Refers to the meter of the total amount of fluid in the measured time interval at the selected time interval. Simply put, it is a meter used to measure the flow of fluid in a pipe or open channel.
The flowmeter is further divided into a differential pressure flowmeter, a rotameter, a throttle flowmeter, a slit flowmeter, a volumetric flowmeter, an electromagnetic flowmeter, an ultrasonic flowmeter, and the like. Classified by media: liquid flow meter and gas flow meter.