Festo VTSA-44-MP Series Manual page 96

3. Installation
Settings of the selector plate
1
2
3
4
1)
Reversible 2x3/2-way valves from Festo (ident. code P, Q and R) need operating pressure at
port (12) for the pneumatic spring to work.
2)
Note:
Position 3 and 4 of the selector plate permit the ducted removal of the pilot and venting exhaust
air when the valve terminal is not fitted with reversible 2x3/2-way valves from Festo. The seals
between the manifold plates and the valves must be fitted here in the relevant position (see
Chapter 5.4.1). Note that the ducted removal of the pilot and venting exhaust air via port (12)
does not correspond to standard ISO 15407-2 or 5599-2.
Tab. 3/2: Settings of the selector plate of the selector end plate type VABE-...RZ-...B1
3-18
1)
Description
Setting of the selector plate for pilot control with external pilot
air supply:
– Pilot air is supplied via port (14)
– Port (12) must be closed since ports (12) and (14) are
connected internally.
– The pilot air is exhausted unducted at the valves via the
valve housing.
Selector plate position for pilot control with internal pilot air
supply:
– Pilot air supply branched from duct (1)
– Ports (12) and (14) sealed
– The pilot air is exhausted unducted at the valves via the
valve housing.
Setting of the selector plate for pilot control with external pilot
air supply, ducted pilot exhaust and venting air:
– Pilot air is supplied via port (14)
– Pilot exhaust air (82/84) and venting air via port (12)
Selector plate position for pilot control with internal pilot air
supply, ducted pilot exhaust and venting air:
– Pilot air supply branched from duct (1)
– Pilot exhaust air (82/84) and venting air via port (12)
2)
2)
Festo P.BE-VTSA-44-EN en 1101f