Thermo Scientific™

Orion Star™ A122 Conductivity Portable Meter

Catalog number: STARA1225
Thermo Scientific™

Orion Star™ A122 Conductivity Portable Meter

Catalog number: STARA1225

Take simple, routine conductivity, total dissolved solids (TDS) and temperature measurements with the Thermo Scientific™ Orion Star™ A122 Conductivity Portable Meter. This instrument, intended for basic conductivity analysis in the field, is easy-to-use and budget-friendly. Obtain temperature compensated readings using linear option with 20°C or 25°C reference temperatures. Quickly navigate setup menus and ensure consistent calibrations using the simple keypad layout and on-screen text prompts. This waterproof meter has an IP67-rated housing for rugged protection in outdoor environments.

 
Catalog Number
STARA1225
Unit Size
Each
Description
Orion Star A122 conductivity/TDS portable meter kit with 2-cell conductivity sensor, solutions, meter armor and field case
Includes
Star A122 conductivity meter, 011050MD Orion 2-cell conductivity sensor, 011007 Orion 1413 µS conductivity standard, protective meter armor, hard-sided field case, 4 AA batteries, literature CD, printed quick start guide and meter test certificate
Price (USD)
1,241.00
Your Price:
Availability
***
Full specifications
Quantity
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (TDS)0.5% of reading ±1 digit
Accuracy (Temperature)±0.1°C
Battery Life2000 hr.
Battery Type4 x AA (included)
CalibrationConductivity and temperature
Calibration Points (Conductivity)1
Cell Constant0.001 to 10cm-1
Certifications/ComplianceCE, TUV 3-1, FCC Class A
Channels1
Compatible Probes2-cell or 4-cell conductivity sensors with built-in temperature
Data Management DetailsInternal data point memory
DescriptionOrion Star A122 conductivity/TDS portable meter kit with 2-cell conductivity sensor, solutions, meter armor and field case
Dimensions (L x W x H)24 x 10 x 6.5 cm (9.5 x 3.9 x 2.6 in.)
IncludesStar A122 conductivity meter, 011050MD Orion 2-cell conductivity sensor, 011007 Orion 1413 µS conductivity standard, protective meter armor, hard-sided field case, 4 AA batteries, literature CD, printed quick start guide and meter test certificate
Inputs8 pin MiniDIN (conductivity sensor with built-in temperature)
KeypadSimple with highlighted measure key, scroll and shortcut keys
LanguagesEnglish
Log Function TypeAutomatic data logging with Auto-Read measure mode; manual data logging with Continuous measure mode
MemoryNon-volatile memory preserves log and settings
ModelOrion Star A122 Conductivity/TDS/Temperature Portable Meter
Power Supply4 AA batteries (included) or universal AC adapter (sold separately)
Probe TypeConductivity sensor (includes 011050MD Orion 2-cell conductivity sensor)
Relative Humidity Range5 to 85%, non-condensing
Resolution (Conductivity)0.01 μS minimum, auto ranging up to 3 significant digits
Resolution (TDS)1 mg/L
Resolution (Temperature)0.1°C (0.1°F)
StabilitySmart Stability and Smart Averaging
TDS Factor RangeLinear (0.02 to 9.99)
Temperature CompensationLinear
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Temperature (Metric) Reference20, 25°C
Temperature Probe Calibration1 point temperature offset calibration
Temperature SelectionManual or automatic with ATC temperature probe
Warranty3 Year Meter
Weight (English)2 lb.
Weight (Metric)0.5 kg
Accuracy (Conductivity)0.5% of reading ±1 digit
Data Points50
Display TypeLCD
IP RatingIP67
Measurement ModesConductivity or TDS with temperature
OutputsNone
Range (Conductivity)0.01 μS/cm to 200.0 mS/cm
Range (TDS)1 to 19,999 mg/L
Temperature Range (Metric)-5°C to +105°C
Unit SizeEach
Catalog Number
Unit Size
Each
Description
Orion Star A122 conductivity/TDS portable meter
Includes
Star A122 conductivity meter, 4 AA batteries, literature CD, printed quick start guide and meter test certificate
Price (USD)
672.00
Your Price:
Availability
***
Full specifications
Quantity
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (TDS)0.5% of reading ±1 digit
Accuracy (Temperature)±0.1°C
Battery Life2000 hr.
Battery Type4 x AA (included)
CalibrationConductivity and temperature
Calibration Points (Conductivity)1
Cell Constant0.001 to 10cm-1
Certifications/ComplianceCE, TUV 3-1, FCC Class A
Channels1
Compatible Probes2-cell or 4-cell conductivity sensors with built-in temperature
Data Management DetailsInternal data point memory
DescriptionOrion Star A122 conductivity/TDS 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 A122 conductivity meter, 4 AA batteries, literature CD, printed quick start guide and meter test certificate
Inputs8 pin MiniDIN (conductivity sensor with built-in temperature)
KeypadSimple with highlighted measure key, scroll and shortcut keys
LanguagesEnglish
Log Function TypeAutomatic data logging with Auto-Read measure mode; manual data logging with Continuous measure mode
MemoryNon-volatile memory preserves log and settings
ModelOrion Star A122 Conductivity/TDS/Temperature Portable Meter
Power Supply4 AA batteries (included) or universal AC adapter (sold separately)
Probe TypeConductivity sensor (purchase separately)
Relative Humidity Range5 to 85%, non-condensing
Resolution (Conductivity)0.01 μS minimum, auto ranging up to 3 significant digits
Resolution (TDS)1 mg/L
Resolution (Temperature)0.1°C (0.1°F)
StabilitySmart Stability and Smart Averaging
TDS Factor RangeLinear (0.02 to 9.99)
Temperature CompensationLinear
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Temperature (Metric) Reference20, 25°C
Temperature Probe Calibration1 point temperature offset calibration
Temperature SelectionManual or automatic with ATC temperature probe
Warranty3 Year Meter
Weight (English)2 lb.
Weight (Metric)0.5 kg
Accuracy (Conductivity)0.5% of reading ±1 digit
Data Points50
Display TypeLCD
IP RatingIP67
Measurement ModesConductivity or TDS with temperature
OutputsNone
Range (Conductivity)0.01 μS/cm to 200.0 mS/cm
Range (TDS)1 to 19,999 mg/L
Temperature Range (Metric)-5°C to +105°C
Unit SizeEach
Showing 2 of 2
Catalog NumberSpecificationsUnit SizeDescriptionIncludesPrice (USD)AvailabilityQuantity
STARA1225Full specifications
EachOrion Star A122 conductivity/TDS portable meter kit with 2-cell conductivity sensor, solutions, meter armor and field caseStar A122 conductivity meter, 011050MD Orion 2-cell conductivity sensor, 011007 Orion 1413 µS conductivity standard, protective meter armor, hard-sided field case, 4 AA batteries, literature CD, printed quick start guide and meter test certificate
1,241.00
Your Price:
***
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (TDS)0.5% of reading ±1 digit
Accuracy (Temperature)±0.1°C
Battery Life2000 hr.
Battery Type4 x AA (included)
CalibrationConductivity and temperature
Calibration Points (Conductivity)1
Cell Constant0.001 to 10cm-1
Certifications/ComplianceCE, TUV 3-1, FCC Class A
Channels1
Compatible Probes2-cell or 4-cell conductivity sensors with built-in temperature
Data Management DetailsInternal data point memory
DescriptionOrion Star A122 conductivity/TDS portable meter kit with 2-cell conductivity sensor, solutions, meter armor and field case
Dimensions (L x W x H)24 x 10 x 6.5 cm (9.5 x 3.9 x 2.6 in.)
IncludesStar A122 conductivity meter, 011050MD Orion 2-cell conductivity sensor, 011007 Orion 1413 µS conductivity standard, protective meter armor, hard-sided field case, 4 AA batteries, literature CD, printed quick start guide and meter test certificate
Inputs8 pin MiniDIN (conductivity sensor with built-in temperature)
KeypadSimple with highlighted measure key, scroll and shortcut keys
LanguagesEnglish
Log Function TypeAutomatic data logging with Auto-Read measure mode; manual data logging with Continuous measure mode
MemoryNon-volatile memory preserves log and settings
ModelOrion Star A122 Conductivity/TDS/Temperature Portable Meter
Power Supply4 AA batteries (included) or universal AC adapter (sold separately)
Probe TypeConductivity sensor (includes 011050MD Orion 2-cell conductivity sensor)
Relative Humidity Range5 to 85%, non-condensing
Resolution (Conductivity)0.01 μS minimum, auto ranging up to 3 significant digits
Resolution (TDS)1 mg/L
Resolution (Temperature)0.1°C (0.1°F)
StabilitySmart Stability and Smart Averaging
TDS Factor RangeLinear (0.02 to 9.99)
Temperature CompensationLinear
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Temperature (Metric) Reference20, 25°C
Temperature Probe Calibration1 point temperature offset calibration
Temperature SelectionManual or automatic with ATC temperature probe
Warranty3 Year Meter
Weight (English)2 lb.
Weight (Metric)0.5 kg
Accuracy (Conductivity)0.5% of reading ±1 digit
Data Points50
Display TypeLCD
IP RatingIP67
Measurement ModesConductivity or TDS with temperature
OutputsNone
Range (Conductivity)0.01 μS/cm to 200.0 mS/cm
Range (TDS)1 to 19,999 mg/L
Temperature Range (Metric)-5°C to +105°C
Unit SizeEach
STARA1220Full specifications
EachOrion Star A122 conductivity/TDS portable meterStar A122 conductivity meter, 4 AA batteries, literature CD, printed quick start guide and meter test certificate
672.00
Your Price:
***
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (TDS)0.5% of reading ±1 digit
Accuracy (Temperature)±0.1°C
Battery Life2000 hr.
Battery Type4 x AA (included)
CalibrationConductivity and temperature
Calibration Points (Conductivity)1
Cell Constant0.001 to 10cm-1
Certifications/ComplianceCE, TUV 3-1, FCC Class A
Channels1
Compatible Probes2-cell or 4-cell conductivity sensors with built-in temperature
Data Management DetailsInternal data point memory
DescriptionOrion Star A122 conductivity/TDS 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 A122 conductivity meter, 4 AA batteries, literature CD, printed quick start guide and meter test certificate
Inputs8 pin MiniDIN (conductivity sensor with built-in temperature)
KeypadSimple with highlighted measure key, scroll and shortcut keys
LanguagesEnglish
Log Function TypeAutomatic data logging with Auto-Read measure mode; manual data logging with Continuous measure mode
MemoryNon-volatile memory preserves log and settings
ModelOrion Star A122 Conductivity/TDS/Temperature Portable Meter
Power Supply4 AA batteries (included) or universal AC adapter (sold separately)
Probe TypeConductivity sensor (purchase separately)
Relative Humidity Range5 to 85%, non-condensing
Resolution (Conductivity)0.01 μS minimum, auto ranging up to 3 significant digits
Resolution (TDS)1 mg/L
Resolution (Temperature)0.1°C (0.1°F)
StabilitySmart Stability and Smart Averaging
TDS Factor RangeLinear (0.02 to 9.99)
Temperature CompensationLinear
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Temperature (Metric) Reference20, 25°C
Temperature Probe Calibration1 point temperature offset calibration
Temperature SelectionManual or automatic with ATC temperature probe
Warranty3 Year Meter
Weight (English)2 lb.
Weight (Metric)0.5 kg
Accuracy (Conductivity)0.5% of reading ±1 digit
Data Points50
Display TypeLCD
IP RatingIP67
Measurement ModesConductivity or TDS with temperature
OutputsNone
Range (Conductivity)0.01 μS/cm to 200.0 mS/cm
Range (TDS)1 to 19,999 mg/L
Temperature Range (Metric)-5°C to +105°C
Unit SizeEach
Showing 2 of 2

Thermo Scientific Orion Star A122 conductivity portable meters are a simple, economical solution for your routine outdoor sample analysis. Featuring an emphasized measure key, selectable read modes and measurement stability indicator, our basic Orion Star A122 conductivity meters are designed to deliver measurements you can trust at an affordable price.

  • Measure conductivity or TDS with temperature
  • Perform a one point automatic or manual calibration 
  • Auto-ranging conductivity values offer consistent readings across entire measurement range
  • Use linear temperature compensation with 20°C or 25°C reference temperatures
  • Simplified, easy-to-read display shows main measurement with temperature, stability indicator and electrode condition icon
  • User-friendly operation with basic calibration text prompts 
  • Easily recall calibration data for procedure checks 
  • Non-volatile memory preserves 50 point internal data log and meter settings, even with loss of power
  • 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

Disclaimer to internal research use restriction: Any restrictions on the purchaser to utilize the product(s) for internal research purposes only does not apply to the product(s) on the web pages associated with this statement.

Figures

Frequently asked questions (FAQs)

Citations & References