Measuring air flow ... like with this ultrasonic flow meter, could be a big deal for DIY projects and the trades in general. The principle behind the sensor [ItMightBeWorse] is working on is ...

The Gasboard-8500FS-X200 has a flow rate in the range of 240 L/minute. The system has been designed to have ultrasonic technology as well as TOF (time of flight) measurement. The system delivers ...

As the measurement takes place, the diameters of holes are manually increased. The mass flow rate of powders is automatically measured ... version including an electronic display and an ultrasonic ...