Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...

For the residents who live in rural-areas, limited water-availability is a very common problem. Therefore, many people install a water tank on the roof of the building. The water, stored in a water ...

Baumer has created a capacitance-based level detector for water-based liquids. “Capacitive sensing technology offers advantages, especially on applications involving aggressive liquids, food or ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Kathryn Rath Kathryn Rath is a writer covering audio, video, and smart-home ...