Timed reporting and push-button trigger reporting
Step pricing, real-time price adjustment and amount settlement
Remote recharging and monitoring
Remote valve control
Description
A smart gas meter is equipped with an intelligent controller based on LoRa spread spectrum communication technology installed on the base meter to realize remote meter reading, alarm, valve control and other functions.
Features
Timed reporting and push-button trigger reporting
Long reading distance and strong anti-interference ability using LoRa spread spectrum technology
Step pricing, real-time price adjustment and amount settlement
Remote recharging and monitoring
Free Network adopting ISM public frequency channel
Data analysis and storage
Valve shut-off due to non-metering
Error-correcting mechanism with high meter reading accuracy
Remote valve control
Valve shut-off due to overflow
Valve shut off due to no gas used for a long time
Valve shut off due to loss of communication
Reporting due to failure
Abnormally flow rate alarm
Valve shut off due to zero gas consumption
Application
Specifications
| Type | G1.6 | G2.5 | G4 |
| Qmax (m3/h) | 2.5 | 4 | 6 |
| Qmin (m3/h) | 0.016 | 0.025 | 0.04 |
| Accuracy class | 1.5 | ||
| Working voltage | 6V | ||
| Battery | AA alkaline battery (NO. 5) | ||
| Battery life (year) | ≥1 (Report once a day) | ||
| Working temperature | 㧟10℃～40℃ | ||
| Maximum working pressure (KPa) | ≤30 | ||
| Pressure absorption (Pa) | ≤250 | ||
| Meter fittings central distance (mm) | 130 | ||
| Degree of protection | IP65 | ||
| ATEX | ExibII BT3 Gb | ||
| Maximum working current | ≤100mA | ||
| Quiescent current | ≤15μA | ||
| Data storage (year) | 10 | ||
| Valve durability | >10000 cycles | ||
| Communication mode | LoRa | ||
| Success rate of meter reading | ≥99 | ||
