... a fixed mounted, transit-time ultrasonic Flowmeter, with clamp-on transducers for non-invasive liquid measurement. GENERAL ANJUN AFV ... a fixed mounted, transit-time ultrasonic Flowmeter, with clamp-on transducers for non-invasive liquid measurement.Our microprocessor based, ... 0% of reading-Transducers include magnet devise, for installation on metal pipe without-Data logger function, include date, ...