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 ...

Medical services can use this to assess and monitor liquids by interacting with the sensor’s results. The sensor uses time measurements during one wave’s “trip” from the sensor and back again. The ...

Measuring the level of dust and fly ash collected in electrostatic precipitators (ESPs) is a very difficult technical problem. At one utility, level switches were so unreliable that operators could ...

LOWCOUNTRY, S.C. (WCIV) — Flooding is one thing that residents can count on here in the Lowcountry, whether it’s coastal flooding with high tide cycles or freshwater flooding after heavy rain or ...