| Customization: | Available |
|---|---|
| After-sales Service: | Provide Timely and Accurate Online After-Sales Ser |
| Warranty: | 1 Year |
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Technical Parameters
1.Number of channels: 4;
2.Wavelength: 420nm, 440nm, 470nm, 510nm, 520nm, 540nm, 560nm, 600nm, 610nm, 630nm, 660nm, 700nm can be customized to any four wavelengths in the above range;
3.Wavelength accuracy: center wavelength ± 1nm;
4.Measurement parameters: ammonia nitrogen,nitrite nitrogen, sulphide, PH, dissolved oxygen
5.Optical stability: absorbance in 20min drift less than 0.002A;
6.Host size: 80mm × 230mm × 55mm.
| NO. | Measuring item | Measuring range | Unit | Maximum error |
| 1 | ammonia nitrogen(low range) | 0.02-5.00 | mg/L | 3%(F.S) |
| 2 | ammonia nitrogen(high range) | 5.00-25.00 | mg/L | 3%(F.S) |
| 3 | nitrite nitrogen(low range) | 0.02-1.0 | mg/L | 0.055% |
| 4 | nitrite nitrogen(high range) | 1.0-5.0 | mg/L | 5% |
| 5 | sulphide | 0.005-1.000 | mg/L | 5%(F.S) |
| 6 | PH(Colorimetric method) | 5.00-8.00 | PH | 0.1±0.1 |
| 7 | dissolved oxygen (Colorimetric method) |
0.1-10.0 | mg/L | 0.1±5% |

