Hãng sản xuất: HANNA - Ý Range 0.00 to 9.99; 10.0 to 99.9 and 100 to 1000 NTU Range Selection automatic Resolution 0.01 NTU from 0.00 to 9.99 NTU; 0.1 NTU from 10.0 to 99.9 NTU; 1 NTU from 100 to 1000 NTU Accuracy @25°C ±2% of reading plus 0.02 NTU Repeatability ±1% of reading or 0.02 NTU, whichever is greater Stray Light < 0.02 NTU Light Detector silicon photocell Light Source tungsten filament lamp Lamp Life greater than 100,000 readings Method Ratio Nephelometric Method (90°), ratio of scattered and transmitted light; Adaptation of the USEPA Method 180.1 and Standard Method 2130 B Measuring Mode normal, average, continuous Turbidity Standards <0.1, 15, 100 and 750 NTU Calibration two, three or four-point calibration Log Memory 200 records PC Connectivity...