Overview

Designed for household and light‑commercial use, this Ultrasonic Gas Meter with Built‑in Valve covers 0.016‑6 m³/h, with real‑time temperature‑pressure compensation against ambient changes. Its all‑electronic, no‑moving‑part structure ensures stable metering accuracy and reduces long‑term maintenance work.
Built‑in IoT capability and safety cut‑off valve support remote monitoring and automatic safety responses. It features GPRS, 4G, NB‑IoT and LoRaWAN for flexible system integration. Protected by a heavy‑duty IP65 steel enclosure and engineered for a 12‑year service life, it is ideal for smart‑home and utility‑scale installations.
Main Features
1. Compact size
2. Reliable stability
3. Remote management
4. Accurate measurement
5. Intelligent alarm system
6. Wide measuring range ratio
7. Strong anti-interference ability
8. Multiple communication modes
9. Real-time temperature & pressure compensation

Technical Parameters
|
Parameters |
Unit |
G1.6 |
G2.5 |
G4 |
G4.0+ |
|
|
Maximum Flowrate (Qmax) |
m³/h |
2.5 |
4 |
6 |
6 |
|
|
Minimum Flowrate (Qmin) |
m³/h |
0.016 |
0.025 |
0.040 |
0.016 |
|
|
Start Flowrate (Qstart) |
m³/h |
0.003 |
0.004 |
|||
|
MPE |
Qmin≤Q<0.1Qmax |
% |
±3.0 |
|||
|
0.1Qmax≤Q≤Qmax |
±1.5 |
|||||
|
Maximum Working Pressure (Pmax) |
kPa |
≤50 |
||||
|
Maximum Pressure Absorption |
Pa |
≤200 |
||||
|
Gas Temperature Range (tg) |
℃ |
-25 to +55 |
||||
|
Storage Temperature |
℃ |
-30 to +60 |
||||
|
Humidity |
% |
≤95 |
||||
|
Battery Information |
V |
Measurement: 3.6V lithium battery |
||||
|
Thread |
Inch |
G1¼" |
||||
|
Connection Centers |
mm |
110 |
||||
|
Protection Grade |
Class |
IP65 |
||||
|
Overall Dimensions |
mm |
207*113*142 |
||||
|
Medium |
mm |
NG |
||||
|
Mechanical Environment |
Class |
M1 |
||||
|
Electronical Environment |
Class |
E2 |
||||
|
Communication |
/ |
GPRS/4G/NB-IoT/LoRaWAN |
||||
|
Case Material |
/ |
Steel |
||||
Dimension

Why Choose Us
1. Where We Operate, We Adapt
VIEWSHINE serves utilities, industrial facilities, and commercial clients in over 20 countries with smart gas meters, water meters, and IoT platforms. We tailor OEM and private‑label products to meet local certification requirements and partner specifications - so your metering infrastructure fits seamlessly into regional markets.
2. Data‑Proven Reliability
All products are designed, validated, and manufactured in‑house. Certified to MID, OIML, and CE, they offer consistent quality and full traceability from component sourcing to final assembly. Years of field data confirm that our meters perform reliably from day one.
3. Partnership That Follows Your Timeline
From initial specification and sample approval to logistics and post‑delivery support, we coordinate closely with distributors, integrators, and utilities. We match your project pace - not the other way around.
4. Transparent Pricing and Verifiable Quality
As an ISO‑certified factory, we offer volume‑based direct pricing without intermediary markups. No hidden fees. No ambiguous quotes. Just straightforward numbers backed by audited quality and measurable performance.
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