Thermo Scientific™ Orion Star™ A123 Dissolved Oxygen Portable Meter

Description

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.

• 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

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