TIMEWAVE LoRaWAN Smart Water Meter 15-25mm with 2.5-7.8 m³/h Flow Range and Ultra-Low 10μA Power Consumption
TIMEWAVE Smart IoT Water Meter provides efficient water usage tracking and billing recording with advanced LoRaWAN wireless communication technology.
- Split structure design with electronic units independent from base meter
- Accurate measurement with 10-liter precision and non-contact electronic detection
- Touch button wake-up function with long-press for immediate online data transmission
- Infrared communication interface for parameter reading and setting
- Multiple alarm functions for abnormal states, measurement faults, and battery voltage
- LoRaWAN timing upload with automatic daily data transmission
- Ultra-low power consumption with dormant current <10μA
- Automatic and remote clock calibration functionality
| Nominal Caliber (mm) | 15 | 20 | 25 |
|---|---|---|---|
| Overload Flow Q4 (m³/h) | 3.1 | 5.0 | 7.8 |
| Common Flow Q3 (m³/h) | 2.5 | 4.0 | 6.3 |
- Range Ratio: Q2/Q1=1.6, Q4/Q3=1.25
- Pressure Loss Level: Δp ≤ 0.063MPa
- Maximum Allowable Water Pressure: ≤1.2MPa
- Temperature Grade: T30/T90
- Accuracy Level: Class 2 per GB/T 778.1~3-2007
- Maximum Allowable Error: ±2% (high flow), ±5% (low flow)
- Communication: LoRaWAN (CN470, RU864, IN865, EU868, US/AU915, KR920, AS923 variants)
- Quiescent Current: <10μA
- Communication Current: <50mA (data collection), <100mA (peak)
- Working Environment: 0-45°C (cold water), 0-90°C (hot water), 0-95%RH
- Working Voltage: 2.7-3.6V
- Operative Norm: GB/T 778-2018
The water meter automatically connects online once daily (configurable) to upload data and receive platform instructions. Touch button activation allows manual wake-up and immediate online connection with 5-minute trigger intervals and daily limit of 8 activations.
| Model | Nominal Caliber (mm) | L (mm) | B (mm) | H (mm) | Take Over Control | Nut |
|---|---|---|---|---|---|---|
| LXSY-15 | 15 | 165 | 100 | 140 | R1/2 | G3/4 |
| LXSY-20 | 20 | 195 | 100 | 140 | R3/4 | G1 |
| LXSY-25 | 25 | 225 | 100 | 140 | R1 | G11/4 |
18-month warranty from delivery date with free repair or replacement for quality issues.
Full lifecycle support including technical documentation, personnel training, and regular software updates. 12-hour response time for service requests.
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