Thermo Scientific Orion star a221 pH, mV, RMA 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 recalibration 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. Meter only includes: four AA batteries. Durability and dependability make it the ideal choice for every sample, every day, anywhere multilanguage interface supports English, 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 points with time date stamp. Individual method passwords provide better security. Four AA batteries provide over 800 hours of field use, or order optional AC adapter for lab use.
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