4.2.3 Vacuum hovering (PVH) and amplified
blow-off (ABO)
Without
non-return
valve
With
non-return
valve
Figure 5
Compressed air, 2. Vacuum, 3. Exhaust.
Manual
Vacuum NC
1
•
•
•
1
•
•
•
piCOMPACT
*
•
•
•
•
2
*
•
•
•
•
2
23 SMART IO-Link 3-4 channel
®
Vacuum NO
1
•
•
•
•
1
•
•
•
•
Installation
*
•
•
•
2
*
•
•
•
2
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