Festo Smart cubic CPV-SC Series, Руководство пользователя

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4. Commissioning
4-14
Festo P.BE-CPVSC-EN en 0112NH
With valve plates the LEDs indicate the switching status of the
valve solenoid coils. The following table explains the mean-
ings.
LED Switching position of the
valve Meaning
Yellow out Basic position Logical 0 (no signal)
Yellow alight
*)
Switch position Logical 1 (signal present)
Basic position Logical 1 but:
– Operating voltage of outputs below per-
mitted tolerance range (21.6 V to 26.4 V DC)
or
– Compressed air supply not OK.
or
– Pilot exhaust blocked
or
– Servicing required
*) With double-solenoid valves the LED lights up only when the signal is present.