Overview

Built for commercial and light industrial environments, VIEWSHINE's wide range ultrasonic gas meter delivers sustained accuracy through dual‑channel sensing and dynamic temperature/pressure correction. Its rugged construction withstands demanding conditions, while the space‑saving design simplifies installation in tight layouts. Low‑maintenance and IoT‑ready, the meter ensures reliable operation across diverse applications - from factories and hotels to office complexes.
Main Features
1. Compact size
2. Easy maintenance
3. Gas usage monitoring
4. Dual channel layout
5. Full electronic measurement
6. Various intelligent applications
7. Muitiple communication modes
8. Accuracy remains unchanged for 10 years
9. Real-time temperature & pressurе compensation
10. Normal measurement when abnormal power supply

Technical Parameters
| Parameters | Unit | G16 | G25 | |
| Maximum Flowrate (Qmax) | m³/h | 25 | 40 | |
| Minimum Flowrate (Qmin) | m³/h | 0.16 | 0.25 | |
| Start Flowrate (Qstart) | m³/h | 0.013 | 0.020 | |
| MPE | Qmin≤Q<0.1Qmax | % | ±3.0 | |
| 0.1Qmax≤Q≤Qmax | ±1.5 | |||
| Maximum Working Pressure (Pmax) | kPa | ≤50 | ||
| Maximum Pressure Absorption | Pa | ≤375 | ||
| Gas Temperature Range (tg) | ℃ | -25 to +55 | ||
|
Ambient Temperature (tm) |
℃ | -30 to +60 | ||
| Humidity | % | ≤95 | ||
| Battery Information | V | Main unit: 7.2 V lithium battery Measurement: 3.6 V lithium battery |
||
| Thread | Inch | G1½" |
G2" |
|
| Connection Centers | mm | 180 | ||
| Protection Grade | Class | IP65 | ||
| Overall Dimensions | mm | 329*162*209 | ||
| Medium | mm | NG | ||
| Mechanical Environment | Class | M1 | ||
| Electronical Environment | Class | E2 | ||
| Communication | / | GRPS/4G/NB-loT/Customized | ||
| Case Material | / | Steel | ||
Dimension

Why Choose Us
1. Solving Real-World Metering Problems
With deep experience in ultrasonic gas and smart water metering, VIEWSHINE works alongside utilities, water authorities, and industrial customers to address specific operational challenges. Our focus is not just on supplying hardware - we focus on delivering solutions that fit the way you work and the infrastructure you manage.
2. Built to Certified Standards
Every meter in our portfolio is designed, verified, and manufactured under one roof to meet MID, OIML, and CE requirements. This means you get independently verified reliability, whether you're equipping city‑wide utility networks or high‑profile infrastructure developments, with a partner who stands behind every stage of production.
3. Full-Spectrum Project Partnership
We support you from initial scoping and technical design through to deployment and long‑term service. Working closely with distributors, system integrators, and utility operators, we help reduce complexity, streamline implementation, and ensure that your metering systems continue to perform over their entire lifecycle.
4. Fair Pricing, No Surprises
As the original equipment manufacturer, we set our prices competitively and transparently - with no hidden fees. What you see reflects the true cost, backed by consistent manufacturing standards and a pricing approach designed to support both large‑scale procurements and long‑term infrastructure budgeting.
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