Water Level Indicator using LCD

Water level indicator plays a vital role in the world of water saving technology. It indicates five different level of water in a tank mostly used in housing water tank,cooler tank etc. The circuit is based on the microcontroller AT89S52 which is brain of the whole system. A CMOS IC4049 is used as a water sensor which provides input signals for the MCU. The output of microcontroller is connected to an LCD and a buzzor. LCD shows the water level in five steps. When the tank gets full of water,an alarm produces.


                                                                                                                                                                                                                     (Photo By Qamar Shaikh)

The gerber files of pcb is as shown below.

WLI PCB                 WLI PCB 2

Project Board

WLI Project Board

Download the complete code with pcb files.

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Rajesh Bhanarkar
#14 Rajesh Bhanarkar 2016-11-27 06:42
Dear send the details of circuit so that I can make it my self. Regards.
#13 SGPROJECTS 2016-01-21 08:54
@shankar prasad,
We'ill soon introduce you to our online shop where you can get a lot of projects and kits. Keep touch with us.
shankar prasad
#12 shankar prasad 2016-01-20 02:21
sir namasty
this is shankar prasad.
sir small request can you arrange to pcb about this project.
thanking you sir for honourable service.

shankar prasad
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