolerance
range
Eliminate undervoltage