... real manufacture of ultrasonic flow meter,water meter,calorimeter,ultrasonic thickness gauge,flaw detector. Model style ultrasonic flow meterTechnology features ... (200ms))4: signal input: two channel three wire system PT100 platinum resistor input loop,to make calorimeter has ... : SEYV75-2 style special shielded twisted pair cable8: ultrasonic thickness gauge(measure the thickness of pipe,reduce error, ...