
26
Festo — VTSA-F-CB — 2021-06a
Product overview
Variants of the vertical pressure shut-off plates
ID code
Type code
Circuit symbol
Description
ZT
VABF-S4…L1D1-C
–
3/2-way valve for shutting off
ducts (1) and (14) at the valve
position
–
Supplies the valve position with
internal pilot air
–
Pressure reduction via duct (33)
VABF-S2…L1D1-C
ZS
VABF-S...L1D2-C
–
3/2-way valve for shutting off
ducts (1) and (14)
–
supplies the valve position with
internal pilot air
–
Pressure reduction via duct (33)
–
can be locked with key
Tab. 20: Variants of the vertical pressure shut-off plates
4.1.1.12 Vacuum generator (optional)
1
2
3
4
5
6
7
8
9
10
11
Fig. 15: Operating elements and connections
1
Solenoid valve VSVA
2
Vacuum port
3
Silencer
4
Manifold sub-base for valve terminal
VTSA-F-CB (pneumatic and electric)
5
Electrical linkage to valve terminal
VTSA-F-CB
6
Flow control screw for adjusting the inten-
sity of the ejector pulse
7
LED status and error
8
7-segment display
9
LED switching status indication for solenoid
valve
10
Manual override for vacuum generation
11
Manual override ejector pulse