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Humphrey | Diaphragm Poppet Air Piloted Valves | 125LA-3-10-20

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125 Series 1/8 pipe "Interface" valves are ultra-low pilot pressure bleed valves. Pilot signaling pressures as low as 0.1 PSIG effectively blocks the bleed orifice and the internal, full pressure completes the shift to the actuated position. Primary valve is classic Humphrey diaphragm poppet principle. Ideal for fluidics, proximity switching and air jet sensing.

Number of Ports 3 ports
Number of Positions 2 positions
Valve Function Single Pilot, Normally Closed
Piping Type Inline, Direct Piping
Size (in) HxWxD 1.59 x 1.19 DIA
Media Air
Type of Operation Ultra Low Air Piloted
Flow Capacity (Cv) 0.23
Port Size 1/8 NPSF (Pilot: 10-32 UNF)
Lubrication Clean, dry air only
Media Filtration 10 micron maximum
Pressure Range (psi) 30-125
Recommended Pilot Pressure (psi) 0.07 ~ 20 (consult factory)
Operating Speed (cycles/min) 1,800
Ambient Temperature Range (⁰F) 40-125
Wetted Materials Brass, Aluminum, SST, Buna N
Weight (oz) 5.5

ID #: 2616

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