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

M DIGITAL SM-1 IN-LINE SINGLE TDS MONITOR WITH 1/4" FITTINGS

FEATURES

• Displays TDS level of a single water line.
• Highly efficient and accurate due to its advanced microprocessor technology.
• Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use.
• Wide 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.)
• Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver.
• Comes equipped with  Mur-lok^® Quick-Connect T-fitting (1/4 inch standard, also available in 3/8" or 1/2" ).
• Installs quickly and easily.

SPECIFICATIONS

• Range: 0-9990 ppm 
• 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 
• Size: 7.6 x 2 x 4.7 cm (3 x .8 x 1.9 in.) 
• Weight: 79.4 g (2.8 oz.)