Hach-Lange 2100P - Portable Turbidimeter Instrument - Manual (Page 9)

Page 9
4650098 specs.fm SPECIFICATIONS
SPECIFICATIONS
Specifications are subject to change without notice. Operating specifications
applicable at 25 °C unless noted. Program software copyrighted by Hach Company,
1991.
Measurement Method: Ratio Nephelometric signal (90°) scatter light ratio to
transmitted light
Range: 0–1000 NTU (=FNU) with automatic decimal point placement or manual
range selection of 0–9.99, 0–99.9 and 0–1000 NTU (=FNU)
Accuracy: ± 2% of reading plus stray light from 0–1000 NTU
Resolution: 0.01 NTU on lowest range
Repeatability: ± 1% of reading or 0.01 NTU, whichever is greater
Response Time: 6 seconds for full step change without signal averaging in constant
reading mode
Stray Light: <0.04 NTU
Standardization: StablCal® Stabilized Formazin primary standards or Formazin
primary standards
Display: Four-digit liquid crystal; 10.16 mm high digits with custom icons
Light Source: Tungsten filament lamp
Detectors: Silicon photovoltaic
Signal Averaging: Operator selectable on or off
Sample Cells: (Height X width) 60.0 X 25 mm Borosilicate glass with screw caps,
marking band and fill line
Sample Required: 15 mL