The HM Digital DM-1 Digital TDS Monitor is The Perfect Way To Monitor the Quality of Your RO Water
- Auto-Off function conserves battery power
- 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)
- Comes equipped with John Guest Quick-Connect 1/4" T-fittings as shown. Installs quickly and easily.
- Measures the tap water coming in vs. the purified water going out of your system at any time.
- Use the monitor to determine when the membrane need to be changed.