WATER PUMP LEVEL CONTROL
Categories : Series 4 AC Controller By Light,Sound,Remote ,  Water Pump Control , 
The FK425 combines a two level water depth detection circuit with a power relay to control pumps or solenoids in water tank, filling or draining situations. In a typical configuration, a low level sensor detects when to start a pump to refill the vessel. When the water reaches the high sensor the pumps is stopped.
Technical Specification