Festo VTSA Series Description page 165

A. Technical appendix
Pneumatics
Medium
Design
Operating pressure/valve pilot pressure
Soft−start valve
Operating pressure
Preset switchover pressure
Directional control valves:
with pilot air supply branched internally from
duct (1):
all valves:
with external pilot air supply:
all 5/2− and 5/3−way valves:
2x2/2−way valve (T22C−A) and
2x3/2−way valves (T32C−A, T32H−A, T32U−A):
reversible 2x2/2−way valve (T22CV):
reversible 2x3/2−way valve (T32F−A, T32N−A,
T32W−A):
Control pressure of the pressure regulating valve
6−bar A, B and AB pressure regulating valves:
10−bar A, B and AB pressure regulating valves:
All other 6−bar pressure regulating valves:
All other 10−bar pressure regulating valves:
Manual override
Tab. A/6: Medium and pressure range of the VTSA... valve terminal
Festo P.BE−VTSA−44−EN en 0905e
Compressed air, filtered (< 40 µm), lubricated
(oil: VG 32) or unlubricated/vacuum, inert
gases
Piston spool valves
Pressure range [bar]
2 ... 10
4
Port (1): 3 ... 10
Port (1): 0,9 ... 10
Port (14): 3 ... 10
Port (1): 3 ... 10
Port (14): see diagram (Fig. A/1)
Port (3) or (5): 0,9 ... 10
Port (14): see diagram (Fig. A/2)
Port (1): same pressure as at port (14)
Port (3) or (5): 0,9 ... 10
Port (14): see diagram (Fig. A/2)
Port (12): same pressure as at port (14)
Pressure regulation range [bar]
2 ... 6
2 ... 10
0,5 ... 6
0,5 ... 10
Non−detenting or turning with detent
A−7