3. Installation
3-17
Festo P.BE-MPA-EN en 1108e
Th e following requirements must be fulfilled in order to
operate your MPA-S valve terminal at the supply port (1) with
va cuum or low pressure betw e e n -0 .9 ... 3 bar:
– The pilot control is operated with regulated external pilot
air supply.
– The valve terminal is fitted with the following valve
sub-bases and sometimes has additional pressure zones.
Valve sub-bases
Pressure zone with vacuum or
low pressure supply via
connection (1)
1) 2)
The pressure zone must be fitted only with the following valve
sub-bases:
– 5/2-way valve, single-solenoid (Ident. code M)
– 5/2-way valve, double-solenoid (Ident. code J)
– 5/3-wayvalves(Ident.codesB,EandG)
– 2 x 3/2 -way valves (ident. c ode HS, KS, NS)
– 3/2-way valve (ident. code W and X) see also following note.
– 2x2/2-way valve (ident. code DS)
Pressure zone with excess
pressure supply
3)
via port (1)
The pressure zone can be fitted additionally with the following
valve sub-bases:
– 2x3/2-way valves (ident. code H, K and N)
– 2 x 2/2-way valves (ident. code D, I), see also following note
1)
The valve plates with Ident. code D, H, K, N and I are not suitable for vacuum or low-pressure
operation if they are supplied via port (1).
2)
Pilot pressure as per diagram in Appendix A, Fig. A/3
3)
Pilot pressure as per diagram in Appendix A, Fig. A/1
Tab. 3/2: Valve sub-bases
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