- Seven user selected languages – English, Spanish, French, Japanese, Chinese, Italian, and Portuguese
- Advanced calibration algorithms
- Easy menu driven operation and large LCD display
- 500 point data log; stored results can be viewed directly on instrument
2020t version meets US EPA design criteria as specified by EPA 180.1, Rev. 2.0 (1993) and Standard Methods 2130 B-2001.
2020i version meets design criteria for quantitative methods of turbidity using optical turbidimeters as specified by ISO 7027. Best for colored or extremely turbid samples.
Kits are supplied with 0, 1, and 10 NTU standards (Code 1974-T) or 0, 10, 100 FNU (Code 1974-I), sample bottle, six sample tubes, USB cable and wall adapter—all in a sturdy carrying case.
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Waterproof to IP67
- Lithium ion rechargeable battery
- USB port
- 7 languages
- Backlit display
- Tungsten
Turbidity Specifications: |
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Mode | Ratiometric | Nephelometric | Attenuation |
Unit of Measure 2020t |
NTRU, NTU, ASBC, EBC | NTU, ASBC, EBC | AU, NTU, ASBC, EBC |
Unit of Measure 2020I |
FNRU, NTU, ASBC, EBC | FNU, NTU, ASBC, EBC | FAU, NTU, ASBC, EBC |
Range | 0-1,000 NTRU/FNRU 0-17,500 ASBC 0-250 EBC |
0-100 NTU/FNU 0-1,750 ASBC 0-25 EBC |
0-2,000 AU/FAU 0-35,000 ASBC, 0-500 EBC |
Resolution | 0–10.99 NTRU/FNRU: 0.01 11.0–109.9 NTRU/FNRU: 0.1 110–1000 NTRU/FNRU: 1 |
0–10.99 NTU/FNU: 0.01 11.0–100.0 NTU/FNU: 0.1 |
0–2000 AU/FAU: 1 |
Accuracy | 0-2.5 NTRU/FNRU: ±0.05 2.5-100 NTRU/FNRU: ±2% 100-1000 NTRU/FNRU: ±3% |
0-2.5 NTU/FNU: ±0.05 2.5-100 NTU/FNU: ±2% |
0-2000 AU/FAU: ±10 AU/FAU or 6%, whichever is greater |
Detection Limit | 0.05 NTRU/FNRU | 0.05 NTU/FNU | 10 AU/FAU |
Reproducibility | 0.02 NTRU/FNRU or 1% | 0.02 NTU/FNU or 1% | 1% |
Range Selection | Automatic | ||
Light Source | 2020t: Tungsten lamp 2300 °K ±50 °K 2020i: IR LED 860 nm ±10 nm, spectral bandwidth with 50 nm |
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Detector | 2020t: Photodiode, centered at 90° and 180°, maximum peak 400-600 nm 2020i: Photodiode, centered at 90° and 180° |