The Buderus thermistor works by lowering current resistance in an inversely proportionate manner to the thermistor temperature. The printed circuit board can determine whether more or less heat is required by sending a current to the thermistor.
Comes with clip
Technical specification
TypeFlow SensorERP RatingNot ApplicableCompatible WithBoulter Buderus 500 24C, Boulter Buderus 500 28CSupplier Part Number774690079Manufacturer Model No7746900079Brand NameBuderus
Reviews
Boulter Buderus Domestic Hot Water Flow Sensor 7746900079