HM Digital Pro Series Pen style TDS/EC/Temp meter
COM-100: Waterproof Professional Series EC/TDS Meter
The COM-100 offers professional-grade EC/TDS/Temp measurement, perfect for water quality testing, hydroponics, water purification, wastewater regulation, aquaculture, colloidal silver production, scientific labs, pools, spas, ecology testing, boilers, cooling towers, and water treatment applications.
Features Measures electrical conductivity (EC), total dissolved solids (TDS), and temperature.
UPGRADED: Four scales: µS, mS, ppm 0.5 (NaCl) Scale & 0.7 (442™) Scale
Automatic Temperature Compensation (ATC) using three temperature coefficients
Waterproof housing (IP-67 rating)
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.
Replaceable Sensor (model SP-C1)
Factory Calibrated: The COM-100 meter is calibrated with a 1413 µS solution.
UPGRADED: Includes translucent cap, 2 (AAA) batteries and lanyard.
Specifications
EC Range: 0 – 9990 µS; 0 – 9.99 mS
TDS Range: 0 – 8560 ppm (0.7 Scale); 0 – 8.56 ppt (0.7 Scale)
0 – 5000 ppm (0.5 Scale); 0-5.00 ppt (0.5 Scale)
Temperature Range: 0-55 °C; 32-130°F
Resolution: 0-99: 0.1 µS/ppm/ 0.01mS/ppt; 100-999: 1 µS/ppm; 1000-9990: 10 µS/ppm. Temp. resolution is 0.1 °C/F
Accuracy: +/- 2%
EC to TDS Conversion Factor: Non-linear conversions for KCl, 442TM or NaCl solutions, selected by the user.
Probe: Detachable platinum electrodes
Housing: IP-67 Waterproof (submersible; floats)
UPGRADED: Power source: 2 x Triple A (AAA) included
Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches)
Weight: 127g (4.5 oz)