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    HM Digital COM-300: Waterproof Professional Series pH/EC/TDS/Temp Pocket Meter

    HM Digital COM-300: Waterproof Professional Series pH/EC/TDS/Temp Pocket Meter

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    Regular price $112.99 USD
    Regular price $159.95 USD Sale price $112.99 USD
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    COM-300

     


    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 & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more.

    FEATURES:

    • Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), and Temperature
    • Five scales: pH, 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-C3)
    • Factory Calibrated (pH/EC/TDS)
    • Includes translucent cap, 2 (AAA) alkaline batteries, pH 4 & 7 calibration solutions, pH storage solution and lanyard

     

    PRODUCT DESCRIPTION

    • pH Range: 0 – 14 pH
    • EC Range: 0 – 9990 µS; 0 – 9.99 mS
    • TDS Range: 0 – 8560 ppm (0.7 Scale); 0 – 5000 ppm (0.5 Scale)
    • Temperature Range: 0-55 °C; 32-130°F
    • Resolution:
      • pH: 0.1pH
      • EC 0 – 999 : 1μS ; 1000 – 9990 : μS ; 0- 9.99 mS :0.01 mS
      • TDS 0 – 999 : 1ppm / 1000 – 9990: 10 ppm
      • Temperature 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 & 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)
    • 442 is a registered trademark of the Myron L Company.
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