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Briefly introduce the basic circuit of 555 automatic toilet flushing water-saving controller
Source: InternetPublisher:宋元浩 Updated: 2021/03/16
As shown in the figure, the water-saving controller consists of a light-controlled voltage comparator, water supply, water cutoff timer and relay control solenoid valve. It is used to control the water supply of public toilets, with frequent water discharge during the day and long intervals at night.
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