Dwyer Air Quality Humidity Switches

Sensors with an electrical contact output at a specific humidity level.

Model Description  
HS-111

Humidity switch, 0-1 V input sensor, 110 VAC supply voltage.

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THC-10

Temperature/humidity switch, °F, 110 VAC.

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THC-20

Temperature/humidity switch, °F, 230 VAC.

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THC-21

Temperature/humidity switch, °C, 230 VAC.

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