HM Digital COM-100 Waterproof EC/TDS/Temp Combo Meter

The COM-100 is a professional-level EC/TDS meter at an unbeatable price. It is ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, and more.

Details:

• Measures electrical conductivity (EC), total dissolved solids (TDS), salinity, and temperature
• Includes: Cap, batteries, and lanyard
• Large, easy-to-read LCD screen which includes simultaneous temperature reading
• Three different non-linear EC-to-TDS conversion factors (KCl, 442TM, NaCl
• Automatic Temperature Compensation (ATC) using three temperature coefficient
• Waterproof housing (IP67 rating)
• Digital Calibration (push button) to any point within the meter's range
• Auto-off function, data-hold function, and low-battery indicator
• Operates on (3) 1.5V button cell batteries (included)
• Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches)
• Weight: 90.7 g (3.2 oz)
• Replaceable sensor
• 1-year warranty


Specifications:

• EC Range: 0-9990 µS; 0-9.99 mS
  TDS Range: 0-8560 ppm (mg/L); 0-8.56 ppt
  Temperature Range: 0-80 °C/32-176 °F
  Resolution: 0-99: 0.1 µS/ppm/mS/ppt; 100-999: 1 µS/ppm; 1000-9990: 10 µS/ppm. Temp. resolution is 0.1 °C/F
  Accuracy: +/- 2%
  EC to TDS Conversion Factor: Non-linear conversions for KCl, 442TM or NaCl solutions, selected by the user
  Calibration: Digital calibration by push button
  Probe: Detachable platinum electrodes
  Housing: IP-67 Waterproof (submersible; floats)
  Power source: 3 x 1.5V button cell batteries (included) (model LR44 or equivalent)
  Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches)
  Weight: 90.7 g (3.2 oz)