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Detachable NB remote water meter

Small Caliber Smart Water Meter

1. Temperature grade: T30 (cold water meter)

2. Pressure rating: MAP10 (0.03-1MPa)

3. Pressure loss rating: A p63

4. Applicable water quality: clean tap water without impurities

5. Communication method: NB wireless communication

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Details description


The base meter of this water meter is a wet-type ordinary water meter, and the NB-IOT smart remote transmission module is installed on the top to form a smart remote water meter. The technology is stable and reliable, and the disassembly and maintenance are very convenient. It is suitable for the renovation of old meters with one meter for one household, as well as the installation of household meters for new buildings and the needs of water metering and charging. The after-sales management is very convenient and highly user-friendly. It is the preferred NB-IOT IoT water meter for the water resource management department.


Technical features


The base meter conforms to the national standard of GB/T778-2007 "Drinking Cold Water Meter and Hot Water Meter"

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

The detachable technology is convenient for the metering and charging, maintenance, and replacement of the water charging management department.

Low installation requirements: Ordinary wet mechanical water meters are adopted, with standard size and convenient installation;

Convenient maintenance: The detachable design is adopted, and the "remote transmission module" is fixed on the top of the base meter. The base meter and the remote transmission module are easy to disassemble and easy to maintain;

Dual battery backup: The remote transmission module is equipped with 1 high-performance battery and 1 backup battery to ensure the normal working time of the water meter for ≥ 6 years;

High measurement accuracy: A wet base meter is adopted, the starting flow is small, and an anti-drip device can be added;

Anti-freezing function: The whole watch can improve the anti-freezing performance at -8°C;

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

Battery voltage reading function: regularly reports battery voltage data every day through the NB-IOT platform network.



Detachable NB remote water meter    Detachable NB remote water meter



Parameter description



Nominal diameter (mm)

Common flow (Q3) (cubic meter'n)

Mileage ratio

Maximum reading

Accuracy level




Q3/Q1=100, 80, 63,50

99999.9999 cubic meters





LXRY-25D(E/F) DN25 4.0


Installation Size(mm) D1 D2 D3 A
LXSY-15D 165 100 121 G 3/4‘’
LXSY-20D 195 100 121 G 1‘’
LXSY-25D 225 108 127 G1 1/4‘’



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