... ,ultrasonic thickness gauge,flaw detector. Model style ultrasonic flow meterTechnology features:1:operating power:isolation 8-36VDC2:current ... pressure, liquid level, temperature and so on.5:display:2*10backlit LCD,displaying instant flow rate,velocity,positive,negative ... (standard S1 style,standard M1 style,high temperature S1H,high temperature M1H)2:insertion transducer(standard insertion B, ...