Overview

Viewshine U-GR3 Digital Natural Gas Meter: a compact security guard with real-time IoT alarms
This vertically installed ultrasonic flowmeter is designed for space limited installations and can provide accurate gas monitoring of 0.016-10m ³/h. The integrated security system will trigger immediate valve closure and IoT platform alarms upon detecting leaks, abnormal pressure, or tampering. Advanced features include temperature/pressure compensation with EN standard accuracy, long-term data storage for consumption analysis, and IP65 level durability. Anti tampering removal alarm and real-time usage tracking provide 24/7 security, while wide range ultrasonic measurement ensures reliability for residential and commercial applications - all with a compact, maintenance free design.
Main Features
1. Integrated emergency self-locking valve
Immediate interruption of airflow during leakage/tampering process through self operated valve system
2. Physical interference alarm system
Real time tamper proof notification of unauthorized instrument displacement or casing rupture
3. Multidimensional consumption analysis
Continuous tracking of gas usage patterns using particle flow visualization
4. Expand the measurement range of 0.016-10m ³/h
Seamless adaptation from microflow to peak demand for residential/commercial applications
5. Measurement accuracy of OIML level certification
Ultrasonic accuracy verified according to EN14236 standard ≤ ± 0.5%
6. Encrypt data archiving+trend prediction
12-month consumption history storage, supporting cloud prediction and analysis
7. Dynamic environment compensation kit
Real time algorithm adjustment of temperature/pressure variables (IP65 corrosion-resistant casing)

General Description

Technical Parameters
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Type |
U-GR3 |
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Range and Capacities |
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Model |
G1.6 |
G2.5 |
G4 |
G6 |
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Qmin |
0.016 |
0.025 |
0.04 |
0.06 |
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Qn |
1.6 |
2.5 |
4.0 |
6.0 |
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Qmax |
2.5 |
4.0 |
6.0 |
10.0 |
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Electrical |
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Battery |
Two Li-batteries |
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Battery Life |
8-10 years |
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Battery Replaceable |
Communication Battery can be Replaced |
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Metrological |
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Accuracy |
±3% in range Qmin≤Q<0.1Qmax |
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±1.5% in range 0.1Qmax≤Q≤Qmax |
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Pressure Loss |
﹤200Pa |
﹤250Pa |
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Protection Class |
IP65 |
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Medium Temperature |
-25~55℃ |
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Storage Temperature |
-30~60℃ |
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Pressure Range |
≤15kpa |
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Body Material |
Steel |
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Nut Connection |
G1'' |
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Dimension |
236*97.4*95mm |
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Communication |
GPRS |
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Dimension

Why Choose Us
1. Professional knowledge in industry leadership and standard setting
As a pioneer in ultrasonic measurement technology, Viewshine has contributed to the development of China's national measurement standards, utilizing decades of professional experience to provide globally trusted solutions for customers.
2. Strict quality assurance
Our dedicated R&D and quality control teams implement strict quality protocols at every production stage to ensure that products consistently exceed industry benchmarks and meet your precise specifications.
3.360 ° Customer centered Support
We prioritize seamless user experience and have a responsive after-sales team that can quickly solve problems, from technical troubleshooting to operational guidance, ensuring uninterrupted service and long-term satisfaction.
4. High cost-effective direct manufacturing
As a factory distributor, we eliminate the markup of middlemen while maintaining cutting-edge innovation, providing unparalleled value without compromising performance or reliability.
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