ручка TDS метр

FEATURES * 0 to 1000 ppm * LCD with displays in both TDS and temperature* Pen type digital meter, all in one, electrode is included, easy for general purpose application* Data hold function for freezing the desired value* Waterproof and protection* High accuracy* Already calibrated before left factory* Compact size, light weight* Easy to change the TDS electrode* Power supply by DC 1.5 V battery (LR44, BAT ) x 4 PCs* Build in temperature sensor, ATC (auto temperature compensation)* Available for wide applications, such as aquarium, beverage, laboratory, water quality control, school & colleges, swimming pools, water conditions* One point calibration for TDS 706 ppm1413μS/cm* Temperature measurement, or* Auto power off in 5 minutesSpecifications Specifications ParametersMeasurement RangeTDS0 1000ppmTemp.0 50oC ( 32 122oF ).AccuracyTDS± 2 ppm+1%FS After calibrationTemp.± 0.8oC / ± 1.5oFResolutionTDS1ppmTemp.0.1oC/ 0.1oFCalibration Points706ppm1413us/cm; 1point calibrationTemperature CompensationAutomatic; 0 50oCDisplayLCD: shows both TDS & temperaturesize : 20 mm x 27 mmPower supplyDC 1.5 V battery (LR44, BAT ) x 4 PCsOperating HumidityLess than 80% RH.HousingWaterproofDimension188 x 38 mm * Meter with pH electrode.Weight82g (electrode included).