2
Product overview
Festo – MPAC-VI-EN – 2017-12a – English
13
2.4.2
Valves
The valves sit in the manifold sub-bases (
è
Fig. 2.4) of the valve terminal. The valves are marked by
identification codes (ident. code). The ident. code is located on the valve and is visible externally
through a transparent inspection window in the cover of the manifold sub-base. The valve terminal can
be equipped with the following valves (
è
Ident.
code
Valve
B
5/3-way valve, mid-position pressurized
D
Two monostable 2/2-way valves, normally closed, pneumatic spring return
DS
Two monostable 2/2-way valves, normally closed, mechanical spring return
E
5/3-way valve, mid-position exhausted
G
5/3-way valve, mid-position closed
H
Two monostable 3/2-way valves, control side 12 normally open, control side 14 normally
closed, pneumatic spring return
HS
Two monostable 3/2-way valves, control side 12 normally open, control side 14 normally
closed, mechanical spring return
I
Two 2/2-way valves, normal position closed, pneumatic spring return
With dual-pressure operation:
Operating pressure via port (1) or port (5)
With vacuum operation:
Operating pressure at port (1), vacuum at port (5) (e.g. for vacuum switching with ejector
pulse)
J
5/2-way bistable valve
K
Two monostable 3/2-way valves, normally closed, pneumatic spring return
KS
Two monostable 3/2-way valves, normally closed, mechanical spring return
M
Monostable 5/2-way valve, pneumatic spring return
MS
Monostable 5/2-way valve, mechanical spring return
N
Two monostable 3/2-way valves, normally open, pneumatic spring return
NS
Two monostable 3/2-way valves, normally open, mechanical spring return
W
Monostable 3/2-way valve, normally open, external compressed air supply via port (2),
pneumatic spring return
X
Monostable 3/2-way valve, normally closed, external compressed air supply via port (4),
pneumatic spring return
Tab. 2.5
Identification codes for the valves