Thermo Scientific™

Orion Star™ A121 Portable pH Meter

Catalog number: STARA1215
Thermo Scientific™

Orion Star™ A121 Portable pH Meter

Catalog number: STARA1215

Take simple, routine pH, mV and temperature measurements with the Thermo Scientific™ Orion Star™ A121 Portable pH Meter. This meter is an easy-to-use and budget-friendly instrument for basic pH analysis in the field. Perform up to a 3 point pH calibration with easy recall of calibration points and slope. 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
STARA1215
Unit Size
Each
Description
Orion Star A121 portable pH meter standard kit with general purpose pH/ATC electrode
Includes
Star A121 pH meter, 9107BNMD gel-filled epoxy-body pH/ATC electrode, 916099 pH buffer kit, protective meter armor, hard-sided carrying case, 4 AA batteries
Price (USD)
942.00
Your Price:
Availability
***
Full specifications
Quantity
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (Temperature)±0.1°C
Accuracy (mV)±0.2 mV or ±0.05% of reading whichever is greater
Accuracy (pH)±0.01
CalibrationpH, relative mV (RmV) and temperature
Calibration Points1 to 3
Data Management DetailsInternal data point memory
Data Points50
Display TypeLCD
Log Function TypeAutomatic data logging with Auto-Read measure mode; manual data logging with Continuous measure mode
Measurement ModespH, mV or relative mV (RmV) with temperature
OutputsNone
Temperature Range (Metric)-5°C to +105°C
Battery Life2000 hr.
Battery Type4 x AA
Channels1
Certifications/ComplianceCE, TUV 3-1, FCC Class A
DescriptionOrion Star A121 portable pH meter standard kit with general purpose pH/ATC electrode
Dimensions (L x W x H)24 cm x 10 cm x 6.5 cm (9.5 in. x 3.9 in. x 2.6 in.)
IncludesStar A121 pH meter, 9107BNMD gel-filled epoxy-body pH/ATC electrode, 916099 pH buffer kit, protective meter armor, hard-sided carrying case, 4 AA batteries
InputsBNC (pH or ORP electrode), 8 pin MiniDIN (ATC temperature probe)
IP RatingIP-67
Isopotential Point7.00pH
KeypadSimple with highlighted measure key, scroll and shortcut keys
LanguagesEnglish
MemoryNon-volatile memory preserves log and settings
ModelOrion Star A121 Portable pH/mV/RmV/Temperature Meter
Power SupplyUniversal AC adapter (included) or 4 AA batteries (sold separately)
Probe TypepH electrode, ORP electrode, ATC temperature probe (includes 9107BNMD Orion Triode pH/ATC electrode)
Range (mV)±1600.0 mV
Range (pH)-2 to 16
Range (Relative mV)±1999.9mV
Relative Humidity Range5 to 85%, non-condensing
Resolution (pH)0.1, 0.01
Resolution (mV)0.1mV
Resolution (Temperature)0.1°C, 0.1°F
StabilitySmart Stability and Smart Averaging
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Temperature Probe Calibration1 point temperature offset calibration
Temperature Range (English)22.0°F to 221.0°F
Temperature SelectionManual or automatic with ATC temperature probe
Warranty3 Year Meter Warranty
Weight (English)2 lb.
Weight (Metric)0.5 kg
Unit SizeEach
Catalog Number
Unit Size
Each
Description
Orion Star A121 portable pH meter
Includes
Star A121 pH meter, 4 AA batteries
Price (USD)
556.00
Your Price:
Availability
***
Full specifications
Quantity
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (Temperature)±0.1°C
Accuracy (mV)±0.2 mV or ±0.05% of reading whichever is greater
Accuracy (pH)±0.01
CalibrationpH, relative mV (RmV) and temperature
Calibration Points1 to 3
Data Management DetailsInternal data point memory
Data Points50
Display TypeLCD
Log Function TypeAutomatic data logging with Auto-Read measure mode; manual data logging with Continuous measure mode
Measurement ModespH, mV or relative mV (RmV) with temperature
OutputsNone
Temperature Range (Metric)-5°C to +105°C
Battery Life2000 hr.
Battery Type4 x AA
Channels1
Certifications/ComplianceCE, TUV 3-1, FCC Class A
DescriptionOrion Star A121 portable pH meter
Dimensions (L x W x H)24 cm x 10 cm x 6.5 cm (9.5 in. x 3.9 in. x 2.6 in.)
IncludesStar A121 pH meter, 4 AA batteries
InputsBNC (pH or ORP electrode), 8 pin MiniDIN (ATC temperature probe)
IP RatingIP-67
Isopotential Point7.00pH
KeypadSimple with highlighted measure key, scroll and shortcut keys
LanguagesEnglish
MemoryNon-volatile memory preserves log and settings
ModelOrion Star A121 Portable pH/mV/RmV/Temperature Meter
Power SupplyUniversal AC adapter (included) or 4 AA batteries (sold separately)
Probe TypepH electrode, ORP electrode, ATC temperature probe (purchase separately)
Range (mV)±1600.0 mV
Range (pH)-2 to 16
Range (Relative mV)±1999.9mV
Relative Humidity Range5 to 85%, non-condensing
Resolution (pH)0.1, 0.01
Resolution (mV)0.1mV
Resolution (Temperature)0.1°C, 0.1°F
StabilitySmart Stability and Smart Averaging
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Temperature Probe Calibration1 point temperature offset calibration
Temperature Range (English)22.0°F to 221.0°F
Temperature SelectionManual or automatic with ATC temperature probe
Warranty3 Year Meter Warranty
Weight (English)2 lb.
Weight (Metric)0.5 kg
Unit SizeEach
Showing 2 of 2
Catalog NumberSpecificationsUnit SizeDescriptionIncludesPrice (USD)AvailabilityQuantity
STARA1215Full specifications
EachOrion Star A121 portable pH meter standard kit with general purpose pH/ATC electrodeStar A121 pH meter, 9107BNMD gel-filled epoxy-body pH/ATC electrode, 916099 pH buffer kit, protective meter armor, hard-sided carrying case, 4 AA batteries
942.00
Your Price:
***
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (Temperature)±0.1°C
Accuracy (mV)±0.2 mV or ±0.05% of reading whichever is greater
Accuracy (pH)±0.01
CalibrationpH, relative mV (RmV) and temperature
Calibration Points1 to 3
Data Management DetailsInternal data point memory
Data Points50
Display TypeLCD
Log Function TypeAutomatic data logging with Auto-Read measure mode; manual data logging with Continuous measure mode
Measurement ModespH, mV or relative mV (RmV) with temperature
OutputsNone
Temperature Range (Metric)-5°C to +105°C
Battery Life2000 hr.
Battery Type4 x AA
Channels1
Certifications/ComplianceCE, TUV 3-1, FCC Class A
DescriptionOrion Star A121 portable pH meter standard kit with general purpose pH/ATC electrode
Dimensions (L x W x H)24 cm x 10 cm x 6.5 cm (9.5 in. x 3.9 in. x 2.6 in.)
IncludesStar A121 pH meter, 9107BNMD gel-filled epoxy-body pH/ATC electrode, 916099 pH buffer kit, protective meter armor, hard-sided carrying case, 4 AA batteries
InputsBNC (pH or ORP electrode), 8 pin MiniDIN (ATC temperature probe)
IP RatingIP-67
Isopotential Point7.00pH
KeypadSimple with highlighted measure key, scroll and shortcut keys
LanguagesEnglish
MemoryNon-volatile memory preserves log and settings
ModelOrion Star A121 Portable pH/mV/RmV/Temperature Meter
Power SupplyUniversal AC adapter (included) or 4 AA batteries (sold separately)
Probe TypepH electrode, ORP electrode, ATC temperature probe (includes 9107BNMD Orion Triode pH/ATC electrode)
Range (mV)±1600.0 mV
Range (pH)-2 to 16
Range (Relative mV)±1999.9mV
Relative Humidity Range5 to 85%, non-condensing
Resolution (pH)0.1, 0.01
Resolution (mV)0.1mV
Resolution (Temperature)0.1°C, 0.1°F
StabilitySmart Stability and Smart Averaging
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Temperature Probe Calibration1 point temperature offset calibration
Temperature Range (English)22.0°F to 221.0°F
Temperature SelectionManual or automatic with ATC temperature probe
Warranty3 Year Meter Warranty
Weight (English)2 lb.
Weight (Metric)0.5 kg
Unit SizeEach
STARA1210Full specifications
EachOrion Star A121 portable pH meterStar A121 pH meter, 4 AA batteries
556.00
Your Price:
***
AC AdapterUniversal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (Temperature)±0.1°C
Accuracy (mV)±0.2 mV or ±0.05% of reading whichever is greater
Accuracy (pH)±0.01
CalibrationpH, relative mV (RmV) and temperature
Calibration Points1 to 3
Data Management DetailsInternal data point memory
Data Points50
Display TypeLCD
Log Function TypeAutomatic data logging with Auto-Read measure mode; manual data logging with Continuous measure mode
Measurement ModespH, mV or relative mV (RmV) with temperature
OutputsNone
Temperature Range (Metric)-5°C to +105°C
Battery Life2000 hr.
Battery Type4 x AA
Channels1
Certifications/ComplianceCE, TUV 3-1, FCC Class A
DescriptionOrion Star A121 portable pH meter
Dimensions (L x W x H)24 cm x 10 cm x 6.5 cm (9.5 in. x 3.9 in. x 2.6 in.)
IncludesStar A121 pH meter, 4 AA batteries
InputsBNC (pH or ORP electrode), 8 pin MiniDIN (ATC temperature probe)
IP RatingIP-67
Isopotential Point7.00pH
KeypadSimple with highlighted measure key, scroll and shortcut keys
LanguagesEnglish
MemoryNon-volatile memory preserves log and settings
ModelOrion Star A121 Portable pH/mV/RmV/Temperature Meter
Power SupplyUniversal AC adapter (included) or 4 AA batteries (sold separately)
Probe TypepH electrode, ORP electrode, ATC temperature probe (purchase separately)
Range (mV)±1600.0 mV
Range (pH)-2 to 16
Range (Relative mV)±1999.9mV
Relative Humidity Range5 to 85%, non-condensing
Resolution (pH)0.1, 0.01
Resolution (mV)0.1mV
Resolution (Temperature)0.1°C, 0.1°F
StabilitySmart Stability and Smart Averaging
Temperature (English) Operating41°F to 113°F (ambient)
Temperature (Metric) Operating5°C to 45°C (ambient)
Temperature Probe Calibration1 point temperature offset calibration
Temperature Range (English)22.0°F to 221.0°F
Temperature SelectionManual or automatic with ATC temperature probe
Warranty3 Year Meter Warranty
Weight (English)2 lb.
Weight (Metric)0.5 kg
Unit SizeEach
Showing 2 of 2
Thermo Scientific Orion Star A121 Portable pH 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 A121 pH Meters are designed to deliver measurements you can trust at an affordable price.
  • Measure pH, mV or relative mV with temperature
  • Perform up to a 3 point pH calibration with automatic buffer recognition or manual buffer entry
  • 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
  • 3-year replacement warranty

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