Ultrasonic heat meter 1,Adopting forging process for the pipeline. 2,Setup MBUS, connect to GPRS 3,No require water ... quality Ultransonic heat meter1,Adopting forging process for pipeline2,Forged ... chip,more accuracy.8,Convenience installation,horizonal or vertical installation,for optionIII Performance featuresFlow range1.5~3.5m3/h Minimum ...