CyberScan DO1500 EUTECH Product Features :: Measures Dissolved Oxygen (DO) in %Saturation. ppm and mg/L :: Can be used to determine Biochemical Oxygen Demand (BOD) :: Automatic calibration at 100% and independent 0% calibration enhances sensitivity for low oxygen measurement :: Automatic Compensation after manual input of barometric pressure and salinity values for variations in oxygen solubility to ensure optimum results :: Polarographic self-stirring DO/BOD probe (USA EPA approved) available Specifications Product Specification Description DO range (ppm and mg/L) 0 to 60 ppm (mg/L) Resolution (ppm and mg/L) 0.01 ppm (mg/L) DO Range (%Saturation) 0 to 600% Resolution (%Saturation) 0.1% Accuracy ±0.1% Full Scale + 1 digit Temperature Range 0.0 to 45.0°C (32.0 to 113.0°F) Resolution 0.1°C (0.1°F) Accuracy ±0.3°C (±0.5°F) Barometric pressure compensation 450 to 825 mmHg Salinity Correction 0 to 45 ppt Display Large Custom LCD - 105 X 75 mm (screen size) with contrasted background Memory 100 Data Sets Output Bi-directional RS232 Special Functions Automatic barometric pressure and salinity compensation Power DC power adapter for 110VAC/ 220VAC, centre negative Dissolved Oxygen DO Meter DO1500 Eutech Water Quality Meter à¤Ã×èͧÇÑ´ DO à¤Ã×èͧÇÑ´¤Ø³ÀÒ¾¹éÓ à¤Ã×èͧÇÑ´»ÃÔÁÒ³ÍÍ¡«Ôਹ㹹éÓ