
Description
The COM-100 is a professional grade level EC/TDS/Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more
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.

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Technical details
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) |
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