Ambient Temperature Sensor / Switch HVAC: Description and Operation

AMBIENT TEMPERATURE SENSOR




1. The air temperature sensor is located at the front of the condenser fan and detect ambient air temperature. It is a negative type thermistor; resistance will increase with lower temperature, and decrease with higher temperatures.




2. The sensor output will be used for discharge temperature sensor, sensor fail-safe, temperature regulation door control, blower motor level control, mix mode control and in-car humidity control.