The microprocessor-based waterproof Infra-Red Turbidity meter TN-100 is easy-to-use and meets all rigor of rugged field applications. Using an Infrared light source, it delivers laboratory accuracy with a resolution of 0.01 NTU across an extended range of up to 20 NTU (Nephelometric Turbidity Units).
Specifications | |
Turbidity range: | 0 to 2000 NTU |
Resolution: | 0.01 NTU (0 to 19.9 NTU) 0.1 NTU (20.0 to 99.9 NTU) 1 NTU (100 to 2000 NTU) |
Accuracy: | ± 2 % of reading ± 1 LSD ( 0 to 500 NTU) ± 3 % of reading ± 1 LSD (501 to 2000 NTU) |
Repeatability: | ± 1 % of reading or ± 0.01 NTU |
Calibration Points: | 4 points (automatic) |
Response Time: | < 6 seconds for full step change |
Calibration Standards: | 0.02 NTU; 20.0 NTU; 100 NTU; 800 NTU |
Light Source: | Infrared-emitting diode (850 nm) |
Light Source Life: | > 1,000,000 tests |
Power supply: | 4 x 1.4 V batteries, > 200 h |