Orion Star™ A222 Conductivity Portable Meter
Orion Star™ A222 Conductivity Portable Meter
Thermo Scientific™

Orion Star™ A222 Conductivity Portable Meter

Reliably measure conductivity, TDS, salinity, resistivity and temperature with this conductivity portable meter for advanced field analysis.
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Catalog NumberProbe Type
STARA2220Not included
STARA22254-cell Conductivity Sensor
Catalog number STARA2220
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1,017.00
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1,130.00
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Probe Type:
Not included
Price (USD)
1,017.00
Online Exclusive
1,130.00
Save 113.00 (10%)
Each
Add to cart
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Record accurate and reliable conductivity, total dissolved solids (TDS), salinity, resistivity and temperature measurements with the Thermo Scientific™ Orion Star™ A222 Conductivity Portable Meter. This instrument is ideal for a wide range of applications and advanced conductivity analysis in the field. Obtain temperature compensated readings using linear, non-linear or EP options with 15°C, 20°C or 25°C reference temperatures. Log up to 1000 data point sets with time/date stamp and transfer via USB or RS232 to a printer or computer. Waterproof meter ensures durable, rugged performance with an IP67-rated housing.

Don't leave your measurements to chance when analyzing samples outside the lab. Orion Star A222 conductivity portable meters are designed to offer the reliability you need in a user-friendly package for your dedicated conductivity testing needs. This waterproof portable meter displays critical data with your measurement including temperature, date and time, read type, measurement stability, active calibration info and power source status.

  • Measure conductivity, TDS, salinity or resistivity with temperature
  • Perform up to a five point conductivity calibration
  • Auto-ranging conductivity values offer consistent readings across entire measurement range without need to recalibrate
  • Use linear, non-linear or off conductivity temperature compensation with 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 and Continuous shows changing readings with hold option
  • Data log collects and date/time stamps up to 1000 measurement sets
  • 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 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

Disclaimer to internal research use restriction:
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Specifications
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (Conductivity)0.5% of reading ±1 digit > 3 μS; 0.5% of reading ±0.01 μS ≤ 3 μS
Accuracy (Resistivity)0.5% of reading ±1 digit
Accuracy (Salinity)0.5% of reading ±1 digit
Accuracy (TDS)0.5% of reading ±1 digit
Accuracy (Temperature)±0.1°C
Alarm OutputCalibration due alarm (fixed 12 hour)
Backlight OptionYes (Selectable)
Battery Life800 hr.
Battery Type4 x AA (included)
CalibrationConductivity and temperature
Calibration Points (Conductivity)5
Cell Constant0.001 to 199.9cm-1
Certifications/ComplianceCE, TUV 3-1, FCC Class A
Channels1
Compatible Probes2-cell or 4-cell conductivity sensors with built-in temperature
Data Management DetailsTransfer single, range or all data points to printer or computer
DescriptionOrion Star A222 conductivity/TDS/salinity/resistivity portable meter
Dimensions (L x W x H)24 x 10 x 6.5 cm (9.5 x 3.9 x 2.6 in.)
IncludesStar A222 conductivity meter, 4 AA batteries, literature CD, printed quick start guide, computer interface cable and meter test certificate
Inputs8 pin MiniDIN (conductivity sensor with built-in temperature)
KeypadComprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
LanguagesEnglish, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Log Function TypeAutomatic with Auto-Read Measure Mode, Manual with Continuous Measure Mode
MemoryNon-volatile memory preserves data log, calibration log and meter settings
Methods10 per channel with password protection
ModelOrion Star A222 Conductivity/TDS/Salinity/Resistivity/Temperature Portable Meter
OutputsUSB, RS232
Power Supply4 AA batteries (included) or universal AC adapter (sold separately)
Probe TypeNot included
Relative Humidity Range5 to 85%, non-condensing
Resolution (Conductivity)0.001 μS minimum, auto ranging up to 4 significant digits
Resolution (Resistivity)1 ohm or 0.1 megohm, auto ranging
Resolution (Salinity)0.01 psu or 0.01 ppt minimum, auto ranging
Resolution (TDS)0.001 ppm minimum, auto ranging up to 4 significant digits
Resolution (Temperature)0.1°C (0.1°F)
Salinity Measurement ModesPractical salinity (psu)
StabilitySmart Stability and Smart Averaging
TDS Factor RangeLinear (0.02 to 9.99)
Temperature CompensationLinear, nLFn (non-linear ultra pure water) or off
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Temperature (Metric) Reference15, 20, 25°C
Temperature Probe Calibration1 point temperature offset calibration
Temperature SelectionManual or automatic with ATC temperature probe
Warranty3 Year Meter
Weight (English)1.2 lb.
Weight (Metric)0.5 kg
Data Points1000 with Date and Time Stamp
Display TypeGraphic LCD with Backlight
IP RatingIP67
Measurement ModesConductivity, TDS, Salinity, Resistivity with Temperature
Range (Conductivity)0.001 μS/cm to 3000 mS/cm
Range (Resistivity)2 ohm to 100.0 megohm
Range (Salinity)0.06 to 80.00 psu, 0.05 to 42.00 ppt
Temperature Range (Metric)-5°C to +105°C
Unit SizeEach
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