TDS Meters

HM Digital EZ TDS meter tests the TDS (total dissolved solids), which is an indicator of water quality. Product Features Measures TDS Tests TDS (total dissolved solids), an indicator of water quality Water-resistant housing Entire housing...

The HM Digital DM-1 in-line dual TDS monitor allows you to monitor both the untreated water and the purified water and compare the two. The TDS, displayed on the LCD screen, is measured up to 9990 ppm, and the meter comes pre-calibrated and ready to...

External inline TDS monitor Adjustable Setpoint Range: 0-200ppm Optional Alarm Standard 1/4" fittings The PM-2 in-line TDS monitor by HM Digital allows you to monitor water purity and alert you when it excedes the user adjusable setpoint...

Specifications: Measures electrical conductivity (EC), total dissolved solids (TDS) and temperature Three different calibration options (KCl, 442TM, NaCl), each with its own non-linear conversion factor Automatic temperature compensation (ATC)...