Festo — VTSA-F-CB — 2021-06a
Product overview
15
Additional information:
• Switching between internal and external pilot air supply
11.2.2 Converting to internal or external
• Installing the right end plates
11.1.4 Replacing the manifold sub-bases or right-hand end plate.
• Combination of soft start valve and right-hand end plate
4.2.1.1 Pressure supply to the valve
4.1.1.6
Soft start valves with pressure monitoring
1
2
3
4
5
6
7
8
9
10
Fig. 5: Soft-start valve
1
LED for solenoid coil 14
2
LED for pressure switch
3
Manual override (optional)
4
Air supply time flow control screw
5
Exhaust port duct (1)
6
Port for pressure tapping on the switched
duct (1)
7
Exhaust port duct (3/5)
8
Supply port duct (1)
9
Group error LED of the soft start valve
10
Pilot control with pressure switch
The soft start valve can be used for the following purposes:
–
adjustable, two-stage soft start of the working pressure
–
single-stage soft start for the pilot air supply from port (1), depending on the variant of the soft start
valve
–
exhausting the working pressure
