Promotional price valid on web orders only. Your contract pricing may differ. Interested in signing up for a dedicated account number?
Learn More

Thermo Scientific™ Orion Star™ A322 Conductivity Portable Meter

Catalog No. p-4529312
Click to view available options
Probe Type:
2-cell Conductivity Sensor
4-cell Conductivity Sensor
Not included

Accurately monitor conductivity, TDS, salinity, resistivity and temperature with this conductivity portable meter designed for challenging field tests.

Get high accuracy and premium performance everywhere you need it with the Thermo Scientific™ Orion Star™ A322 Conductivity Portable Meter. This instrument is designed for a wide range of 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. Select linear, non-linear pure water or EP temperature compensation with 5°C, 10°C, 15°C, 20°C or 25°C reference temperatures. Log up to 5000 data point sets with time/date stamp and transfer to a printer or computer.

Take your measurements at the source with our premium line of portable meters. The Thermo Scientific Orion Star A322 conductivity portable meter offers an information-rich screen and user-friendly operation. This rugged, waterproof portable meter is ready to tackle the elements with you. Orion Star A322 conductivity portable meters are designed to be easy-to-use, dependable field meters that offer advanced features and functions including a 5000 point date log with sample ID and user ID options, calibration and high/low limit alarms and password-protected measurement methods.

  • Measure conductivity, TDS, salinity or resistivity with temperature
  • Perform up to a five point conductivity calibration with calibration editing option that allows individual points to be fixed without a full recalibration
  • Auto-ranging conductivity values offer consistent readings across entire measurement range without need to recalibrate
  • Use linear, non-linear, EP (USP) or off conductivity temperature compensation with 5°C, 10°C, 15°C, 20°C or 25°C reference temperatures
  • Informative, easy-to-read backlit graphic display with clear onscreen instructions simplifies operation
  • Capture your critical readings with measurement stability indicator and selectable read modes – Auto-Read holds a stable reading, Continuous shows changing readings with hold option and Timed logs data at specific intervals
  • Data log collects and date/time stamps up to 5000 measurement sets with optional sample ID and user ID
  • Calibration log stores ten most recent calibrations
  • Non-volatile meter memory ensures your data and settings are protected, even with loss of power
  • Orion Star Com software facilitates data transfer to a computer via USB or RS232 connections
  • Flexible power options with AA batteries or optional universal power adapter
  • IP67-rated housing is waterproof for rugged field operation
  • Meter kits include hard-sided field case and protective meter armor with electrode holders, adjustable wrist/belt strap and built-in meter stand
  • Meters offer CE, TUV 3-in-1 and FCC Class A certifications and 3-year replacement warranty
TRUSTED_SUSTAINABILITY

Specifications

Description Orion Star A322 conductivity/TDS/salinity/resistivity portable meter
Accuracy (Conductivity) 0.5% of reading ±1 digit > 3 μS; 0.5% of reading ±0.01 μS ≤ 3 μS
Outputs USB, RS232
Includes Star A322 conductivity meter, 4 AA batteries, literature CD, printed quick start guide, computer interface cable and meter test certificate
Measurement Modes Conductivity, TDS, Salinity, Resistivity with Temperature
Compatible Probes 2-cell or 4-cell conductivity sensors with built-in temperature
Cell Constant 0.001 to 199.9cm-1
Calibration Conductivity with calibration editing option and temperature
Calibration Points (Conductivity) 5
Range (Conductivity) 0.001 μS/cm to 3000 mS/cm
Resolution (Conductivity) 0.001 μS minimum, auto ranging up to 4 significant digits
Temperature Compensation Linear, nLFn (non-linear ultra pure water), nLFu (non-linear ultra pure degassed water), EP (off wit
Temperature (Metric) Reference 5, 10, 15, 20, 25°C
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)
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)
Temperature Range (Metric) -5°C to +105°C
Resolution (Temperature) 0.1°C (0.1°F)
Accuracy (Temperature) ±0.1°C
Range (Resistivity) 2 ohm to 100.0 megohm
Temperature Selection Manual or automatic with ATC temperature probe
Temperature Probe Calibration 1 point temperature offset calibration
Display Type Graphic LCD with Backlight
Backlight Option Yes (Selectable)
Memory Non-volatile memory preserves data log, calibration log and meter settings
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 m
Data Management Details Transfer single, range or all data points to printer or computer
Alarm Output High/low limit alarm, calibration due alarm
Inputs 8 pin MiniDIN (conductivity sensor with built-in temperature)
Certifications/Compliance CE, TUV 3-1, FCC Class A
IP Rating IP67
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Dimensions (L x W x H) 24 x 10 x 6.5 cm (9.5 x 3.9 x 2.6 in.)
Weight (Metric) 0.5 kg
Weight (English) 1.2 lb.
Warranty 3 Year Meter
Probe Type Not included
Relative Humidity Range 5 to 85%, non-condensing
Model Orion Star A322 Conductivity/TDS/Salinity/Resistivity/Temperature Portable Meter
Resolution (Resistivity) 1 ohm or 0.1 megohm, auto ranging
Power Supply 4 AA batteries (included) or universal AC adapter (sold separately)
Methods 10 per channel with password protection
Stability Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Keypad Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Languages English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Temperature (English) Operating 41°F to 113°F (ambient)
Temperature (Metric) Operating 5°C to 45°C (ambient)
Channels 1
Accuracy (Resistivity) 0.5% of reading ±1 digit
Battery Type 4 x AA (included)
Battery Life 800 hr.
Show More Show Less
Product Content Correction

Your input is important to us. Please complete this form to provide feedback related to the content on this product.

Product Title

By clicking Submit, you acknowledge that you may be contacted by Fisher Scientific in regards to the feedback you have provided in this form. We will not share your information for any other purposes. All contact information provided shall also be maintained in accordance with our Privacy Policy.

Your feedback has been submitted: Thank you for helping us improve our website.