Large-diameter ultrasonic water meter
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Ultrasonic water meter is a new type of full electronic water meter which is
by the detection of time difference generated from ultrasonic beam travels
in the water upstream and downstream, then calculate the water flow by
the analysis of water flow velocity.
Design standards
◎ GB/T 778.1~3-2007 "Measurement on water flow in closed pipeline for
drinkable cold water and hot water"
◎ CJ/T224-2012 "Electronic remote water meter"
◎ CJ/T188-2004 "Household metering instrument data transmission protocal"
◎ JJG 162-2009 "Cold water meter"
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