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China, Chinese Ultrasonic Smart Water Meter1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Meter for Liquid GasWater MeterWater MeterUltrasonic
NINGBO WATER METER(GROUP) CO., LTD.
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Product Description NWM UL-DW is the ultrasonic water meter having the size from Dn15 to Dn40 for domestic and commercial using based on the ultrasonic technology, enables to calculate water consumption exactly, which designed and manufactured by NWM.CHARACTERITICS:No moving parts permitting the most reliable and longer term life; lowest pressure loss;High accuracy, unaffected by sand, suspended solids or air pockets;Reverse flow detective;10 years battery life; AMR or AMR ready for wire or wireless communication;IP 68 environment protection ClassLCD Digital Display:DIAL FACE DESIGNDIMENSION SizeDn15Dn20Dn25Dn32Dn40L130/165130/154/190 225/260225/260245/300 L1244/259234/258/294345/380349/380331/386DG3/4BG1BG1-1/4BG1-1/2BG2BDR1/2R3/4 R1R1-1/4R1-1/2H123123 152152152 L1: the length of the water meter with connection.Main Technical Data:SizemmDn15Dn20Dn25Dn32Dn40RQ3/Q1250250250250250Q4m3/h3.125 5 7.87512.5 20Q3m3/h2.5 46.310 16Q2l/h16 254064 102Q1l/h10 162540 64Starting flow ratel/h<4<4<4<8<11Max. readingm399999.999Min. readingliter0.1Min. reading (calibration)liter0.0001Max. pressureMAPMAP16Max. temperatureoCT30,T50Installation positionAny positionDisplay InterfaceInstantaneous flow, Accumulate flow, Wireless signal Working status, Reverse flow detect…Communication portOptical (infrared ray), M-Bus, Pulse Raido Frequency, LORA, NB-IoT...Climate and EMC Class:(E1,M1) (B/C)(For different Q3 and R, please contact with NWM manufacture).MAX PERMISSION ERROR:From Q1 inclusive up to but excluding Q2 is ± 2% for T30 (From Q1 inclusive up to but excluding Q2 is ± 3% for T50);From Q2 inclusive up to and including Q4 is ± 5%; INSTALLATION:Suggest to install the UL-DW water meter at U5 D3 (Straight pipe before the water meter at 5D, after the water meter at 3D);Water flow should be in the same direction with the arrow on water meter main case; if installed horizontally (or vertically), water meter surface should face right upwards (or right ahead), and it cannot have any deflection from water meter outlet axis;The installation location should be protected from sunlight, freezing, pollution and water drown for easy removing and cannot be install near the inlet of the pump;Flush the pipe work thoroughly to clear all impurities before install the water meter;The water meter and pipeline should be connected by pipefitting, sealing gaskets and connecting nuts (the connections). The water meter should not be removed by force to prevent the damage to the water meter cover.
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