An easy to read single-line TDS monitor that provides a digital readout.

Ideal for any water filtration system, including reverse osmosis systems, coolers and much more.

SM-1: In-line Single TDS Monitor

SKU: SM-1
    • Range: 0-9990 ppm: (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
    • Displays TDS level of a single water line
    • Efficient and accurate
    • 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 one 1/4 inch T-fitting (also available in 3/8″ or 1/2″).
    • Installs quickly and easily