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Oakton™ Testr CTS Pocket Cond/TDS/Salinity Tester

These CTS testers make measuring water quality easier and faster. Three-in-one tool measures conductivity, TDS, and salinity

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Catalog No. 11-747-331

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Includes: Protective plastic storage case, lanyard, and 4 AAA batteries.



  • Redesigned leakproof cap functions as a sample cup and stabilizing base to stand the meter upright
  • Automatic temperature compensation ensures accurate reading in varying environments
  • Easy-to-navigate interface for quick setup and calibration

Warranty and Services

1 Year



50 Series
0 to 20.00 mS
±1% full-scale
0.1 ppm, 1 ppm, 0.01 ppt
0 to 10.00 ppt
±0.9°F (0.5°C) from 32 to 122°F (0 to 50°C); ±1.8°F (1.0°C) from 122 to 140°F (50 to 60°C)
Graphics, dot matrix 80 x 100 pixel
Checkmark indicator
Four AAA alkaline
41 to 113°F
Water quality testing, buffer and reagent production, electrochemistry
32 to 140°F
1 Year
Pin style integral conductivity cell
Protective plastic storage case, lanyard, and 4 AAA batteries.
0.1 μS, 1 μS; 0.01 mS
0 to 10.00 ppt
±1% full-scale
Conductvity, TDS, Salinity, Temperature
Hold Data
150+ hours
5 to 45°C
Salinity: 0.10 ppt
0 to 60°C
Conductivity Meter
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