How to make water-level-indicator with buzzer

WHAT IS WATER LEVEL INDICATOR



water level indicator is a system from which we get the information about the water level in tanks which is used in homes. By using the water level indicator we can overcome the overflow of water from the tankers.

 REQUIREMENTS:-

• Bc547 Npn Transistor-4 piece
• Buzzer 9 volt-1 piece
• resisters- 6 piece
• 9 volt battery-1 piece
• 3 led lights
• 9 volt battery cap-1 piece
• Rainbow cable-1 meter length

These item are easily available in electronic stores 

CIRCUIT DIAGRAM:-

WATER-LEVEL-INDICATOR

Now,
You need to do is, first watch circuit diagram carefully and just connect all the needed components according to circuit diagram and make the water level.

APPLICATION OF WATER LEVEL INDICATOR:

•  Water level Controller can be used in Hotels, Factories, Homes Apartments, Commercial Complexes, Drainage, etc., It can be fixed for single phase motor, Single Phase Submersibles, Three Phase motors. (For 3Æ and Single Phase Submersible Starter is necessary) and open well, Bore well and Sump. We can control two motor and two sumps and two overhead tanks by single unit.
•  Automatic water level controller will automatically START the pump set as soon as the water level falls below the predetermined level (usually 1/2 tank) and shall SWITCH OFF the pump set as soon as tank is full.
•  Fuel level indicator in vehicles.
•  Liquid level indicator in the huge containers in the companies.