Gas stove safety valve control and language alarming circuit

Published:2011/7/5 3:56:00 Author:John | Keyword: Gas stove, safety valve | From:SeekIC

PDF for related components can be downloaded. 5559013SR8808The circuit is as shown. It consists of the gas sensor, one-shot trigger circuit, relay control motor circuits, voice circuit and communication buck rectifier circuit. When the gas concentration detected by the gas sensor exceeds a given concentration, the exhaust fan is automatically turned on and is issued whistles, thus being able to attract people’s attention and vigilance.



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