| Range of sediment concentration | 0.001-100kg/m ³ (limit value depends on particle size, etc.) |
| Particle size measurement range | 0.1-2000μm |
| Particle size accuracy error | ≤ 2% (National standard sample D50) |
| Particle size repeatability error | ≤ 2% (National standard sample D50) |
| monitoring items | Particle size distribution, sediment content, water depth, water temperature, etc. can be directly measured without prior calibration. |
| Lens cleaning | Automatic cleaning |
| background | Adopting background independent data processing patented technology, without the need for pre testing the background |
| Optical path range | 0.5-40mm (adaptive) |
| laser light source | High power fiber polarized laser |
| detector | 80 pieces (forward+lateral), detection angle 0.0163-42 ° |
| Maximum water depth | 200m (customizable for larger water depths) |
| Suitable for water temperature | 0-55℃ |
| Depth sensor | 0-200 meters, with an accuracy of 0.01 meters |
| temperature sensor | -20-85 ℃, accuracy 0.01 ℃ |
| protection grade | IP68 |
| Meet standards | GB/T15966-2017 "Basic Parameters and General Technical Conditions for Hydrological Instruments" |
| Built in battery standby time | ≥ 24 hours |
| Built in memory capacity | 16GB |
| Working mode | ① Wired (real-time transmission through signal lines) ② Wireless (real-time transmission via 4G network) ③ Offline (the instrument measures underwater and exports data after exiting the water) |
| Using Zones | Testing of sediment in rivers, lakes, and oceans |
