Flowmeter manufacturer / supplier in China, offering RS-485 Protocol and IP68 Protection for Harsh Environments DN50-DN300 Industrial-Grade Ultrasonic Watermeter, High Pressure and High Temperature Resistant Turbine Flow Meter for Compressed Gas Gas Turbine Flowmeter, for Agricultural Use, DN50-DN300, Cast Iron Body, Class B Precision Flanged Suitable for Hot and Cold Water Woltman Watermeter and so on.