Overview
Viewshine's G40 Commercial Ultrasonic Gas Meter is built for commercial and light‑industrial settings, providing steady accuracy year after year with very little maintenance. Dual‑sensor technology, reinforced by real‑time temperature and pressure compensation, keeps performance stable over a full decade. The small footprint, versatile communication options, and zero‑maintenance design simplify installation and adaptation - fitting everything 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 |
G40 |
G65 |
|
|
Maximum Flowrate (Qmax) |
m³/h |
65 |
100 |
|
|
Minimum Flowrate (Qmin) |
m³/h |
0.40 |
0.65 |
|
|
Start Flowrate (Qstart) |
m³/h |
0.030 |
||
|
MPE |
Qmin≤Q<0.1 Qmax |
% |
±3.0 |
|
|
0.1 Qmax≤Q≤Qmax |
±1.5 |
|||
|
Maximum Working Pressure (Pmax) |
kPa |
≤50 |
||
|
Maximum Pressure Absorption |
Pa |
≤375 |
≤500 |
|
|
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 |
||
|
Thread |
Inch |
G1½" |
||
|
Connection Centers |
mm |
320 |
||
|
Protection Rating |
Class |
IP65 |
||
|
Overall Dimensions |
mm |
559*230*345 |
||
|
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. About VIEWSHINE
VIEWSHINE designs and produces ultrasonic gas meters and smart water meters for water utilities, industrial operations, and commercial facilities worldwide. Our equipment is built to perform reliably in real‑world conditions - delivering accuracy and durability even in tough environments.
2. Verifiable Quality
From initial concept to final release, our engineering and quality teams maintain strict oversight at every stage. All products are certified to MID, OIML, and CE standards - providing documented, traceable performance suitable for large‑scale infrastructure projects and OEM programs.
3. Service That Moves with You
We work alongside distributors, EPC contractors, and utility buyers - offering technical support, order coordination, and after‑sales service. Our goal is to simplify logistics, minimize delays, and ensure smooth system integration from day one.
4. Simple, Direct Pricing
As a direct manufacturer, we offer volume‑based pricing that stays competitive without compromising quality. No middlemen. No inflated costs. Just well‑built meters at fair, transparent prices.
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