For buildings that are big and tall where the water tanks are kept way up high over the terrace, keeping an eye on the water levels all the time by […]
Automatic Solar Drip Irrigation Circuit for Home Gardens
This post is about one kind of circuit, which is for controlling the level of water, and this can be useful for making an automatic system that will keep giving […]
Circuit to Control Two Submersible Pumps Alternately
The article describes a basic circuit for a water level controller that may be used to automatically turn on and off two submersible water pumps depending on to a preset […]
Car Tank Water Sensor Circuit without Corrosion
The article describes how to prevent corrosion on the detecting probes by employing an IC 555 and a pulsing signal in a basic automobile tank water sensor warning circuit. A […]
Dry Run Protector Circuits using Transistors only
The basic dry run protection circuits using BJTs shown here provide simple ways to check for low water levels in an underground tank but without needing to use probes inside […]
IC 555 Dry Run Protection Circuit
An preexisting circuit for an IC 555-based water level controller may be modified to include the dry run protection, as seen below: In the schematic above, the dry run function […]