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Prepaid RF Card Smart Gas Meter LCD Display IP65 Protection ZG-D-4.0

Categories Smart Gas Meter
Brand Name: Willfar Information Techonology Co., Ltd.
Model Number: ZG-D-4.0
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/Blue
Material: Steel/Cast aluminum
Brand: Willfar Information
Level of Protection: IP65
Standard: OIMLR31/OIMLR137/EN1359
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Prepaid RF Card Smart Gas Meter LCD Display IP65 Protection ZG-D-4.0

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


1. The ZG-D-4.0 gas meter complies with the standard of OIMLR31/OIMLR137/EN1359. It is suitable for units such as resource management of large-scale enterprise, urban gas company, property Management Company and department of data collecting and measuring.
2. The ZG-D-4.0 smart gas meter can be configured for prepaid gas meter(IC card, STS) through functional selection.
3. The G-D-4.0 smart gas meter uses a non-contact Mifare one(M1) card/RF CPU card, which conform to the ISO/IEC14443A standard. If the data in card is STS Token, it complies with IEC62055-41.
4. Accuracy class of ZG-D-4.0 is class B


Technical Parameters


ItemsParameters
SpecificationZG-D-1.6ZG-D-2.5ZG-D-4.0
qmax(m3/h)2.54.06.0
qmin(m3/h)0.0160.0250.04
Maximum permissible errors

Class 1.5

qmin≤q<0.1qmax: ±3%

0.1qmax≤q≤qmax: ±1.5%

Normal working condition0.5KPa~50KPa
Total pressure loss≤200Pa
Cyclic Volume1.2dm³
Temperature of metering medium-25~50℃
Working voltage3.6V
Data interfaceRF Card
Anti-hazard classesExib ll BT3
Severity levelsE1, B
Valve life≥10,000

Certificate


OIMLR31/OIMLR137/EN1359


Features


1. Integrated design of gas meter and valve
2. Non contact IC card(M1) design
3. IP65 protection

Basic Functions


1. LCD display
2. Prepayment, Max.8 steps of gas tariff
3. Insufficient gas warning
4. Self-defined overdraft
5. Anti-storage (purchase limitation)
6. Anti-magnetic Interference & record
7. Low-Battery detection & record
8. Anti-tamper detection & record
9. History data.

Advanced Functions


1. Support purchase gas by mobile
2. Holidays Management
3. Non switch-off during off-duty
4. Monthly free consumption gas
5. Collect taxes and fee by gas charges

Situations


Resource management of large-scale enterprise, urban gas company, property Management Company and department of data collecting and measuring.


Dimensions


DimensionsG1.6/G2.5/G4
A90/110/130
BG3/4”,G1”,G1-1/4”,NPT1-1/2”

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