HM Digital Pro Series Pen style pH/TDS/EC/Temp meter
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2026_06_06_3160315

HM Digital Pro Series Pen style pH/TDS/EC/Temp meter

Original price was: $182.99.Current price is: $45.74.

SKU: 9114047774962 Category:

Description

  • COM-300: Waterproof Professional Series pH/EC/TDS/Temp Meter The COM-300 is a professional grade level pH/EC/TDS/Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs and scientific testing, pools and spas, ecology testing, boilers and cooling towers, water treatment and more. Features Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), and Temperature Five scales: pH, uS, mS, ppm 0.5 (NaCl) Scale and 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-C3) Factory Calibrated (pH/EC/TDS) Includes translucent cap, 2 (AAA) alkaline batteries, pH 4 and 7 calibration solutions, pH storage solution and lanyard Specifications pH Range: 0 – 14 pH EC Range: 0 – 9990 uS; 0 – 9.99 mS TDS Range: 0 – 8560 ppm (0.7 Scale); 0 – 5000 ppm (0.5 Scale) Temperature Range: 0-55 degrees C; 32-130 degrees F Resolution: pH: 0.1pH EC 0 – 999: 1uS; 1000 – 9990: uS; 0- 9.99 mS:0.01 mS TDS 0 – 999: 1ppm / 1000 – 9990: 10 ppm Temperature 0.1 degrees C/ degrees 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 and pH glass sensor with reference tube electrodes Housing: IP-67 Waterproof (submersible; floats) 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: 101.5g (3.6 oz)
    • Specifications
  • EACH: CASE | MASTER CASE | PALLET
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