Product Details
250HO Series 1/4 pipe Hold-On, Palmbutton Valve is pneumatically detented and features the classic Humphrey diaphragm poppet principle. The unbalanced, internally piloted design assures bubble-tight sealing at rest and actuated. Large palm operator reduces operator fatigue to open valve. Depress small red button to close. Valve closes when internal pressure drops below ~12psi. Mount inline or with base.
| Media | Air, Inert Gas |
| Valve Function | Detent |
| Piping Type | Inline, Direct piping |
| Port Size | 1/4 NPSF |
| Number of Ports | 3 ports |
| Number of Positions | 2 positions |
| Options Included | Mounting base |
| Approx Size (in) HxWxD | 3.14 x 1.56 DIA |
| Type of Operation | Palm-Open, Button-Close |
| Flow - SCFM @ 100 psig | 60 |
| Flow - LPM @ 6.9 bar | 1699 |
| ESEOD (orifice) - in (mm) | 0.215 (5.45) |
| Flow Coefficient (Cv) | 0.83 |
| Lubrication | Not required |
| Pressure Range (psi) | 25-125 |
| Ambient Temperature Range (⁰F) | -20~225 |
| Wetted Materials | Zinc diecast, Brass, Buna N |
| Weight (oz) | 16.0 |
