Hall effect sensor as Toilet Tank Refiller

Posted on Dec 19, 2012

The 12 Volt power in my application comes from a small solar power system, it may also be provided by a suitable wall-wart DC power supply. The cistern is located below the toilet tank, the pump moves the water up to the toilet`s tank. The pump is switched on when the toilet tank is empty, it is switched off when the tank has filled.

Hall effect sensor as Toilet Tank Refiller
Click here to download the full size of the above Circuit.

The Panasonic hall effect sensor is the heart of the system. The hall effect sensor`s output pulls to ground when in the presence of a relatively strong magnetic field. When the magnet is pulled away from the hall effect sensor, the output goes high

Leave Comment

characters left:

New Circuits



Popular Circuits

Gear clock using PIC 16f628A
Output Stabilizer
Motorola SN54 Demultiplexer Logic Diagram and Datasheet
All Lights Go Out When Brakes Lights Should Be On
Automatic Light Controller Using 7806 And LDR PCB
Battery charger circuit using SCR
A DC Fault Protection Circuit for Audio Amplifiers
Dual Polarity Power Supply