Metric Gas Meter

Metric Gas Meter

Viewshine's U-GR4 Metric Gas Meter adopts a zero moving parts structure and fully electronic metering to prevent mechanical wear and ensure long-term stable operation. Built in IoT connections and shut-off valves enhance control capabilities, with a wide range of 0.016m ³/h to 6m ³/h meeting the needs of commercial and residential scenarios. With temperature and pressure compensation and sturdy construction, this meter redefines gas metering accuracy and is a core tool for modern and efficient energy management.
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Description
Technical Parameters

Overview

 

The Viewshine U-GR4 Metric Gas Meter, as a new generation of fully electronic ultrasonic gas metering equipment, is equipped with time difference technology to accurately capture the time difference of ultrasonic propagation in the gas medium, achieving high-precision measurement. At the same time, it is equipped with advanced temperature and pressure compensation systems, which can quickly adapt to complex and changing working conditions, and can stably measure even in the face of extreme temperature or pressure fluctuations. Its design maximizes intelligence and flexibility, supporting multiple intelligent application modules such as remote data monitoring, deep data analysis, and automated billing, seamlessly integrating into various smart energy ecosystems; Adopting a structure without moving parts and a fully electronic measurement design, it eliminates mechanical wear and has a long service life. The integrated IoT connection function and shut-off valve make operation control more convenient. The ultra wide measurement range of 0.016m ³/h to 6m ³/h meets the diverse needs of commercial and residential areas. The sturdy and durable structure, combined with precise temperature compensation technology, redefines the accuracy of gas consumption monitoring and is a powerful tool for modern and efficient energy management.

 

Main Features

 

1. Extremely compact
Volume is only 30% of similar products
Innovative structural design to adapt to narrow spaces
Support embedded installation in complex scenarios


2. Military grade reliability
Core components of military materials
Tolerant to extreme environments ranging from -30 ℃ to 60 ℃
Annual failure rate<0.1%
Multiple redundant circuit protection


3. Full remote control
Cross platform management of the Internet of Things
Real time monitoring/remote configuration/fault diagnosis
Reduce 90% of operation and maintenance costs (data needs to be confirmed in the original text)
± 0.5% high precision


4. Intelligent calibration algorithm
Full range error ≤± 0.5%
Adaptive Media Compensation Model


5. Super strong anti-interference ability
Electromagnetic shielding shell
Design of Multilayer Filter Circuit
Support lightning protection/surge resistance
Zero distortion of data in strong electromagnetic environment


6. International certification guarantee
Certified according to EN14236/OIML R137/WLMEC 7.2
Full process international standard control

 

Technical Parameters

 

 

Type

GR

Parameters

Unit

G1.6

G2.5

G4

Nominal Measured Flow Qnom

m³/h

1.6

2.5

1.6/2.5/4.0

Maximum Measured Flow Qmax

m³/h

2.5

4

6.0

MinimumMeasured Flow Qmin

m³/h

0.016

0.025

0.040

Lowest Flow Rate Qstart

m³/h

0.004

Error

- Qmin ≤ Q < 0,1Qmax

- 0,1Qmax ≤ Q ≤ Qmax

%

± 3.0

± 1.5

Transitional Flow Rate Qt

m³/h

0.1Qmax

Maximum Working Pressure Pmax

kPa

50

Pressure Loss at Qmax

Pa

≤200

Counter Capacity

999999,999

Minimum Counting Division

0,0001

Ambient Temperature tm

°С

-25 to +55

Storage Temperature

°С

-30 to 70

Humidity

%

≤95%

Power Supply

 

Li battery

In- and Outlet Pipe Screw

Inch

G11/4 (ISO228)

Distance Between Inlet and Outlet

mm

110

Protection Level

Class

IP66

Mass, Not More Than

kg

2.5

Overall Dimensions

mm

220*102*152

Medium

 

NG

Mechanical Environment

Class

M1

Electronical Environment

Class

E2

Design Lifetime

Year

15

Metrological Battery Lifetime

Year

10

Communication

 

Nb-IoT / GPRS /...

Material of Meter Body

 

Die-casting Aluminum

Material of Case

 

PVC

Material of Valve

 

POM

 

 

Dimension

 

 

 

Natural gas smart meter

 

Why Choose Us

 

1. Cutting edge intelligent manufacturing · Excellent quality
Production system integrating cutting-edge machinery and intelligent technology
High precision technology ensures product performance and reliability
Provide a solid quality foundation for business development

 

2. Authoritative certification and compliance assurance
MID certification ensures measurement accuracy
ATEX certification ensures safe operation in hazardous environments
Multiple management system certifications confirm standardized operations

 

3. Deep customization and agile response
Strong OEM/ODM capabilities to support personalized needs
Covering brand identity/exterior design/functional adjustments
Exclusive solutions help differentiate competition

 

4. Strict quality control and continuous improvement
From raw material selection to full process control of production
Multiple quality inspection nodes are checked layer by layer
Ensure that each product meets the highest delivery standards

 

5. Full cycle service · Full process escort
Professional team provides consultation to after-sales support
Efficient response to technical issues and customized needs
Accompanying service centered on customer satisfaction

 

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