Thermo Orion® Star A324 pH/ISE Portable Meters

• Large, backlit graphic LCD display shows pH/mV/RmV and temperature along with electrode status, time, date, sample ID, user ID and calibration points.
• Advanced features such as stability and averaging options available.
• AUTO-READ™ locks in the stable reading, ready indicator alerts when readings are stable and timed reading gathers data in specific time intervals.
• Up to 5-point pH calibration with automatic recognition for USA/NIST and DIN buffers.
• Up to 5-point ISE calibration with advanced features such as timed end point, linear point-to-point, non-linear selectable auto-blank and low-concentration range stability.
• Fix errors without a complete recalibration with the calibration editing function.
• Non-volatile memory holds up to 2000 data points with time and date stamp.
• Waterproof. IP67-rated housing.
• Multilingual interface supports English, French, Spanish, Italian, German and Chinese.
• Log function: Manual, ready (includes AUTO-READ™), timed. Log edit: Delete individual points, group of points or all.
• Inputs: (pH electrode) BNC, reference pin.
• Output: RS232 and USB.
• Power: 4 x AA batteries (included) provide over 800 hours of operation, or use the AC adapter (sold separately) for 100-240V.
• Warranty: 3 year meter replacement.

Specifications:
• pH range: -2.000 to 20.000 ±0.002.
• mV/RmV range: ±2000.0mV ±0.2mV or ±0.05% of reading, whichever is greater. EH ORP mode.
• ISE range: 0 to 19,999 ±0.2mV or ±0.05% of reading, whichever is greater. Units: ppm, M, mg/L, %, ppb or none.
• Temperature range: -5.0 to 105.0ºC (23 to 221ºF) ±0.1º. Offset calibration: 1 point.