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Thermo Scientific Orion
Star A123 Dissolved Oxygen Portable Meter

Thermo Scientific Orion Star A123 Dissolved Oxygen Portable Meters combine simplicity with accuracy. A large LCD displays dissolved oxygen 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 DO reading in mg/L or % saturation, temperature in ºC or ºF, meter mode and battery life
  • Automatic temperature, manual salinity input and manual barometric pressure compensation for an accurate result
  • Don’t miss a reading – AUTOREAD ™ locks in the stable reading on your screen and ready indicator alerts when readings are stable
  • Two calibration options to meet your procedural requirements: water-saturated air method or a Winkler titration
  • Accepts Thermo Scientific Orion polarographic dissolved oxygen probes
  • 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 manufacturer's meter replacement warranty

CanLab No. Description Qty/Uom
23X8121 Star A123 DO Portable Meter with 4 AA batteries, literature CD, printed quick start guide and meter test certificate 1/EA
33X8121 Star A123 DO Portable Meter with 083005MD Orion polarographic dissolved oxygen sensor, 080513 DO maintenance kit, protective meter armor, hard-sided field case, 4 AA batteries, literature CD, printed quick start guide and meter test certificate 1/EA
83T2811 Star A123 DO Portable Meter with 083010MD Orion polarographic dissolved oxygen sensor with 3 meter cable, 080513 DO maintenance kit, protective meter armor, hard-sided field case, 4 AA batteries, literature CD, printed quick start guide and meter test certificate 1/EA

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