This project circuit helps to detect and control the water level in an overhead tank or container. Here, we use 8051 microcontroller. This is an interesting and very useful project in our real life.

The whole project was developed on a friend’s request. Its purpose was to remotely monitor the water-level in a metal tank located in the attic by means of a very simple control unit placed in the ...

Author Ejaz ur Rehman describes a an extremely simple water-level maintainer that keeps the water level between two predefined levels using an LM311. Here's an extremely simple water-level maintainer ...