5. Diagnostics and error handling
5−30
Festo P.BE−CPX−CMA X−SYS−EN en 0908NH
5.3.1 CMAX−specific LEDs
(Error) CMAX error
LED (red) Sequence Status
LED is off
ON
OFF
No malfunction.
LED
ON
OFF
CMAX malfunction. Error number indicated on display
(after switching on the voltage supply, the LED is illuminated briefly).
PL (Power Load) Valve power load supply
LED (yellow) Sequence Status
LED
illuminated
ON
OFF
24 V valve load voltage supply is present.
LED is off
ON
OFF
Undervoltage at valve load supply (U
VAL
)
or load supply not available.