IC Card Pre-Paid Gas Meter
This gas meter uses an IC card for pre-paid functionality. It features both a digital display and a mechanical counter for accurate gas consumption measurement.
Technical Specifications
Product Overview
Advanced Pre-Paid Gas Metering
This IC card pre-paid gas meter offers a robust, automated solution for measuring petro-gas, natural gas, and oil-gas consumption. Designed for efficiency, it integrates advanced gas selling management systems to reduce operational costs and labor intensity for utility providers. The unit features built-in leakage protection, anti-tamper security, and automatic valve control based on pre-paid storage, ensuring reliable and secure service delivery.
Compliance & Standards
- Standards & Certifications
- OIML R31-1995GB/T6968-1997CJ/T112-2000IP-67 RatedEEX ia IIA T4
Operating Environment
Operating Conditions
-20 °C
Min Temperature
50 °C
Max Temperature
98 %
Max Humidity
Performance Metrics
Accuracy & Performance
| Parameter | Value |
|---|---|
| Permissible Error (Qmin≤Q≤0.1Qmax) | ± 3% |
| Permissible Error (0.1Qmax≤Q≤Qmax) | ± 1.5% |
| Repeatability | ± 0.1% |
| Turn down Ratio | 100:1 |
Technical Specifications
Capacity & Connection Guide
| Model | Flow Range (m3/h) | Connection Size |
|---|---|---|
| CG-L-J1.6 | 0.016 - 2.5 | 3/4" x 3/4" |
| CG-L-J4 | 0.04 - 6 | 3/4" x 3/4" |
| CG-L-J10 | 0.10 - 16 | 1" x 1" |
| CG-L-J25 | 0.25 - 40 | 2" x 2" |
| CG-L-J65 | 0.65 - 100 | 2" x 2" |
Construction & Materials
Construction Details
- Body/Case Material: Steel
- Diaphragm Material: Synthetic material
- Hermetically sealed body halves
- Tamper-proof index box
- Lead embossed sealing for security
Power & Connectivity
Power & Operation
- Power Source: 1AA Lithium/Mn or 3AA Alkaline batteries
- Operating Voltage: 2.7 V to 5.5 V DC
- Battery Service Life: 10 years
- Battery Operational Life: 5 years
- Low-Power CMOS technology
Security Features
- Security & Anti-Tamper
- Anti-Magnetic InterferenceLeakage ProtectionGas Theft-proofAnti-Unauthorized Card AttacksEncryption TechniqueValve Auto-Close on Tamper
