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Resistance vs graph, applications, specifications and examp. This video describes the theory of negative temperature coefficient (ntc) thermsitor. This video will hopefully give you a better understanding by method of demonstration, how ntc & ptc inrush current limiters are designed to operate.
When fails it can cause your dryer to stop running or not heat correctly and display a. Down voltage up multimeter my name. Ntc ptc thermistor test multimeter.
This circuit comprises a dual power supply with active tracking and wheatstone bridge one of the four resistors being an ntc thermistor (100k resistan. What they do how resistance changes current are used for. Learn about thermistor characteristics and the steinharthart equation that relates resistance to temperature.
Learn how to set up a voltage divider measure the temperaturedependent resistance of thermistor, and choose fixed maximize mea.