Waterproof Conductivity Tester | Eutech ECTestr 11+ EC-ECTEST11PLUS LARGE SCREEN WATERPROOF CONDUCTIVITY TESTER - Up to 3 Conductivity ranges - Calibrate up to 3 points to achieve maximum accuracy - Selectable single/multi point calibration with auto/manual option - 1% full scale accuracy - Unique cup style sensor with Valox casting, industrial grade SS316 stainless steel sensor element protects against harsh sample and ensure superior chemical durability - Rugged and waterproof to IP67 standards, So light, it floats - Calibration setting remain, even when you run out of batteries - 100% waterproof and dustproof to IP67 standards Application : - Water and waste water treatment, - Boiler blowdown, - Electroplating rinse tanks, - Drinking water, - Hydroponics, - Printing Industry, - Aquaculture, - Aquarium amp; Fish Farms, - Swimming Pools, -0ther Specifications : Range : 0 to 200.0 S/cm 0 to 2000 S/cm 0 to 20.00 mS/cm Resolution : 0.1 S/cm , 1 S/cm 0,01 mS/cm Accuracy : 1% Full Scale Calibration Points (auto) : 3 (84S, 1413 S and 12.88 mS/cm) (manual) : 3 (one per range) Temperature display : Yes Operating Temperature : 0 to 50 0C ATC : 0 to 50 0C Temperature coefficient : 2% per 0C Normalization Temperature : 25.0 0C Auto off : 8.5 minutes after last key pressed Power : 4 x 1.5 V , gt; 150 hours LCD display : Custom dual display (2.7 cm(H) x 2.1 cm(W)