Festo MPA Series - Page 32

1. Summary of components
1−14
Festo P.BE−MPA−EN en 0910d
Valves
The MPA−S valve terminal can be equipped with 2x2/2−way
valves, 2x3/2−way valves, 5/2−way valves (monostable and
bistable), 5/3−mid−position valves and proportional−pressure
regulators.
All 5/2−way valves and 5/3−way mid−position valves can be
used under all operating conditions:
 Standard operation
 Reversible operation
 Low−pressure operation
 Vacuum operation
Identification of the valves The valves on the MPA−S valve terminal are marked by
identification codes. By means of this identification on the
front of the valve, you can ascertain the equipment fitted on
your MPA−S valve terminal.
ID code
Valve
W 5/3−way valve, mid−position open
D Two monostable 2/2−way valves, normally closed, pneumatic spring return
DS Two monostable 2/2−way valves, normally closed, pneumatic spring return
I 5/3−way valve, mid position exhausted
R 5/3−way valve, mid position closed
H Two monostable 3/2−way valves, control side 12, normal position open,
controlside 14, normal position closed, pneumatic spring return
HS Two monostable 3/2−way valves, control side 12, normal position open,
controlside 14, normal position closed, mechanical spring return