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One of the boiling water alarm circuits
Source: InternetPublisher:黄土马家 Keywords: Alarm circuit BSP transistor Updated: 2021/09/19
The temperature sensing element is a 2AP type diode VD, which can also be replaced by a thermistor with a negative temperature coefficient
or a transistor be junction.
The temperature set value is reached by adjusting the potentiometer RP.
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