Humphrey Products Company

P.O. Box 2008 Kalamazoo, MI 49003

Diaphragm Poppet Air Piloted Valves-250A31120

Diaphragm Poppet Air Piloted Valves-250A31120

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 Open
Piping Type	Inline, Direct Piping
Size (in) HxWxD	2.78 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)	10-125
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