125A21121VAI : Humphrey Small 2-Way & 3-Way Air Pilot Operated Valve (125A 2 11 21 VAI)
125A Series 1/8 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 | 2 ports | ||||||||
| Number of Positions | 2 positions | ||||||||
| Valve Function | Single Pilot, Normally Open | ||||||||
| Piping Type | Inline, Direct Piping | ||||||||
| Size (in) HxWxD | 2 x 1.19 DIA | ||||||||
| Options Included | Mounting base | ||||||||
| Media | Air, Inert Gas | ||||||||
| Type of Operation | Air Piloted | ||||||||
| Flow Capacity (Cv) | 0.30 | ||||||||
| Port Size | 1/8 NPSF | ||||||||
| Lubrication | Not required | ||||||||
| Media Filtration | Not Required | ||||||||
| Pressure Range (psi) | 0-125 | ||||||||
| At Valved Pressure of: Recommended Pilot Pressure (psi): |
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| Operating Speed (cycles/min) | 600 | ||||||||
| Ambient Temperature Range (⁰F) | 0~400 | ||||||||
| Wetted Materials | Zinc plated steel, Brass, FKM | ||||||||
| Weight (oz) | 5.5 |