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                Rotor type NB remote water meter

                Features

                This water meter is based on a rotary-wing dry multi-flow meter, and has a smart remote water meter with two display modes: mechanical and electronic. Built-in NB IoT chip, which uses many proprietary intellectual property rights such as “patent ball valve technology” and “anti-magnetic patent technology”, which has the advantages of convenient installation, accurate measurement and reliable performance. It is a water company. The ideal IoT water meter product for water management departments such as real estate property companies.

                一、Technical characteristics:

                • The base table complies with the national standard GB/T778-2007 "Drinking cold water meter and hot water meter"

                • All technical indicators are in line with CJ/T 224-2006 "Electronic Remote Water Meter" standard

                • "Patent ball valve", "anti-magnetic patent" and other patented technologies, is the preferred charge management measuring instrument of the water company

                • Using a dry base meter, the NB-IOT wireless intelligent control module and chip are fixed on the internal circuit board of the water meter.

                • Table valve integrated design, the valve can be added in the table, support remote control valve, superior performance

                • Micro-power design, built-in high-capacity lithium battery, to ensure the normal use of water meters for more than 6 years

                • Anti-freezing function: The whole table uses patented technology to improve anti-icing performance within -8 °C

                • Timed reading function: regularly report water consumption data every day through the NB-IOT platform network

                • Battery voltage reading function: periodically report battery voltage data through the NB-IOT platform network

                • Support ladder water price, support prepaid, postpaid


                Rotor type NB remote water meter

                Parameters & installation

                model

                Nominal caliber

                Common traffic

                Flow ratio

                parameter

                Accuracy

                LXSY-15D

                DN15 mm

                2.5m3/h

                Q3/Q1=100、80、63、50

                Q2/Q1=1.6

                Temperature class: T30 Pressure class: MAP10 Pressure loss level: △p63

                Upstream flow field sensitivity level: U10 Downstream flow field sensitivity level: D5

                Unmeasurable reverse flow Climate and mechanical environment rating: B Electromagnetic environment rating: E1

                2level

                LXSY-20D

                DN20 mm

                4.0m3/h

                LXSY-25D

                DN25 mm

                4.0m3/h

                Maximum allowable error: Under the rated working condition of water temperature, the low zone (Q1 ≤ Q < Q2) is ± 5%; the high zone (Q2 ≤ Q ≤ Q4), the water temperature ≤ 30 °C is ± 2%, and the water temperature is > 30 ° C ±3%.

                圖片1.png

                Nominal caliber

                d1

                d2

                d3

                A

                B

                C

                DN15

                165

                258

                238

                1/2

                1/2

                1/2

                DN20

                195

                299

                279

                3/4

                3/4

                3/4

                DN25

                225

                345

                325

                1

                1

                1


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                By:Doing
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