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Thermo Scientific™ Orion Star™ A123 Dissolved Oxygen Portable Meter
BIOPHARMA

Product Code. 11641449 Shop All Thermo Scientific Products
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Probe Type:
DO Sensor
DO Sensor, 3m Cable
Not included
Unit Size:
Each
This item is not returnable. View return policy

Product Code. 11641449

Brand: Thermo Scientific™ STARA1230

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Take simple dissolved oxygen and temperature measurements with this portable meter with easy operation for basic field testing.

Take simple, routine dissolved oxygen and temperature measurements with the Thermo Scientific™ Orion Star™ A123 Dissolved Oxygen Portable Meter. This instrument is easy-to-use and budget-friendly, designed for basic dissolved oxygen analysis in the field. Calibrate polarographic DO probes using water-saturated air or custom value using Winkler titration. Quickly navigate setup menus and ensure consistent calibrations using the simple keypad layout and on-screen text prompts. Use the included electrode stand to easily place sensors in samples and simplify storage.

Thermo Scientific Orion Star A123 dissolved oxygen portable meters are a simple, economical solution for your routine outdoor sample analysis. Featuring an emphasized measure key, selectable read modes and measurement stability indicator, our basic Orion Star A123 dissolved oxygen meters are designed to deliver measurements you can trust at an affordable price.

  • Measure dissolved oxygen in percent saturation or mg/L with temperature using polarographic DO probes
  • Calibrate using water-saturated air or custom value (Winkler titration)
  • Automatically compensate DO readings using ATC temperature, manual salinity input and manual barometric pressure
  • Simplified, easy-to-read display shows main measurement with temperature, stability indicator and electrode condition icon
  • User-friendly operation with basic calibration text prompts
  • Easily recall calibration data for procedure checks
  • Non-volatile memory preserves 50 point internal data log and meter settings, even with loss of power
  • Flexible power options with AA batteries or optional universal power adapter
  • IP67-rated housing is waterproof for rugged field operation
  • Meter kits include hard-sided field case and protective meter armor with electrode holders, adjustable wrist/belt strap and built-in meter stand
  • Meters offer CE, TUV 3-in-1 and FCC Class A certifications and 3-year replacement warranty
TRUSTED_SUSTAINABILITY

Specifications

Description Orion Star A123 dissolved oxygen portable meter
Includes Star A123 DO meter, 4 AA batteries, literature CD, printed quick start guide and meter test certificate
Barometric Pressure Correction 450 to 850mmHg, automatic with manual entry
Outputs None
Measurement Modes Dissolved Oxygen (% Saturation), Dissolved Oxygen (mg/L with Temperature)
Sensor Types Polarographic Dissolved Oxygen Sensor
Range (Polarographic DO) 0.00 to 20.00 mg/L
Percent Saturation Range (Polarographic DO) 0.0 to 200.0 % saturation
Resolution (Polarographic DO) 0.01, 0.1mg/L
Accuracy (Polarographic DO) ±0.2mg/L or ±2% of reading, whichever is greater
Pressure Range 450 to 850mmHg (manual entry)
Calibration Modes Water-saturated air, manual (Winkler titration)
Temperature (Metric) Range 0.0°C to 50.0°C
Resolution (Temperature) 0.1°C (0.1°F)
Accuracy (Temperature) ±0.1°C
Temperature Selection Automatic with ATC temperature probe
Temperature Probe Calibration 1 point temperature offset calibration
Display Type LCD
Memory Non-volatile memory preserves log and settings
Data Points 50
Log Function Type Automatic with Auto-Read Measure Mode, Manual with Continuous Measure Mode
Data Management Details Internal data point memory
Inputs 9 pin MiniDIN (polarographic DO sensor with built-in temperature)
Certifications/Compliance CE, TUV 3-1, FCC Class A
IP Rating IP-67
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Dimensions (L x W x H) 24 cm x 10 cm x 6.5 cm (9.5 in. x 3.9 in. x 2.6 in.)
Weight (Metric) 0.5 kg
Weight (English) 2 lb.
Relative Humidity Range 5 to 85 %, non-condensing
Warranty 3 Year Meter Warranty
Percent Saturation Range Polarographic DO 0.0 to 200.0 % saturation
Keypad Simple with highlighted measure key, scroll and shortcut keys
Languages English
Model Orion Star A123 Dissolved Oxygen/Temperature Portable Meter
Percent Saturation Resolution (Polarographic DO) 0.1, 1 % saturation
Percent Saturation Relative Accuracy (Polarographic DO) ±2 % saturation or ±2% of reading whichever is greater
Power Supply 4 AA batteries (included) or universal AC adapter (sold separately)
Probe Type Not included
Channels 1
Salinity Factor 0 to 45 ppt, automatic correction using manual entry of sample salinity
Stability Smart Stability and Smart Averaging
Temperature (English) Operating 41°F to 113°F (ambient)
Temperature (Metric) Operating 5°C to 45°C (ambient)
Battery Life 2000 hours
Battery Type Four AA (included)
Type DO Meter
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