Commercial In-Line Dual TDS Meter
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Dual Inline TDS meter


Displays TDS levels of the feed water and product water with in & out electrode probes. MPN#DM1#

SKU: DM1 Category:
Product Details

Displays TDS levels of the feed water and product water with in & out electrode probes. 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. 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.) Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver. Comes equipped with John Guest Quick-Connect T-fittings as shown. Installs quickly and easily.
Product Specifications

  • Range: 0-9990 ppm
  • Accuracy: ±2%
  • 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 (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.)
Purchase HM digital 342 calibration solution. Disconnect both tee fittings keep probes inside .turn on monitor and place 1st tee fitting in solution all the way. If the tee fitting submersed all the way in the solution does not match the solution, adjust the reading up or down by gently turning the orange screw up or down clockwise or counterclockwise to raise or lower the reading. To match solution.
Whats Included?

1 HM Digital Dual inline TDS meter
2 year Waranty
Additional information
Weight 10 lbs
Dimensions 5 × 3 × 4 in