NB-IoT Diaphragm Gas Meter

This NB-IoT Diaphragm Gas Meter belongs to Friendcom’s Ultrasonic Gas Metering Solution product line, available in G1.6, G2.5 and G4 specifications with an aluminum alloy housing. It is a smart gas meter equipped with multiple communication modes, remote management, safety protection and large-capacity data storage functions to realize automatic remote gas meter reading and intelligent gas consumption management.

• 1. Smart remote meter reading: Automatic remote data collection without on-site manual inspection, monthly reading success rate up to 99%.
• 2. Multiple configurable communication modes: Supports NB-IoT, Cat.1, LoRaWAN and WM-Bus.
• 3. Active safety monitoring: Real-time operation monitoring; automatic valve shutoff and alarm triggered by abnormal conditions, magnetic interference, bypass and meter tampering.
• 4. Remote intelligent management: Remote valve switch control and parameter configuration with role-based access authority control.
• 5. Long-lasting power supply: ER26500 lithium battery with service life of at least 10 years, automatic low-battery reminder.
• 6. Large-capacity data storage: Stores 1-year daily gas consumption data and 80-day hourly data, supporting background settlement calculation.
• 7. Flexible data upload modes: Scheduled upload, event-triggered upload and manual upload are optional.
• 8. Local operation and configuration: Simple physical button operation; parameter adjustment through infrared interface.
• 9. Multiple intelligent alarms: Bypass alarm, low battery alarm, low balance reminder, magnetic interference alarm.
• 10. Durable control valve: The valve can complete more than 10,000 continuous opening and closing cycles.
• 11. Adopts Hall pulse sampling for gas flow measurement.