Home > All Categories > Analytical > pH Meters > Thermo Scientific - Orion Star A321

Thermo Scientific - Orion Star A321
Manufactured by Thermo Scientific

Thermo Scientific - Orion Star A321
Orion* Star* A321 pH Portable Meter

The Thermo Scientific* Orion Star A321 pH Portable Meteris the top choice for testing samples anywhere. It is rugged and dependable, making it ideal for every sample, every day, everywhere.      The Thermo Scientific Orion Star A321 pH Portable Meter is the top choice for advanced measurements on location. Get the information you need quickly and easily from the large, backlit graphic LCD display. Informative display shows pH/mV/RmV and temperature along with electrode status, time, date, sample ID, user ID and calibration points. Advanced features such as stability and averaging options provide additional options allowing for laboratory accuracy everywhere you need it.


   • Anyone can use this meter with its plain language screen prompts, soft keys that update for easy selection and amulti language interface that supports English, Spanish, French, Italian, German and Chinese   • Don't miss a reading – AUTO-READ* locks in the stable reading on your screen, ready indicator alerts when readings are stable and timed reading gathers data in specifictime intervals   • Up to 5 point pH calibration with automatic recognition for USA/NIST and DIN buffers   • Fix errors without a complete recalibration with calibration editing   • Non-volatile memory holds up to 5000 datapoints with time and date stamp   • Easily transfer data and keep meter software up-to-date with the USB and RS232 ports and complimentary data analysis software   • Four AA batteries (included) provide over 800 hours of operation or purchase the universal power adapter (sold separately) touse AC power   • Perfectly portable, waterproof and protected to take anywhere with a IP67-rated housing  

Measured pH RangeExtended
mV Accuracy±0.2mV or ±0.05% of reading whichever is greater
mV Resolution0.1 mV
pH Accuracy±0.002
pH Meter Temperature Range-5 to 105 °C
pH Meter TypePortable
pH Range-2 to 20
pH ResolutionSelectable
Temperature Resolution0.1 °C
Be the first to ask a question about this equipment

Ask a Question

Ask anything about
Thermo Scientific - Orion Star A321