Instruction Manual TN-100/ T-100
18
7. Specifications
Parameter Specification
Measurement Method ISO 7027 compliant nephelometric method (90°)
Measurement Range 0 to 1000 NTU
Automatic Range Selection
0.01 – 19.99 NTU
20.0 – 99.9 NTU
100 – 1000 NTU
Resolution
0.01 NTU (0 – 19.99 NTU)
0.1 NTU (20 – 99.9 NTU)
1 NTU (100 – 1000 NU)
Accuracy ±2% of reading ± 1 LSD for 0 to 500 NTU;
±3% of reading ± 1 LSD for 501 to 1000 NTU.
Repeatability
± 0.01 NTU or ± 1% of reading, whichever is greater with
gel samples
Response Time < 6 seconds for full step change
Calibration Standards 0.02 NTU; 20 NTU; 100 NTU; 800 NTU
Standardization EPA-approved polymer-based primary standards
Light Source Infrared-emitting diode (850 nm wavelength)
Light Source Life > 1,000,000 tests
Detector Silicon photovoltaic
Stray Light < 0.02 NTU
Display
4-digit 14-segments customized liquid crystal display with
annunciators
Sample Cells (Vials)
Borosilicate glass with screw caps, fill line and indexing
mark.
51 (H) x 25 (Dia) mm ( 2 x 1 in)
Sample Volume Required 10 ml (0.33 oz)
Operating Temperature
Range
0°C to 50°C (32°F to 122°F)
Sample Temperature Range 0°C to 50°C (32°F to 122°F)
Operating Humidity Range 0-90% RH, non-condensing at 30°C (86°F)
Power Supply 4 x “AAA” Alkaline Batteries
Battery Life > 1200 readings
Enclosure Type & Rating: ABS Plastic / IP67 rated
Insulation Rating Pollution Degree 2
Weight: Meter: 200 g (7 oz)
Meter with case: 1.25 kg (2.75 lb)
Dimensions
Meter: 6.8 (W) x 15.5 (L) x 4.6 (H) cm;
(2.7 x 6.1 x 1.8 in)
Meter with Case: 16 (W) x 35 (L) x 12 (H) cm;
(6.3 x 13.8 x 4.7 in)
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