Orion Star A122 Conductivity Portable Meter

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Thermo Scientific Orion Star A122 Conductivity Portable Meters combine simplicity with accuracy. A large LCD displays conductivity or TDS readings along with temperature. Icons provide quick updates on battery life and completed calibration status. Simple button layout and onscreen messages help with calibration and setup menu choices.

  • Large, informative screen clearly shows the main information, including conductivity or TDS reading, temperature in ºC or ºF, meter mode and battery life
  • Don’t miss a reading – AUTOREAD ™ locks in the stable reading on your screen and ready indicator alerts when readings are stable
  • Selectable cell constant
  • Manual calibration or automatic calibration when using a Thermo Scientific Orion conductivity standard (sold separately)
  • Selectable reading reference temperatures of 20 °C or 25 °C for an accurate result
  • Non-volatile memory holds up to 50 data points
  • Four AA batteries (included) provide over 2000 hours of operation or purchase the universal power adapter (sold separately) to run meter on AC power
  • Perfectly portable, waterproof and protected to take anywhere with a IP67-rated housing
  • 3 year meter manufacturer’s replacement warranty
    Range 0.1 µS/cm to 200 mS/cm
    Temperature Set Point 0.1 µS/cm to 200 mS/cm
    Resolution 0.01 µS minimum; 3 significant figures minimum
    Relative Accuracy 0.5 % reading ±1 digit
    Reference Temperature 20, 25 °C (default)
    Temperature Compensation Linear (0.0 to 10.0 %/ºC)
    Compatible Cell Constants 0.001 to 10
    Number of Calibration Points 1
    Range 1 to 19,999 mg/L
    Resolution 4 significant digits
    Relative Accuracy 0.5 % reading ±1 digit
    TDS Factor Range Linear 0.01 to 10.00, default 0.49
    Range -5 to 105 °C, 23 to 221 ºF
    Resolution 0.1
    Relative Accuracy ±0.1
    Temperature Offset Calibration Yes
    Number of Points 50
    Log Function with AUTO-READ™
    Log Edit Delete last reading or all
    Conductivity 8-pin mini-DIN
    AC Adapter Optional – universal, 100-240 VAC
    Battery Power Included – 4 AAs
    Battery Life 2000 hrs