Overview
The Inventory Master IoT gas meter realizes the functions of data transmission to cloud platform, remote valve control, gas consumption monitoring, block pricing regulation, data analysis, error alarm and so on. Combined with mobile phone APP, it can also achieve remote recharge and real-time interaction.
Features
- 10 year lithium battery
- Deep coverage 20 dB+ gain
- Low cost module (far cheaper than 4G module）
- 100K link or section
- Adopt the current cellular network
- Carrier- class network reliability
- As secure as 4G network
- Global unified standard & roaming
Technical Specifications
| Product specification | G1.6, G2.5 |
| Qmax（ m³/h） | 2.5 m³/h, 4 m³/h |
| Qmin（ m³/h） | 0.016 m³/h, 0.025 m³/h |
| Measuring accuracy | 1.5 |
| Cyclic volume（ dm³） | 0.9 dm³ |
| Working pressure（ kPa） | ≤ 50 kPa |
| Pressure absorption（ Pa） | ≤ 200 Pa |
| Operating temperature range（℃） | -13 °F to 131 °F (-25 ℃ to 55 ℃) |
| Inlet or Outlet connector type | M30 x 2 |
| Inter-axis (mm） | 5.12 in (130 mm) |
| IP degree | IP65 |
| Anti-explosion level | EXib IIBT3 Gb |
| Working voltage (V） | 2.0 V to 3.6 V |
| Average current (uA) | ≤ 25 uA |
| Battery life (year) | ≥10 |
| Battery type | Lithium Battery |
| Data retention (year) | 10 |
| Communication mode | NB-IoT |
| Meter reading success rate | 98 % |
