TDS Meters
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HM Digital PM-2 In-Line TDS Alarm Monitor
$69.00External 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...TDS-PM-2$69.00 -
HM Digital EC / TDS / TEMP Combo Meter COM-100
$76.95Specifications: 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)...TDS-Com-100$76.95