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HM Digital

PH-200 Waterproof pH Meter - HM Digital

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    Ideal for all liquid pH testing applications. Great for checking tap water and product water from your RO/DI system. Also works well for testing system water in hydroponics, aquaculture systems, labs & scientific testing environments, pools, and much more.



    • Measures pH and Temperature
    • Auto-ranging three point calibration with digital fine tuning
    • Includes 4 pH buffer solution in a sponge embedded in a clear cap
    • Waterproof housing (IP-67 rating)
    • Simultaneous temperature display
    • Measurement Range: 0-14 pH
    • Digital automatic calibration (one point), with digital fine tuning
    • 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 PH-200 meter is three-point factory calibrated to 4, 7, and 10 pH. The meter can be recalibrated with digital calibration using the push buttons, rather than a screwdriver.
    • Includes a cap, batteries, lanyard, and pH 7.0 buffer



    • pH Range: 0 - 14
    • Temperature Range: 0-80 °C; 32-176 °F
    • Resolution: 0.01 pH; Temperature resolution is 0.1 °C/F
    • Accuracy: +/- 0.1 pH Temperature accuracy is +/-1%
    • Calibration: Digital automatic calibration (one point) with digital fine tuning
    • Electrode: Replaceable glass sensor and reference tube electrodes
    • Housing: IP-67 Waterproof (submersible; floats)
    • Power source: 2x AAA Batteries (included)
    • Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches)


    What's Included?

    • 1x PH-200 Pen
    • 2x AAA Batteries
    More Information
    Product Name PH-200 Waterproof pH Meter - HM Digital
    SKU 205440
    UPC 891144000021
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