Orion Star A221 pH

Features and Benefits

• Measure pH, mV, relative mV, or ORP with temperature
• Perform up to 5-point pH calibration using automatic buffer recognition of NIST or DIN buffer groups with the option for manual entry of custom buffer values
• Informative, illuminated, graphic display that is easy to read with clear on-screen instructions, simplifying operation
• Record critical measurements with stability indicator and optional reading modes – 'Auto-Read' maintains a stable reading, 'Continuous' displays changes with hold function, and 'Timed' stores data at specific intervals
• Datalog stores up to 1000 measurements with date/time stamp
• Non-volatile memory ensures your data and settings are protected even during power loss
• IP67 enclosure is waterproof and ideal for rugged field use
• Instruments are CE, TUV 3-in-1, and FCC Class A certified with a 3-year replacement warranty
• Orion Star Com software facilitates easy data transfer to a computer via USB or RS232 connection
• Flexible power options with a universal adapter or optional AA batteries