
Water Depth Accuracy:±30mm
Communication:4G or NB-IoT
Operating Temperature:-20~60℃
Protection Rating:IP68





| Product Name | Sewer Doppler Flow Meter |
|---|---|
| Range Types | Flow velocity, flow rate, water temperature, water depth |
| Power Supply | Supply range: 5VDC~15 |
| Communication Method | 4G-CAT.1、NB-IoT |
| Measurement Performance | |
| Flow Velocity Range | 0.03m/s~5m/s, -5m/s~-0.03m/s (customizable ±0.03m/s~±10m/s) |
| Standard Type | This model uses an external level meter; the level meter type and range are freely selected by the customer |
| Enhanced Pressure Water Depth Range | 0.02~10 m |
| Enhanced Ultrasonic Depth Sounding Range | 0.08~3m (default pressure depth sounding) |
| Flow Velocity Accuracy | ±(V*1%+0.01)m/s (verification accuracy by the Hydrological Verification Center) |
| Water Depth Accuracy | ±3 cm |
| Flow Rate Range | 1 liter/second ~ 99999999 cubic meters/hour |
| Flow Velocity Resolution | 1 mm/s |
| Temperature Resolution | 0.01 °C |
| Water Depth Resolution | 3 mm |
| Physical Properties | |
| Flow Velocity Meter Material | POM+(ABS+PC) |
| Cable Material | PU |
| Telemetry Terminal Host Material | PC+ABS or 304 stainless steel (choose one of the two) |
| Weight | 2.5kg (including 20m cable) |
| Protection Rating | IP68 |
| Cable | Basic type: 4-core shielded cable, wire diameter 4.5mm; Enhanced type: 4-core shielded cable with air conduit, wire diameter 8mm (default cable length 10 meters, other lengths require customization) |
| Operating Environment | |
| Operating Temperature | -5~60°C (non-freezing condition) |
| Storage Temperature | -25~80 °C |
| Sediment Content | 20mg/L~20g/L |
| Acidity/Alkalinity | PH value between 6 and 10. |
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