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piCOMPACT
23 SMART 1 channel
®
Pneumatic diagrams
Note: Filter and vacuum sensor are optional
1. Compressed air, 2. Vacuum, 3. Exhaust
1
Without
non-return
valve
1
With
non-return
valve
1
Without
non-return
valve
1
With
non-return
valve
*Also the "fail safe" version (power off – NO), in running mode the vacuum valve behaves like a NC valve but if
power is lost the valve goes into NO mode leaving compressed air for continuous vacuum.
Vacuum NC
•
P-
•
2
•
P-
•
2
Vacuum NC
& Blow-off NC
•
•
•
•
•
•
•
•
1
•
3
1
•
3
1
•
3
•
•
•
P-
•
2
1
•
3
•
•
•
P-
•
2
Vacuum NO
3
•
P-
2
3
P-
•
2
Vacuum NO
& Blow-off NC
3
•
•
P-
•
2
*
•
•
P-
•
2
3
9
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