Thermo Scientific Orion Star A221 (STARA 2210) Portable pH/mV/Temperature Meter, without probe

This Thermo Scientific Orion Star A221 pH Portable Meter makes it easier to get the readings that you need where you need them. The large, backlit graphic LCD display shows pH/mV/RmV and temperature along with electrode status, time, date and calibration points. Anyone can use this meter with its plain language screen prompts, soft keys that update for easy selection and a multi-language interface that supports English, Spanish, French, Italian, German and Chinese. The AUTO-READ locks in the stable reading on your screen and ready indicator alerts when readings are stable. Provides up to 5 point pH calibration with automatic recognition for USA/NIST and DIN buffers. The non-volatile memory holds up to 1000 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) to use AC power. Perfectly portable, waterproof and protected to take anywhere with an IP67-rated housing. 3 year meter replacement warranty. Certifications: CE, TUV, FCC Class A limits. pH Mode Range: -2.000 to 20.000. pH Mode Resolution: 0.1, 0.01, 0.001. pH Mode Relative Accuracy: ±0.002. pH Mode Calibration Points: up to 5. mV Mode Range: ±2000.0. mV Mode Resolution: 0.1. mV Mode Relative Accuracy: ±0.2mV or ±0.05% of reading whichever is greater. mV Mode Calibration Points: 1. Temperature Mode Range: 23 degree to 221 degree F (-5 degree to 105 degree C). Temperature Mode Resolution: 0.1. Temperature Mode Relative Accuracy: ±0.1. Inputs: BNC, reference pin, 8-pin mini-DIN. Data Management: 1000 points with date/time stamp. Output: RS-232, USB. Display: Graphic LCD; simultaneous display of measurement, temperature, date/time, and more. Power Supply: Four "AA" batteries or optional universal AC line voltage. Environmental Operating Conditions Relative Humidity: 5 to 85% noncondensing. Thermo Scientific Orion #: STARA2210.