The timer with definite time opening and closing and automatic circulation function circuit diagram

Published:2011/6/30 1:32:00 Author:Rebekka | Keyword: definite time opening and closing , automatic circulation function | From:SeekIC

This circuit is a quartz crystal type high precision adjustable timer. It is set by the gears switch time function selection choose and timing. The timing time setting range is 0 ~ 99 s or 0 ~ 99 min. The circuit is shown in figure. The circuit is composed of seconds time, scheduled power circuit, timing boot circuit, regular shutdown circuit, timing cycle control circuit and execution of circuit.



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