F3 ultrasonic flowmeter is designed for catering to the small pipe size of PVC, carbon steel, stainless steel, copper which can be widely used in HVAC chilled water system, building automation system, farming irrigation system, residential water supply system, cleaning system, recirculating aquaculture system(RAS) etc. The clamp-on design allows the installation in running systems without opening the pipe, providing minimum downtime and maximum availability. This flow meter is the simplest and most convenient in the installation of all small caliber flow meters. F3 also has rich network functions, supporting Wi-Fi, 4-20mA output, etc, with Cloud data storage and analysis management system.