Aliasonic auf750 series is a fixed mounted, transit-time ultrasonic flowmeter, with clamp-on transducers for non-invasive liquid measurement.Our microprocessor based, user friendly, field programmable flow measurement technique allows no interruption of the process flow and has low installation costs. Features 4 line lcd display with flowrate, totalizer & signal condition. Stores up 64 daymonths totalizer daily value batch control function wide range velocities of 0.01 +- 32 ms. Transducers for pipe size form 13 to 6000 mm. High accuracy of +-0.5% of reading. Transducers include magnet devise, for installation on metal pipe without mounting belt. Data logger function, include date, totalizer, signal condition. Etc. Response time less than 1 second. specification pipe size:s type : 15 mm 100 mm (12'' 4'')m type : 50 mm 700 mm (2'' 28'')l type : 300 mm 6000 mm (12'' 240'')hs type: high-temperature small sensor, 15-100mm( 12''4'')hm type:high-temperature middle sensor, 501000mm(2''40'')display:4 line lcd with illumination.Flowrate:5 digit with decimal pointtotalizer:8 digit, forward, reverse & net values.Engineer unit:m3, liter, us gallon, imperial gallon, million gallon, cubic feet, us barrels, imperial barrels, oil barrel.Time unit:second, minute, hour, day.Accuracy:+- 1% +- 2% of reading(0.5 30 ms)+- 0.5% of reading (online calibration)