Willfar Information Technology Co. Ltd.
| 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/Blue |
| Material | Steel/Cast aluminum |
| Brand | Willfar Information |
| Level of Protection | IP65 |
| Standard | OIMLR31/OIMLR137/EN1359 |
| Brand Name | Willfar Information Techonology Co., Ltd. |
| Model Number | ZG-D-4.0 |
| Certification | OIMLR31/OIMLR137/EN1359 |
| Place of Origin | Changsha Hunan |
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Product Specification
| 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/Blue | Material | Steel/Cast aluminum |
| Brand | Willfar Information | Level of Protection | IP65 |
| Standard | OIMLR31/OIMLR137/EN1359 | Brand Name | Willfar Information Techonology Co., Ltd. |
| Model Number | ZG-D-4.0 | Certification | OIMLR31/OIMLR137/EN1359 |
| Place of Origin | Changsha Hunan | ||
| High Light | prepaid gas meter ，prepayment energy meter | ||
Prepaid RF Card Smart Gas Meter-ZG-D-4.0 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
OIMLR31/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”,G1-1/4”,NPT1-1/2” |
Company Details
Business Type:
Manufacturer,Exporter,Seller,Other
Year Established:
2004
Total Annual:
170-180 million
Employee Number:
700~705
Ecer Certification：
Active Member
Introduction As the first company in Hunan Province to be listed on SSE STAR Market, Willfar is the pioneer manufacturer in China that can simultaneously provide related industries with all kinds of advanced electricity, water, gas and heat metering products and meters for power distribution... Introduction As the first company in Hunan Province to be listed on SSE STAR Market, Willfar is the pioneer manufacturer in China that can simultaneously provide related industries with all kinds of advanced electricity, water, gas and heat metering products and meters for power distribution...
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