• Durability and depenability make it the ideal choice for every sample, every day, anywhere
• Multilanguage interface supports Engliah, Spanish, French, Italian, German and Chinese
• Improved stability algorithm provide better measurement accuracy
• Ensure temperature accuracy with ATC temperature calibration
• Nonvolatile memory holds up to 1000 data p

Thermo Scientific Orion Star A221 pH, mV, RmV and temperature meter features an intuitive user interface with plain language screen prompts. A large, backlit graphic LCD, shows measurement and temperature along with electrode status, time/date, sample ID, user ID, and calibration data.

Up to five point automatic calibration with USA/NIST and DIN buffers, auto-buffer recognition buffers, and recailbration feature to fix calibration errors. GLP-related features include 2000 data points with time/date stamp and electrode verification. Meter utilizes RS-232 or USB for connectivity and includes data analysis software.

Available as meter only and as complete meter kit configurations.

• Waterproof: Yes
• Temperature compensation: Automatic or manual
• Resolution Temperature: 0.1
• Resolution pH: 0.1/0.01/0.001
• Resolution mV: 0.1/1
• Range Temperature F: 23 to 221
• Range Temperature C: -5 to 105
• Range pH: -2.000 to 20.000
• Range mV: 1999
• Product Type: pH Meter
• Power: Four AA batteries (included), optional universal AC adapter
• Model: STAR A221
• Meter style: Portable
• Manufacturer number: STARA2210
• Make: ORION
• Interface: USB or RS232
• Display: LCD, graphic
• Dimensions " W: 4.25
• Dimensions " H: 9.125
• Dimensions " D: 2.375
• Datalogging points: 2000
• Connections: BNC, Temp 8-pin mini-DIN
• CE Compliance: Yes
• Calibration: Up to 5 points
• Buffer recognition: USA, NIST, DIN
• Brand: Thermo Scientific Orion
• Battery life: 800 hours
• Accuracy Temperature: 0.1C
• Accuracy pH: 0.002 pH
• Accuracy mV: 0.2 mV or 0.05%, whichever is greater
• Accuracy Dissolved Oxygen: 0.1% + 1 digit