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Oakton™ Testr PCTS 50 Waterproof Pocket pH/Cond/TDS/Salinity Tester

Great for water, wastewater, laboratory or plant use, these multiparameter testers feature long-life pH electrodes with a wide range of sample compatibility. Ideal for pH, conductivity, TDS, salinity, and temperature testing.

Catalog No. 11-747-329

This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.

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



  • Combine measurement capabilities of three testers in one convenient pocket-sized unit
  • Up to 3 point pH calibration with NIST or USA auto buffer recognition
  • Conductivity, TDS, and salinity feature auto ranging based on the concentration of your sample
  • Redesigned leakproof cap functions as a sample/calibration cup, hydrating cup, and stabilizing base to stand the meter upright 

Warranty and Services

1 Year



50 Series
-1 to 15
0.1 μS, 1 μS; 0.01 mS
0 to 10.00 ppt
±1% full-scale
±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
Protective plastic storage case, lanyard, and 4 AAA batteries.
0 to 20.00 mS
±1% full-scale
0.1 ppm, 1 ppm, 0.01 ppt
0 to 10.00 ppt
Up to 3 points
pH, Conductvity, TDS, Salinity, Temperature
Hold Data
150+ hours
5 to 45°C
Salinity: 0.10 ppt
0 to 60°C
Integral multiparameter probe
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