Festo IIFB-02- Series, Руководство пользователя

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Valves
There is a yellow LED above or below each
valve solenoid coil. This LED indicates the
switching status of the valve solenoid coil.
LED Switch position of
valve solenoid coil Meaning
Yellow off Basic position Logic 0 (no signal)
Yellow on
•
Switch position
or
•
Basic position
Logic 1 (signal exists)
Logic 1 but:
•
Operating voltage of outputs is below
permitted tolerance range
(DC 21.6V...26.4V)
or
•
Compressed air supply not correct
or
•
Pilot exhaust blocked
or
•
Service case
Yellow LEDs
(switching status display
of valve solenoid coil)
Fig 6/3: LED-display – Switching status of valve solenoid coil
VIFB8 – 02 6. Diagnosis/error treatment
9706
6-5