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The Apera Instruments TDS20 Value Pocket TDS Tester is simply the most reliable pocket conductivity ppm tester/meter with the best value for all kinds of routine testing, including tap water/drinking water testing, agriculture, aquaculture, swimming pool, education, etc.

  • The unique platinum black conductivity probe technology ensures wide range measurement with accuracy and consistency.
  • An ultra clear 180˚ viewing angle screen with temp./TDS value dual display and indications of completed auto calibrations and stable readings.
  • Complete kit with calibration solutions (1413 µs and 12.88 mS), AAA batteries, and a lanyard all in a rugged carrying case.
  • 1-2 points auto calibration and 0 to 50˚C auto temp. compensation, ±1% F.S accuracy with 0 to 20.00 mS/cm wide conductivity measuring range
  • Self-diagnosis with an out-of-range warning and incorrect calibration reminders.
  • IP67 Water-proof and dust-proof, floats on water so no need to worry if you drop it in the water by accident.
  • 200 hours' continuous operation powered by AAA batteries (with low power warning and auto power off in 8 min if no operation).

TDS20 Value Pocket Conductivity Tester Kit

  • 1. TDS Range: 0 to 100.0 ppm, 0 to 1000 ppm, 0 to 10.00 ppt

    Resolution: 0.1/1 ppm; 0.01 ppt

    Accuracy: ±1% F.S

    Calibration Points: Automatic 1 to 2 points

    Temperature Compensation: Auto Temperature Compensation 0 to 50 °C (32 to 122°F)

    2. Temp. Range: 0 to 50°C (32 to 122°F)

    Resolution: 0.1°C

    Accuracy: ±0.5°C

    3. LCD: 180° Viewing Angle LCD

    4. Stable Reading Indication: Smiley Face icon

    5. Low-Battery Warning: Battery icon flashing, reminder of battery replacement

    6. Self-Diagnosis: Yes

    7. Heads-Up Function: No

    8. Auto. Power-Off: Yes, auto power-off in 8 minutes without operation

    9. Waterproof Rating: IP67; Floatable

    10. Power: DC3V, AAA batteries*4

    11. Battery Life: Continuous operation up to 2000 hours

    12: Dimensions& Weight

    Tester: (40*31*178) mm/ 107g With case_(190*165*40) mm/ 438g

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