HydroTester Commercial Handheld Test Instrument EC/TDS/Temp HM Digital COM-80

• Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing
• Four scales: EC: µS, mS; TDS: ppm, 0.5 (NaCl) & 0.7 (442™)
• Automatic Temperature Compensation (ATC)
• Water resistant
• 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.
• Includes a protective cap and batteries

• EC Range: 0 – 9990 µS; 0 – 9.9 mS
• TDS Range: 0 – 5000 ppm (0.5 Scale) ; 0-8560 ppm (0.7 Scale)
• Temperature Range: 1-80 °C; 33-176 °F
• Resolution: 1 µS/ppm; 0.1 mS
• Temp. Resolution: 0.1 °C/F
• Accuracy: +/- 2%
• Power source: 3 x 1.5V button cell batteries (LR44 or equivalent is included)
• 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