Festo VTSA-44-MP Series Manual page 93

3. Installation
Festo P.BE-VTSA-44-EN en 1101f
Note
Valve terminal with selector end plate:
Danger of damage to the selector plate.
To change the selector plate position, first remove the
locking screw then pull the selector plate out of the guide
in the end plate before inserting it into the new position.
Valve position with vertical pressure shut-off plate:
In this valve position, duct (14) is blocked by the vertical
•
pressure shut-off plate (see Appendix B, Tab. B/9). The
valve is supplied with internal pilot air branched from
duct (1). This is the case even if the valve terminal is
operated with external pilot air supply.
Valve terminal with selector end plate and vertical pressure
shut-off plate:
The valve terminal may only be operated in positions
•
3 and 4 of the selector plate. Otherwise, pilot air 12 may
escape at the interface to the valve when the valve is
replaced and the pilot pressure could break down.
3-15