Thermo Electron - Orion STARA3250

Product Highlights

• Anyone can use this meter with its plain language screen prompts, soft keys that update for easy selection and a multilanguage interface that supports English, Spanish, French, Italian, German and Chinese
• Don't miss a reading – AUTO-READ* locks in the stable reading on your screen, ready indicator alerts when readings are stable and timed reading gathers data in specific time intervals
• Up to five point pH calibration with automatic recognition for USA/NIST and DIN buffers
• Fix pH calibration errors without a complete recalibration with calibration editing
• Selectable cell constant allows for use with 2- or 4-cell conductivity cells
• For advanced accuracy in conductivity readings, selectable reading reference temperatures of 5°, 10°, 15°, 20° or 25°C with linear, non-linear, nLFu or EP curve options
• Choice of practical salinity or natural sea water curves for salinity readings
• Linear or ISO/EN 27888 curves for TDS
• Non-volatile memory holds up to 5000 data points 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 a IP67-rated housing
• Three year meter replacement warranty
• Conductivity
• Range 0.00 to 3000mS
• Resolution 0.01 uS minimum; 4 significant figures minimum
• Relative Accuracy 0.5% reading ±1 digit
• Reference Temperature 5°, 10°, 15°, 20°, 25°C
• Compatible Cell Constants 0.001 to 199.9
• Calibration Points up to 5
• Resistivity
• Range 2 Ohm to 100Meg-Ohm
• Resolution 2 ohms-cm
• Relative Accuracy 0.5% ± 1 digit
• Salinity
• Type Practical salinity or natural sea water, multilanguage interface, direct control of Star stirrer probe 096019 (sold separately)
• Range 0.01 to 80.0 ppt NaCl equivalent; 0.01 to 42 ppt practical salinity
• Resolution 0.01
• Relative Accuracy ±0.1
• TDS
• Range 0 to 200 ppt
• Resolution 4 significant digits
• Relative Accuracy ±0.5% reading ±1 digit
• TDS Factor Range Linear, 0.01 to 10.00
• Datalogging
• Number of Points 2000 points with date/time stamp
• Log Function Manual, ready (includes AUTO-READ*), timed
• Log Edit Delete individual points or all
• pH Mode
• Range -2.000 to 20.000
• Resolution 0.1, 0.01, 0.001
• Relative Accuracy ±0.002
• Calibration Points up to 5
• mV Mode
• Range ±2000.0
• Resolution 0.1
• Relative Accuracy ±0.2mV or ±0.05% of reading whichever is greater
• Calibration Points 1
• Temperature Mode
• Range 23° to 221°F (-5° to 105°C)
• Resolution 0.1
• Relative Accuracy ±0.1
• Inputs/Outputs
• Inputs BNC, reference pin, 8-pin mini-DIN
• Data Management 2000 points with date/time stamp
• Output RS-232, USB
• Display Graphic LCD; simultaneous display of measurement, temperature, date/time, sample ID, user ID and more
• Environmental Operating Conditions
• Warranty 3-year meter replacement