Thermo Scientific™ Orion Star™ A325 pH/Conductivity Portable Multiparameter Meter

Accurately measure pH, conductivity and temperature with the Thermo Scientific™ Orion™ Star A325 pH / Conductivity Portable Meter for high performance in challenging field tests

Manufacturer: Thermo Scientific™ STARA3250

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Catalog No. 13-645-563

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    Specifications

    Description Orion Star A325 pH/conductivity portable meter
    Model Orion Star A325 pH/mV/RmV/ORP/Conductivity/TDS/Salinity/Resistivity/Temperature Portable Meter
    Item Description Orion Star A325 pH/conductivity portable meter
    Includes Star A325 pH/conductivity meter, 4 AA batteries, literature CD, printed quick start guide, computer interface cable and meter test certificate
    Range (pH) -2.000 to 20.000pH
    Resolution (pH) 0.1, 0.01, 0.001pH
    Accuracy (pH) ±0.002pH
    Range (mV) ±2000.0mV
    Range (Relative mV) ±2000.0mV
    Range (ORP) ±2000.0mV
    Resolution (mV) 0.1mV
    Accuracy (mV) ±0.2 mV or ±0.05% of reading whichever is greater
    Isopotential Point 7.000pH
    Range (Conductivity) 0.001 µS/cm to 3000 mS/cm
    Resolution (Conductivity) 0.001 μS minimum, auto ranging up to 4 significant digits
    Accuracy (Conductivity) 0.5% of reading ±1 digit > 3 μS; 0.5% of reading ±0.01 μS ≤ 3 μS
    Range (TDS) 0.001 to 200.0 ppm
    Resolution (TDS) 0.001 ppm minimum, auto ranging up to 4 significant digits
    Accuracy (TDS) 0.5% of reading ±1 digit
    TDS Factor Range Linear (0.02 to 9.99)
    Range (Salinity) 0.06 to 80.00 psu, 0.05 to 42.00 ppt
    Resolution (Salinity) 0.01 psu or 0.01 ppt minimum, auto ranging
    Accuracy (Salinity) 0.5% of reading ±1 digit
    Salinity Measurement Modes Practical salinity (psu) or natural sea water (ppt)
    Range (Resistivity) 2 ohm to 100.0 meg-ohm
    Resolution (Resistivity) 1 ohm or 0.1 meg-ohm, auto ranging
    Accuracy (Resistivity) 0.5% of reading ±1 digit
    Cell Constant 0.001 to 199.9cm-1
    Temperature Compensation Linear, nLFn (non-linear ultra pure water), nLFu (non-linear ultra pure degassed water), EP (off with warning) or off
    Temperature (Metric) Reference 5, 10, 15, 20, 25°C
    Calibration pH with calibration editing option, relative mV (RmV), ORP, conductivity with calibration editing option and temperature
    Calibration Points 1 point relative mV (RmV) mode, 1 point ORP mode
    Calibration Points (Conductivity) Up to 5
    Range (Temperature) -5.0° to 105.0° C, 22.0° to 221.0° F
    Resolution (Temperature) 0.1°C, 0.1°F
    Accuracy (Temperature) ±0.1°C
    Temperature Selection Manual or automatic with ATC temperature probe
    Temperature Probe Calibration 1 point temperature offset calibration
    Channels 2
    Display Type Graphic LCD with backlight
    Backlight Option Yes, selectable
    Keypad Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
    Measurement Modes pH, mV, relative mV (RmV) or ORP with temperature; conductivity, TDS, salinity or resistivity with temperature
    Stability Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
    Data Management Details Transfer single, range or all data points to printer or computer
    Data Points 5000 with date and time stamp
    Log Function Type Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous measure mode
    Memory Non-volatile memory preserves data log, calibration log and meter settings
    Alarm Output High/low limit alarm, calibration due alarm
    Languages English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
    Inputs BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (conductivity sensor with built-in temperature or ATC temperature probe)
    Outputs USB, RS232
    Power Supply 4 AA batteries (included) or universal AC adapter (sold separately)
    AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
    Battery Life 800 hours
    Battery Type Four AA (included)
    IP Rating IP-67
    Certifications/Compliance CE, TUV 3-1, FCC Class A
    Temperature (English) Operating 41° to 113°F (ambient)
    Temperature (Metric) Operating 5° to 45° C (ambient)
    Relative Humidity Range 5 to 85 %, non-condensing
    Dimensions (L x W x H) 24cm x 10cm x 6.5cm (9.5 in. x 3.9 in. x 2.6 in.)
    Weight (English) 1.2 lb.
    Weight (Metric) 0.5kg
    Calibration Points (pH) 1 to 5
    Methods 10 per channel with password protection
    Warranty 3 year meter warranty

    Get high accuracy and premium performance everywhere you need it with the Thermo Scientific™ Orion™ Star A325 pH and Conductivity Portable Meter, designed for a wide range of pH, mV, ORP, conductivity, total dissolved solids (TDS), salinity, resistivity and temperature testing and field applications. Evaluate samples in the most demanding locations using this waterproof meter with IP67-rated housing. Use the two channels to measure pH and conductivity simultaneously or view each channel separately. Log up to 5000 data point sets with time / date stamp and transfer logs to a printer or computer.

    The Thermo Scientific Orion Star A325 pH/ Conductivity Portable Meter is the top choice for advanced measurements on location. Get the information you need quickly and easily from the large, backlit graphic LCD display. Informative display shows individual pH/mV/RmV or conductivity/TDS/salinity/resistivity results with temperature, or all results at once. Additional helpful information includes electrode status, time, date, sample ID, user ID and calibration points. Advanced features such as stability and averaging provide additional options allowing for laboratory accuracy everywhere you need it.

    • 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, nonlinear, 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
    • Nonvolatile 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

  • Description & Specifications

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