The fire alarm circuit with the metal plate as the fog sensor

Published:2011/7/10 10:27:00 Author:Seven | Keyword: fire alarm, metal plate, fog sensor | From:SeekIC

The circuit is shown in the figure, which consists of the fog inducting elements, ON/OFF electric switch, analog sound circuit and AC step-down rectifier circuit, etc. It can be used as the simple fog inducting fire alarm.



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