FREEZE_UP_SENSOR

Published:2009/6/24 4:31:00 Author:Jessie | From:SeekIC

Using a bridge circuit to provide an accurate activation temperature, this circuit will turn on a heating unit or other device when the temperature drops below the trip point set by R2. Use a 10-kΩ resistor in place of the thermistor to calibrate it for 32'F activation.



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