The 555 double-cylinder washing machine timer and washing mode selector circuit

Published:2011/6/7 4:30:00 Author:Borg | Keyword: double-cylinder, washing machine, washing mode | From:SeekIC

See as Figure 13-17, this circuit can replace machine timers, which can fulfill washing and dehydrating. It is equipped with functions of washing timing for 5,10 and 15min; dehydrating for 1,3 and 5 min; washing modes of power washing, general washing and slight washing. Figure 13-17 the double-cylinder washing machine timer and washing mode selector circuitIC1,R1~R3 and C1 form the dehydration timing circuit, the time span is selected by K1; IC1,R1~R5 and C1 consists the washing timing circuit, the time span is chosen by K2. K4 is the washing/dehydrating switch.



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