Smart RS485 Remote Gas Meter ZG-D-1.6 Willfar Information
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-1.6 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 communication interface of ZG-D-1.6 is RS485, and protocols is DLMS/COSEM or EN 13757-3 or MODBUS.
3. The ZG-D-1.6 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 is class B
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
1. Integrated design of gas meter and valve
2. Non contact IC card(M1) design
3. RF card + STS design(Optional)
4. M-Bus or RS485 (Optional)
5. IP65 protection
Basic Functions
1. LCD display
2. AMR/AMI
3. Prepayment, Max.8 steps of gas tariff
4. Insufficient gas warning
5. Self-defined overdraft
6. Anti-storage (purchase limitation)
7. Anti-magnetic Interference & record
8. Low-Battery detection & record
9. Anti-tamper detection & record
10. 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
| Dimensions | G1.6/G2.5/G4 |
| A | 90/110/130 |
| B | G3/4”,G1”,G1-1/4”,NPT1-1/2” |
Product Tags:
|
|
RS485 M1 Card Remote Gas Meter ZG-D-1.6 High Accuracy Willfar Information Images
|
