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Air Flow Switches

Air Flow Switch
Air Flow Switches

Air Flow Switch with 1/4" Plastic Tubing
RF Series Super Sensitive Air Flow Switch

RF Series Super Sensitive Air Flow Switch
Description N/A Adjustable in the range from .05" + .02 W.C. to 12.0 + .1 W.C. May be used to sense low pressure or vacuum or differentials of pressure or vacuum. Typical applications are to prove blower operation in electric duct heater installations; to sense dirty filters; prove blower operation for humidifying; signal build-up of frost, operate Air Cleaners in Heat Pump Installation. Electrical Rating - 15 Amps, 125/277 VAC Resistive 1/4 H.P. 125 VAC, 1/2 H.P. 250 VAC, 300 VA 277 VAC, 490 VA @ 250 VAC, U. L. listed - File # MH-10196. Temperature Rating - 40+/- to 180+/- deg F. Standard individual package includes 1/4" Pressure Fittings suitable for use with copper or plastic tubing and 12" length of 1/4" plastic tubing. N/A Adjustable in the range from .05" + .02 W.C. to 12.0 + .1 W.C. May be used to sense low pressure or vacuum or differentials of pressure or vacuum. Typical applications are to prove blower operation in electric duct heater installations; to sense dirty filters; prove blower operation for humidifying; signal build-up of frost, operate Air Cleaners in Heat Pump Installation. Electrical Rating - 15 Amps, 125/277 VAC Resistive 1/4 H.P. 125 VAC, 1/2 H.P. 250 VAC, 300 VA 277 VAC, 490 VA @ 250 VAC, U. L. listed - File # MH-10196. Temperature Rating - 40+/- to 180+/- deg F. Standard individual package includes 1/4" Pressure Fittings suitable for use with copper or plastic tubing and 12" length of 1/4" plastic tubing.

1/4" Plastic Tubing is used from Air Flow Switch to Pilot Tube. 		N/A Super sensitive operates at 0.05" W.C.

Air flow switch must be mounted in any vertical position.
  • This is a low pressure or vacuum differential switch featuring the RF Series super sensitive switch with 15 amps 125/250/277 VAC resistive; 1/4 H.P. 125 VAC and 1/2 H.P. 125 VAC motor rating.
  • UL recognized and CSA certified
  • Temperature Range - 40 deg F to +180 deg F
  • Pressure or vacuum range .05" W.C. to 12.0" W.C.
  • 300 VA Pilot Duty at 125 VAC
Adjustable in the Range N/A From 0.05" + .02 W.C. to 12.0 + .1 W.C. N/A From 0.05" + .02 W.C. to 12.0 + .1 W.C. N/A
Temperature Rating N/A 40+/- to 180+/- ºF N/A 40+/- to 180+/- ºF N/A
Temperature Range N/A N/A N/A 40 to 180 ºF
Pressure/Vacuum Range N/A N/A N/A 0.05 to 12.0 inWc
Includes N/A 1/4" Pressure Fittings N/A 1/4" Pressure Fittings N/A
Motor Rating N/A N/A N/A 1/2 H.P. 125 VAC 1/4 H.P. 125 VAC
Certifications N/A UL N/A N/A CSA UL