เครื่องวัดกรดด่าง EC900: Waterproof DO Kit 9-in-1 Meter DO/pH/EC/TDS
เครื่องวัดกรดด่าง 9-in-1 Meter with Lab-Quality Performance
Features:
Measures Dissolved Oxygen concentration/saturation, pH, mV, Conductivity, TDS, Salinity, Resistivity and Temperature
Automatic salinity compensation and manual barometric pressure compensation for DO measurements
One button pH calibration (4, 7, and 10pH)
Choice of 3 point pH calibration for better accuracy
One point Conductivity calibration - automatically recognizes 8 calibration solutions from USA, Europe and China series
Automatic Temperature Compensation (non-linear compensation for purified water <10µS/cm to improve measuring accuracy)
Memory stores up to 400 readings with series number, measured value and temperature
Large blue backlit dual LCD display
Auto power off saves battery life with disable function
Waterproof housing
Complete with DO probe, pH/mV/Temp electrode, polymer Conductivity cell, pH and Conductivity calbration solutions, batteries and hard carrying case
** หัววัด ORP ซื้อเพิ่ม
Specifications
Function Range Resolution Accuracy
Dissolved Oxygen concentration 0 to 40.00mg/L 0.01mg/L ±1.5%FS
Dissolved Oxygen saturation 0 to 200.0% 0.1% ±1.5%FS
pH -2.00 to 19.99pH 0.01pH ±0.02pH
mV -1999 to + 1999mV 1mV ±0.15mV
Conductivity 0.00 to 199.9mS (0.00 to 19.99 uS/c) , (20.0 to 199.9 uS/cm)
(200 to 1999 uS/cm) , (2.00 to 19.99 mS/cm) , (20.0 to 199.9 mS/cm) 0.01μS ±1.5%FS
TDS 0 to 100g/L 0.0mg/L ±1.5%FS
Salinity 0 to 100ppt 0.01ppt ±1.5%FS
Resistivity 0 to 100MΩ . cm 0.1Ω ±1.5%FS
Temperature (pH and mV) 32 to 212°F (0 to 100°C) 0.1° ±1°F/±0.5°C
Temperature (other) 32 to 122°F (0 to 50°C) 0.1° ±1°F/±0.5°C
Power Two AA Batteries
Dimensions/Weight
4.7x2.6x1.2" (120x65x31mm)/6.3oz (180g)
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