The waterproof, battery-operated Thermo Orion Star A321 portable pH meter stands up to the most demanding field applications to deliver the most advanced performance of any portable meter. Four AA batteries, included with purchase of the A321, provide over 800 hours of continuous operation so the instrument is ready when it's needed, where it's needed. The meter displays reliable pH, mV, RmV and temperature readings on a large, backlit LCD screen and automatically locks in stable readings.
Thermo Orion Star A320 series portable meters provide the largest storage capacity available for time-stamped data points, which can be conveniently uploaded to a PC through the meter's USB and RS-232 ports. Automatic or 1 to 5 point manual calibration makes instrument setup simple, while icons provide quick updates on battery life, electrode status and calibration information. The simple button layout and on-screen messages also assist with calibration and explain setup menu choices.
Features:
AUTO-READ function alerts user and locks on-screen readings when stable
Up to 5 point pH calibration with calibration editing
Automatic recognition of USA/NIST and DIN buffers
Easy to recall calibration slope data for procedure checks
Non-volatile memory holds up to 5000 data points
USB and RS-232 ports to upload data and update included data analysis software
Universal power supply or battery power option
Includes (4) AA batteries to provide over 800 hours of operation
Universal power adapter (sold separately) runs meter on AC power
Multilanguage interface supports English, Spanish, French, Italian, German and Chinese
IP67-rated waterproof housing (can be immersed up to one hour with no water incursion)