Smart Multi-jet Water Meter (Valve-controlled) ZYLXSG-BV-2
The Smart Multi-jet Water Meter (Valve-controlled) ZYLXSG-BV-2 is an advanced IoT water meter for residential use, integrating metering, storage, valve control, and remote communication. Manufactured by Wuxi Zhongyi Smart Technology Co., Ltd., it supports LoRaWAN, NB-IoT, GPRS, 4G, and RS485, with an IP68-rated copper, nylon, or stainless steel body.

Metering Function and Features:
- Measures cumulative water flow via impeller rotation, with remote reading and valve control capabilities.
- Powered by an ER26500 3.6V 8500mAh battery (up to 2 batteries for 4G/WIFI), offering over 8 years of service life.
- Available in DN15, DN20, and DN25 sizes, with flow rates from 0.031 m³/h (minimum) to 3.125–7.875 m³/h (overload).
- Features an LCD 8-bit display and a range ratio of R80/R100 for accurate measurement.

Smart Multi-jet Water Meter 
Nominal Size: DN15, DN20, DN25
LWH: 165*98*104mm (DN15), 195*98*106mm (DN20), 225*103*112mm (DN25), 
Link thread pipe D: G3/4 (DN15), G1 (DN20), G1 1/4 (DN25), 
Range ratio R: 80/100
Q1/Q2/Q3/Q4: 0.031/0.05/2.5/3.125 (m³/h) (DN15)
Temperature grade: 0~30°C
Maximum allowable working pressure: 1.6 MPa
Work environment: -10℃~55℃, ≤100%RH
Protection level: IP65/IP68
Battery Life: 8 years
Material: Brass/Nylon/Stainless Steel
Type: LoRaWAN/NB-IoT/GPRS/4G/RS485 Remote Smart Water Meter