[Nubmian] wrote in to share his experiments with measuring airflow in an HVAC ... [Nubmian] created a rig using a pair of typical ultrasonic distance sensors. He detached the two transducers ...

They work by measuring the time ... the receiver across a known distance. Wind direction can be calculated by taking velocity readings from two ultrasonic sensor pairs perpendicular to each ...

The radar sensors are among the most cost-effective industrial radar products on the market, needing significantly less operating power than other radar sensors. The sensors operate reliably in a -40C ...

These sensors are used for tank level measurement, remote monitoring, distance ranging, object detection, and agricultural applications. Image Credit: BinMaster The TS-100 series of ultrasonic ...