Overview
These data logging water quality testers are built for accurate monitoring, reliable performance, and long-term operation in diverse environments. Offering precise measurements across a wide flow range, they are suitable for both residential and industrial applications. With built-in data storage, they can record daily consumption for one year and maintain historical data for up to 24 months. Even during power outages, flow data and time are retained, ensuring uninterrupted records. Powered by a high-capacity lithium battery, these testers provide 6–8 years of consistent service. Advanced features such as IP68 protection, multiple communication options, and temperature resistance enhance durability and efficiency.
Features
- Wide flow measurement range with high accuracy
- Daily and historical data storage capacity
- Long-lasting lithium battery power supply
- Power outage protection with automatic recovery
- IP67/68 waterproof and dustproof protection
- Multiple communication options (M-BUS, RS485, NB-IoT, LoRaWAN, Pulse)
- Supports both horizontal and vertical installation
- Durable service life of over 12 years
- Integrated temperature sensor for accurate monitoring
- Stable operation under varying environmental conditions
Technical Specifications
| Parameter | Details |
| Accuracy Class | Class 2 (±5% in lower zone, ±2% in upper zone) |
| Pressure Stage | MAP16 |
| Pressure Loss (MPa) | △p 0.04 |
| Water Temperature Range | 5℃ – 105℃ |
| Environmental Requirement | -15℃ to +55℃, RH <90% |
| Data Storage Capacity | 1 year daily storage, 24 months history (customizable) |
| Power Outage Protection | Saves accumulated flow & time; auto recovery after power restoration |
| Interface & Communication | M-BUS, RS485, NB-IoT, LoRaWAN, Pulse |
| Power Supply | DC 3.6V Lithium Battery |
| Protection Class | IP67 / IP68 |
| Installation Orientation | Horizontal & Vertical (Class 2) |
| Durability / Service Life | ≥12 Years |
| NTC Temperature Sensor | Model: MF52a-103□3380; R25=10kΩ; B(25/50℃)=3380k |
| Connection Type | G 3/4” (DN15), G 1” (DN20), G 1 1/4” (DN25) |
| Battery Type | Lithium Battery (Model: ER18505H) |
| Battery Rated Capacity | 9000mAh |
| Battery Rated Voltage | 3.6V |
| Max Continuous Operating Current | 100mA |
| Max Pulse Current | 200mA |
| Battery Reference Weight | 53g |
| Battery Max Dimensions | 26.2 × 50 mm |
| Battery Operating Temperature | -55℃ to +85℃ |
| Power Consumption | 1 time/24h → 6–8 years battery lifespan |









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