Hydrologic DM-2 Industrial Dual TDS Monitor ac-dehumidification-humidification and prevents your nutrients from

and prevents your nutrients from falling out of solution

Bug & pathogen free Dry compressed granules offer flexibility and are used as needed

and can be used with or without water cooling

The meter is fully cosine corrected for the angular incidence of light

Hydrologic DM-2 Industrial Dual TDS Monitor ac-dehumidification-humidification and prevents your nutrients fromMeasure the untreated water coming in vs. the purified water going out of your reverse osmosis system at any time. This is important in determining when the RO membranes need to be changed. Auto Off function conserves battery power. The unit shuts off automatically after 20 seconds. 90 ppm, the resolution is in 10 ppm increments, indicated by a blinking 'x10' image. Factory calibrated: all meters are calibrated with a 342 ppm NaCl solution. Meters can