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| Categories | Smart Gas Meter |
|---|---|
| Brand Name: | Willfar Information Techonology Co., Ltd. |
| Model Number: | ZG-D-1.6 |
| Certification: | OIMLR31/OIMLR137/EN1359 |
| Place of Origin: | Changsha Hunan |
| MOQ: | 100 |
| Price: | Negotiable |
| Payment Terms: | T/T |
| Supply Ability: | 2000 per day (based on the number of the order) |
| Delivery Time: | 30 days |
| Packaging Details: | Carton Packaging |
| Color: | White |
| Material: | Steel/Cast aluminum |
| Brand: | Willfar Information |
| Level of Protection: | IP65 |
| Standard: | OIMLR31/OIMLR137/EN1359 |
RF Card Smart Gas Meter-ZG-D-1.6 Willfar
Company Profile
Willfar Information Technology Co., Ltd.
- Established in 2004;
- Listed on the STAR Market of the Shanghai Stock Exchange in
December 2019;
- Leading supplier of meter reading (AMI) equipment and operation
service;
- The first company to develop "One DCU Reading Multi-meter"
solution in China;
- The first company to have large-scale application of technologies
and systems like "CPU smart-card Charge and Control", "One DCU
Reading Multi-meter", LoRa-based RF Communication and "District
Metering Area (DMA)”
Introduction

Technical Parameters
| Items | Parameters | ||
| Specification | ZG-D-1.6 | ZG-D-2.5 | ZG-D-4.0 |
| qmax(m3/h) | 2.5 | 4.0 | 6.0 |
| qmin(m3/h) | 0.016 | 0.025 | 0.04 |
| Maximum permissible errors | Class 1.5 qmin≤q<0.1qmax: ±3% 0.1qmax≤q≤qmax: ±1.5% | ||
| Normal working condition | 0.5KPa~50KPa | ||
| Total pressure loss | ≤200Pa | ||
| Cyclic Volume | 1.2dm³ | ||
| Temperature of metering medium | -25~50℃ | ||
| Working voltage | 3.6V | ||
| Data interface | RF Card | ||
| Anti-hazard classes | Exib ll BT3 | ||
| Severity levels | E1, B | ||
| Valve life | ≥10,000 | ||
Certificate
OIML R31/OIMLR137/EN1359
Features
Basic Functions
Advanced Functions
Situations
Resource management of large-scale enterprise, urban gas company, property Management Company and department of data collecting and measuring.
Dimensions
| Dimensions | G1.6/G2.5/G4 |
| A | 90/110/130 |
| B | G3/4”,G1”,G11/4”,NPT11/2” |
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