Thermo Scientific - Orion 2-Star

Manufactured by  Thermo Scientific
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Benchtop pH Meter

Thermo Scientific benchtop pH meter for environmental, industrial and educational use. Value-priced pH Meter for general purpose pH measurements in the lab. 
Economical, accurate measurement of pH, mV and temperature. Specifically designed for environmental, industrial and educational applications, the Orion 2-Star is a significant upgrade from Thermo Scientific Orion 410A+ and 420A+ meters.
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Features of Orion 2-Star
  • Easy to operate in any mode 
    • Bright, backlit LCD display with ready indication 
    • Simultaneous display of pH, mV or ORP, plus temperature 
    • Convenient built-in Quick-Start Guide with calibration instructions 
    • Stores up to 50 datapoints with time and date stamp 
    • Automatic or manual temperature compensation 
    • IP54 dustproof and splashproof 
  • Extra features in every mode 
    • pH: automatic or manual calibration; 1 to 3 calibration points; auto-buffer-recognition of NIST*, US, DIN and custom buffers 
    • mV/ORP: EH autocalibration to standard hydrogen electrode 
  • Increased accuracy 
    • Improved stability algorithm improves calibration and measurement accuracy 
    • SMART STABILITY* and SMART AVERAGING* functions optimize accuracy, precision and response time 
    • Advanced self-tests on meter operation, self-diagnostics
General Specifications
mV Resolution0.01 mV
pH Range0.001 to 14.999
pH Resolution0.1 pH
Power Requirements Universal AC line voltage or 4 "AA" batteries
Temperature Accuracy0.1 °C
mV Accuracy±0.2mV or 0.05% of reading, whichever is greater
pH Accuracy±0.002pH
pH Meter Temperature Range-5 to 105 °C
pH Meter TypeBenchtop

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