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A consumer friendly monitor measuring feed (input) water vs. product (output) water of a water filtration system at any time.

Ideal for Reverse Osmosis, Deionized water filtration systems, Aquariums, Hydroponics and more.

DM-1 - In-Line Dual TDS Monitor

    • Displays TDS levels of feed water and product water with in & out electrode probes
    • Efficient and accurate with advanced microprocessor technology
    • Auto-Off function conserves battery power. (Shuts off automatically after 10 minutes of non-use)
    • Factory Calibrated: meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver.
    • Comes equipped with two 1/4 inch T-fittings (also available in 3/8″ and 1/2″)
    • Installs quickly and easily
    • Range: 0-9990 ppm Dual Range 0-9990 ppm (From 0 – 999 ppm the resolution is 1 ppm. From 1000 to 9990 ppm, the resolution is 10 ppm, indicated by a blinking ‘x10’ image.)
    • Accuracy: ±2%
    • Conversion Factor: NaCl (avg. 0.5)
    • Cable Length: 24.5″ (including sensor)
    • Fittings: 1/4″ standard, also available with 3/8″ or 1/2″
    • Power source: 2 x 1.5V button cell batteries (LR44 or equivalent; included)
    • Battery life: approx. 1000 hours of continuous use
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