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FUW820 Residential household Ultrasonic Water Meter

FUW820 Ultrasonic Water Meter for Residential Water is a new type of water meter that can further calculate the water flow by detecting the time difference caused by the speed change when the ultrasonic sound beam propagates upstream and downstream in the water, and analyzes and processes the water flow rat

FUW820 Ultrasonic Water Meter for Residential Water is a new type of water meter that can further calculate the water flow by detecting the time difference caused by the speed change when the ultrasonic sound beam propagates upstream and downstream in the water, and analyzes and processes the water flow rate.
Features: low initial flow rate, wide range ratio, high measurement accuracy and stable operation.
There are no moving parts inside, no blocking elements, and it is not affected by impurities in the water, and has a long service life. The output communication function is complete, meeting various communication and wireless networking requirements.
It has excellent small flow detection ability, can solve many problems of traditional water meters, is more suitable for gradient charging of water fee, more suitable for saving and rational utilization of water resources, and has broad market and application prospects.

Parameters

ItemParameter
StandardISO 4064-2005, GB/T 778-2007, JJG 162-2009
Fluid Temperature0.1~30°C
Working EnvironmentTemperature: -25-55cC; Humidity: <100% (RH)
Pressure1.6MPa
Stream SensitivityU3; DO
Climatic and MechanicalC
Electromagnetic Compatibility ClassE2
Communication InterfaceRS485/M-BUS/USART/OCT/lnfrared
Output Signal2 routes of insulated OCT or TTL output;
 1 route of 2-wired 4-20mA analog output
Power SupplyBuilt-in lithium battery(3.6V, 19Ah); DC8-30V; 2-wired system 4-20mA
Protection ClassIP68
Display2 lines, 9-digit of accumulative flow, 4-digit of flow rate, multiple status code and unit.
Data StorageFRAM/FLASH for data storage, can store total water flow of past 512 days and 256 months respectively
Power consumption0.2mw, 20 years’ battery operation

Documents

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