★ Key Performance Parameters：
| Monitoring parameter | Range | Accuracy | Resolution |
| COD | 0-500 mg/L | ±5% of reading or ±5 mg/L | 0.01 mg/L |
| TUR | 0-500 NTU | ±5% of reading or ±5 NTU | 0.01 NTU |
| TOC | 0-100 mg/L | ±5% of reading or ±2 mg/L | 0.01 mg/L |
| NO3-N | 0-20 mg/L | ±5% of reading or ±1 mg/L | 0.01 mg/L |
| BOD | 0-100 mg/L | ±5% of reading or ±5 mg/L | 0.01 mg/L |
Basic Parameters:
| Monitoring Parameter | COD、TUR、TOC、NO3-N、Temp |
|---|---|
| Principle | multi-wavelength spectral absorption method |
| Light Source | LED |
| Wavelength | 235nm, 254nm, 275nm, 550nm |
| Gap | 10mm |
| Measurement Interval | Minimum 3s |
| Interface | RS485 |
| Protocol | Modbus RTU |
| IP Rating | IP68 |
| Material | AISI 316L |
| Weight | 0.6 kg |
| Dimension | Φ30 mm×245 mm |
| Mounting | Immersion |
| Cleaning Method | Automatic, brush |
| Work Voltage | DC 12 V~24 V |
| Power | ＜6 W |
| Work Temp | 0 ℃~50 ℃ |
| Pressure | ≤0.5 MPa |
| Humidity | 5%~95% |
| Cable Length | Custom |
| Certification | CE/RoHS |
| Warranty | One year |