YW-TW Prepaid LoRaWAN Gas Meter with 1.6-4 m³/h Flow Range and 3000m Wireless Range
The YW-TW Intelligent Gas Meter is a next-generation centralized reading terminal designed for natural gas, liquefied petroleum gas, and artificial gas flow measurement. This advanced meter integrates precise gas metering with remote reading and monitoring capabilities, delivering exceptional reliability, high accuracy, and low power consumption.
Utilizing LoRaWAN/CAT.1 wireless transmission technology, this meter automatically uploads consumption data to application platforms for remote monitoring. Certified with explosion-proof rating ExibIIBT3 Gb, it is suitable for Zone 1 and Zone 2 environments containing IIA-IIB and T1-T3 explosive gas mixtures.
- LoRaWAN wireless technology for enhanced anti-interference and data accuracy
- System prepayment functionality with remote valve control via platform commands
- Timed data transmission (once daily, configurable) and key wake-up to optimize battery life
- Automatic fault detection with LCD display alerts, audible alarms, and valve closure
- Built-in antenna for stable, reliable signal transmission
- Remote monitoring of gas consumption, battery status, and valve control
- Pulse signal open circuit self-inspection for measurement accuracy assurance
| Specifications | G(J)1.6 | G(J)2.5 | G(J)4 |
|---|---|---|---|
| Nominal flow (m³/h) | 1.6 | 2.5 | 4 |
| Maximum flow (m³/h) | 2.5 | 4.0 | 6.0 |
| Minimum flow (m³/h) | 0.016 | 0.025 | 0.040 |
| Working Pressures | ≤30 kPa |
| Total Pressure Loss | ≤250 Pa |
| Accuracy Level | 1.5 Class |
| Operating Temperature | -25℃ to +40℃ |
| Power Supply | Four AA Alkaline dry batteries (AA LR6 1.5V) |
| Meter Reading Distance | >3000m |
| Compliant Standards | GB/T 6968-2019, GB/T 3836-2021 |
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