P.O. Box 2008 Kalamazoo, MI 49003
Diaphragm Poppet Air Piloted Valves-250A31020
250A Series 1/4 pipe Air Pilot Valves feature the classic Humphrey diaphragm poppet principle. The unbalanced, air-spring return design assures reliable shifting and bubble-tight sealing actuated, and unactuated. Compact design permits close proximity mounting to work and fast cycling/quick exhaust. Rugged 2- or 3- way valves are available normally closed or normally open, in standard or optional brass body construction (for alternate media).
Number of Ports
3 ports
Number of Positions
2 positions
Valve Function
Single Pilot, Normally Closed
Piping Type
Inline, Direct Piping
Size (in) HxWxD
1.97 x 1.63 DIA
Media
Air, Inert Gas
Type of Operation
Air Piloted
Flow Capacity (Cv)
0.83
Port Size
1/4 NPSF (Pilot Port: 1/8 NPSF)
Lubrication
Not required
Pressure Range (psi)
0-125
At Valved Pressure of:
Recommended Pilot Pressure (psi):
Operating Speed (cycles/min)
600
Ambient Temperature Range (⁰F)
-20~225
Wetted Materials
Zinc diecast, Brass, SST, Buna N
Weight (oz)
8.0
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