NB IoT Smart Diaphragm Gas Meter
NB-IoT Smart Diaphragm Gas Meter
NB-IoT Smart Diaphragm Gas Meter

NB IoT Smart Diaphragm Gas Meter

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Product Overview

Description

Overview
Viewshine D-GR2 is a smart diaphragm gas meter with NB-IoT communication modules, internal shutoff valve and based on Huawei platform. Modular principle guarantees that D-GR2 could adopt different diaphragm base meters and supply different configuration options to customers at low cost. Mature measurement technology and advanced NB-IoT communication, we bring customer more benefits of good reliable measurement performance, high meter reading efficiency and fundamental solution on meter reading arrears.


Features
• NB-IoT communication modules
• Based on Huawei platform
• Internal shutoff valve
• Adoption of different diaphragm base meter
• Reliable measurement performance
• Low cost
Specification
Item
Unit
G1.6
G2.5
G4
Rangeability and Capacities
Qmin
m3/h
0.016
0.025
0.04
Qt
m3/h
0.25
0.4
0.6
Qmax
m3/h
2.5
4
6
Qmin≤Q＜Qt

±3%
Qt≤Q＜Qmax

±1.5%
General
Temperature range
℃
-25~55
Pressure range
kPa
≤50
Pressure loss
Pa
＜200
Accuracy
Class
1.5
Valve life
times
≥10,000
Design lifetime
15 years meter; 10 years Li-battery
Communication
NB-IoT
NB-IoT modules, based on Huawei platform
Power
Battery
Li-battery
Voltage
3.6V
Physical
Body material
Steel/Aluminum
Protection level
IP66
Weight
Kg
2.7
Connection axia spacing
mm
110/130
Connections
M30*2 or G3/4'' or G1'' or G5/4''

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