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 ...

Based on dual BMP280 pressure sensors and a KY-013, water, temperature sensor this project is intended for monitoring evaporative and decorative ponds, creeks or wells. The functionality could also ...

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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 ...