Simple wiring to understand connection How to install?            Sensors placement into overhead tank                   Connections of sensors wires Installation with control panel     Product Description Fully Automatic Operation with Manual Mode Selection Capacity upto 3 HP Stainless Steel Sensors Water level indication led’s With Optional Underground Tank Installation Package contains: l.Fully automatic water level controller 2. Six Sensors. Item specification: 1. Condition: unused and undamaged item that is fully operational and functions as intended. 2.Warranty: 1 year warranty 3.Warranty service: fully automatic water level controller for tank this model will automatically switch on and automatically switch off the motor. Has auto on – condition: new, unused and undamaged item that is fully operational and functions as intended. -Warranty: 1 year seller warranty. -working & specification: Fully automatic water level controller is used to switch on and off the motor according to level of water in upper tank and under ground tank, -It Has 2 mode of operation 1-AUTO & 2-MANUAL, 1-In Auto Mode:- Auto on occurs when the upper tank water level is low (below OL sensor level) and confirming water is present in the under ground tank.auto off operation. auto on occurs when the tank level is low. Auto off when tank is full. Suitable for motor pump upto 2 Hp operated by a normal on/off MCB. also suitable for electronic starter. Has LED indications for motor on. also has high and low level indication to know the level of tank. Dry run protection. Corrosion free sensors. Has manual mode and auto mode functions. In auto mode, auto on and auto off operation occurs. in manual mode, the motor pump will be controlled by ON OFF buttons.. long life. Easy to install. Advanced embedded technology. features: 1.Elegant looks 2.No man power required to operate as fully automatic 3.Avoid overflow & dry running longer life no mechanical system 4.Saves electricity 5. Compact plastic (virgin) housing 6. Control underground tank to overhead tank specifications: 1.Operating voltage 220-250 volts ac. 2.frequency 50 hz . 3.Load capacity each switch (2 Hp)