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Product Introduction:
1.N1:null line
2.L2 L3 are control output L phase line
3.Contactor L2:when water is full,it will power on;when water is not enough,it will power off
4.Contactor L3:when water is not enough,it will power on;when water is full,it will power off
The product is based on the detection of the pool (water tower) water level to control the high current relay to achieve control. With small size, simple wiring, low power consumption, large switching capacity, strong anti-interference, high stability features. Can be stable to achieve the pool (water tower) when the water automatically open the pump pumping, pumping to the full stop automatically when the pump.