LONGREEN TECHNOLOGY DEVELOPMENT LIMITED

LGDR-485 water meter integrated collection, process, memory unit, it can record water meter readings via special electro-induction mode, and offer RS4

use ultrasonic flow measurement technology, no mechanical moving parts drift diameter design, no pressure loss, cut down the electric consumption of

Adopt RF communication to transmit data, open/close the shutter valve. Its has wide range of flow rate, high sensitivity, stable performance, good-loo

for coal gas, natural gas, LPG etc. It has small size, light in weight, accurate measurement, high sensibility, low noise, in accordance with internat

LGWM-3001 wireless water meter is a new metrological product, it adopts wireless communication as data transmission, and integrates internal valve for

The water enters the meter from the inlet of the meter body and impacts the vane wheel at the tip of the vane blades to make it rotate.

LGL(R)B Series Prepayment water meter is a kind of water meter that must pay water before use, it integrated prepayment and valve control function, an