Water Test Meters: COM 100

HM Digital Com 100

The HM Digital COM-100 Water Quality Tester is a combination electrical conductivitiy meter, TDS meter, and temperature reader all in one! This waterproof device is ideal for a wide variety of applications including scientific testing, ecology testing, water treatment and much much more.

The COM-100 EC/TDS/Temp Combo Meter Features:

  • Measures Electrical Conductivity, Total Disolved Solids, and Temperature
  • Three different Calibration options -- KCl, 442, and NaCl
  • Automatic Temperature Compensation (ATC)
  • Waterproof Housing
  • Digital Calibration -- push button, no screwdriver required
  • Auto-off Function to conserve battery power
  • Data-Hold Function
  • Low-Battery Indicator
  • Large, Easy-to-read LCD screen
  • Factory Calibrated

The HM Digital COM-100 Water Tester Specifications:

  • EC Range: 0-9990 micro S
  • TDS Range: 0-8560 ppm
  • Temp Range: 0-80 Celcius / 32-176 Farenheit
  • Accuracy: plus or minus 2%
  • EC to TDS Conversion Factor: Non-linear conversions for KCl, 442TM or NaCl solutions, set by the user
  • Probe: Detachable platinum electrodes
  • Housing: Waterproof (submersible)
  • Power Source: 3 x 1.5V button cell batteries
  • Dimensions: 18.5 x 3.4 x 3.4 cm or 7.3 x 1.3 x 1.3 inches
  • Weight: 3.2 oz

The COM100 includes a cap, batteries, and lanyard.

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