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Infrared control automatic hand dryer (NE555, CD4069)

2015-01-01 11:49  
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Infrared control automatic hand dryer (NE555, CD4069)
The automatic hand dryer is designed as one kind of high-grade sanitary that can be used in the bathroom of the hotel, airport, car station and stadium applications. The operating principle is to use the infrared control electronic switch, when someone's hand is closed, the infrared switch opens the electric blower automaticly, and when the hand leaves, it will close the electric blower automaticly. The automatic hand dryer integrated the infrared control switch and the electric blower, based on the basic principle, we can add the infrared control switch on the general electric blower to form a automatic hand dryer, the effect is the same as the automatic hand dryer.