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HM Digital
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HM Digital COM-80: EC/TDS HydroTester
The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.
FEATURES
Measures electrical conductivity (EC), total dissolved solids (TDS). Exellent for nutrient testing.
Four scales: EC: µS, mS; TDS: ppm, ppt
Automatic Temperature Compensation (ATC)
Water resistant
Measurement Range: 0-9990 µ S; 0-5000 ppm; 0-9.9 mS; 0-5.0 ppt
Digital Calibration (push button) to any point within the meter's range
Auto-off function, data-hold function and low-battery indicator
Display: large and easy-to-read LCD screen includes simultaneous temperature reading.
Factory Calibrated :The COM-80 meter is calibrated with a 1413 µ S solution. The meter can be recalibrated with digital calibration using the push buttons.
Includes a protective cap and batteries.
Need help deciding which meter is right for you? View our
SPECIFICATIONS
EC Range: 0 - 9990 µ S; 0 - 9.9 mS TDS Range: 0 - 5000 ppm (mg/L); 0 - 5.0 ppt Temperature Range: 1-80 °C; 33-176 °F Resolution: 1 µ S/ppm; 0.1 mS/ppt. Temp. resolution: 0.1 °C/F Accuracy: +/- 2% EC-to-TDS Conversion Factor: NaCl (avg of 0.5). Calibration: Digital calibration by push button. Probe: Fixed Housing: Water resistantPower source: 3 x 1.5V button cell batteries (included) (model LR44 or equivalent)Dimensions: 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches) Weight: 53.9g (1.9 oz)