250A31021 2-03V-050-001 HUMPHREY 250A31021 Diaphragm Poppet Air Piloted Valve $99
NEW NEVER USED.. RARE
Product Details
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 |
| Options Included |
Mtg base |
| 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): |
| <=30 PSI |
60 PSI |
90 PSI |
120 PSI |
| 22 |
46 |
71 |
95 |
|
| Operating Speed (cycles/min) |
600 |
| Ambient Temperature Range (⁰F) |
-20~225 |
| Wetted Materials |
Zinc diecast, Brass, SST, Buna N |
| Weight (oz) |
8.0 |
|