HM Digital Water Resistant EC/TDS Hydrotester

HM Digital Water Resistant EC/TDS Hydrotester

  • $52.99
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2-10 Days 

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


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 µS; 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 µS solution. The meter can be recalibrated with digital calibration using the push buttons.

Includes a protective cap and batteries.


EC Range: 0 - 9990 µS; 0 - 9.9 mS T

DS Range: 0 - 5000 ppm (mg/L); 0 - 5.0 ppt

Temperature Range: 1-80 °C; 33-176 °F

Resolution: 1 µS/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 resistant

Power 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)

UPC: 891144000229