
Thermo Scientific™ Orion™ ROSS Ultra™ Refillable Epoxy Bodied pH/ATC Triode™
Accurately measure pH and temperature together in just one electrode, with a built-in temperature sensor.

Warranty | 2 Years |
---|---|
Length (Metric) Cable | 1 m |
Length (Metric) | 120 mm |
Isopotential Point | 7 |
pH Range | 0 to 14 |
Material | Chemical Resistant Glass Body |
Type | pH/ATC Combination Electrode |
Precision | 0.01 |
Diameter (Metric) | 12 mm |
Filling Solution Type | ROSS electrode 3 M KCl fill solution (Cat. No. 810007) |
Junction | Ceramic |
pH Relative Accuracy | 0.03 pH for buffers using automatic temperature compensation |
Temperature (Metric) Operating | 0°C to 100°C |
Internal Reference | ROSS |
Thermo Scientific™ Orion™ ROSS Ultra™ Epoxy Bodied pH/ATC Triode™
Accurately measure pH and temperature together in just one electrode, with a built-in temperature sensor.

Type | pH/ATC Combination Electrode |
---|---|
Warranty | 18 Months |
Length (Metric) | 120 mm |
Precision | 0.01 |
Isopotential Point | 7 |
pH Range | 0 to 14 |
Diameter (Metric) | 12 mm |
Filling Solution Type | None required |
Material | Rugged Epoxy Body, Filled with Low Maintenance Gel |
Junction | Glass Capillary |
pH Relative Accuracy | 0.03 pH for buffers using automatic temperature compensation |
Temperature (Metric) Operating | 0°C to 80°C |
Internal Reference | ROSS |
Thermo Scientific™ Orion™ Triode™ 3-in-1 pH/Automatic Temperature Compensation Probe
Operate the highly-versatile 3-in-1 pH/automatic Ttemperature compensation probe in either the field or a plant.
Diameter (English) Body | 0.47 in. |
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Description | pH/ATC Triode |
Length (Metric) | 120 mm |
Temperature (English) Operating | 32°F to 176°F |
pH Range | 0 to 14 |
Length (English) | 4.7 in. |
Diameter (Metric) Cap | 16 mm |
Junction | Wick |
Material | Epoxy |
Diameter (Metric) Body | 12 mm |
For Use With (Application) | The Thermo Scientific Orion 9107BN Triode 3-in-1 pH/automatic temperature compensation probe has a low maintenance gel filled electrode with built-in ATC.For field or plant use. |
Temperature (Metric) Operating | 0°C to 80°C |
Reference Type | Ag/AgCl |
Thermo Scientific™ Orion™ Combination pH Electrodes
Environmentally friendly lab pH electrodes to meet RoHS requirements by containing no lead, mercury or other hazardous substances — making disposal of old electrodes easy and hassle free.
Length (Metric) Cable | 1 m |
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For Use With (Equipment) | Orion pH Meter |
pH Range | 0 to 14 |
Length (English) Cable | 39.3 in. |
Material | Epoxy Body |
Temperature (Metric) Operating | 0°C to 90°C |
Thermo Scientific™ Orion™ Versa Star Pro™ Benchtop pH Meter
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Supports traceability with guaranteed access to certificates and proactive change notifications.
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Get premium performance and ultimate flexibility with our benchtop pH meter for pH, mV, ORP and temperature measurements on customizable color display.
Power Rating | DC input: 9VDC, 1A |
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Memory | Non-volatile memory preserves data log, calibration log and meter settings |
Resolution (pH) | 0.001, 0.01, 0.1 |
Languages | English, Spanish, French, Italian, German, Chinese, Portuguese and Korean |
Measurement Modes | pH,mV,Relative mV,ORP with Temperature |
Range (pH) | -2 to 20 |
Channels | 4 - customizable with modules |
Accuracy (pH) | ±0.002 |
Power Supply | Universal AC adapter (included) |
Data Management Details | Transfer single, range or all data points to printer or computer |
Display Type | LCD, Color Graphic with User-Customizable Options |
Resolution (mV) | 0.1mV |
Data Points | 2000 with Date and Time Stamp |
Certifications/Compliance | CE, TUV 3-1, FCC Class A |
Temperature Probe Calibration | 1 point temperature offset calibration |
Inputs | BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), two stirrer inputs (stirrer probe) |
Accuracy (Temperature) | ±0.1°C |
Weight (Metric) | 1.2 kg, modules add 0.2 kg each |
Accuracy (mV) | ±0.2 or ±0.05%, whichever is greater |
Stability | Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting |
Temperature (English) Operating | 41°F to 113°F (ambient) |
Isopotential Point | 7.000pH (adjustable) |
AC Adapter | Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. STARA-PWR) |
Log Function Type | Automatic with Auto-Read, Timed and Single Shot Measure Modes; Manual |
Calibration | pH with calibration editing option, relative mV, ORP and temperature |
Relative Humidity Range | 5 to 85%, non-condensing |
Calibration Points | 1 to 6 |
Alarm Output | Set point alarm, high/low limit alarm, calibration due alarm |
IP Rating | IP-54 |
Temperature Selection | Manual or automatic with ATC temperature probe |
Keypad | Numeric with menu-specific function keys and dual purpose scroll/shortcut keys |
Outputs | USB, RS-232 |
Range (Relative mV) | ±2000.0mV |
Backlight Option | Yes |
Temperature Range (English) | 22.0°F to 221.0°F |
Weight (English) | 2.5 lb., modules add 0.5 lb. each |
Resolution (Temperature) | 0.1°C, 0.1°F |
Temperature (Metric) Operating | 5°C to 45°C (ambient) |
Temperature Range (Metric) | -5°C to +105°C |
Methods | 10 per channel |
Range (ORP) | ±2000.0mV |
Thermo Scientific™ Orion Lab Star PH111 Bench pH Meters
Orion Lab Star PH111 benchtop pH meters measure pH or ORP with mV and temperature, feature a large backlit display for easy viewability, and offer small footprint to save bench space. The Orion Lab Star pH meter is ideal for simplified, budget-friendly lab testing and data recording.
Memory | Non-volatile |
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Resolution (pH) | 0.001, 0.01, 0.1 |
Measurement Modes | pH with mV and Temperature,ORP with mV and Temperature |
Data Management Details | Transfer single or all data points to printer or computer |
Display Type | LCD, 5 in. Backlit |
Resolution (mV) | 0.1 mV |
Data Points | 500 with Date and Time Stamp |
Certifications/Compliance | CE, TUV 3-1, FCC Class A |
Temperature Probe Calibration | 1 point temperature offset calibration |
Inputs | BNC for pH or ORP, 8-pin MiniDIN for ATC |
Accuracy (Temperature) | ±0.3°C/±0.5°F |
Weight (Metric) | 700 grams |
Accuracy (mV) | ±0.2 or ±0.05%, whichever is greater |
Warranty | 3 year meter warranty |
AC Adapter | Universal 100-240 V 50/60 Hz power supply with twist-and-lock meter connection and interchangeable wall plugs for US/Japan, Euro, UK/Singapore, Australia/New Zealand and China outlets |
Log Function Type | Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode |
Calibration | pH, ORP and temperature |
Calibration Points | 1 (ORP) |
Alarm Output | Calibration reminder alarm |
IP Rating | IP54 |
Temperature Selection | Manual or automatic with ATC temperature probe |
Outputs | Computer or printer (STARA-106) |
Backlight Option | Yes |
Temperature Range (English) | 23.0°F to 221.0°F |
Calibration Points (pH) | 1 to 5 points |
Weight (English) | 1.54 lb. |
Resolution (Temperature) | 0.1°C, 0.1°F |
Temperature Range (Metric) | -5.0°C to +105.0°C |
Range (mV) | ±2000.0 |
Range (ORP) | ±2000.0 mV with ±250 mV offset |
Thermo Scientific™ Orion Star™ A121 Portable pH Meter
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Supports traceability with guaranteed access to certificates and proactive change notifications.
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Take simple pH and temperature measurements with our portable pH meter with easy operation for basic field testing.
Memory | Non-volatile memory preserves log and settings |
---|---|
Resolution (pH) | 0.01, 0.1 |
Languages | English |
Measurement Modes | pH,mV,Relative mV with Temperature |
Range (pH) | -2 to 16 |
Channels | 1 |
Accuracy (pH) | ±0.01 |
Power Supply | 4 AA batteries (included) or universal AC adapter (sold separately) |
Battery Life | 2000 hr. |
Data Management Details | Internal Data Point Memory |
Display Type | LCD |
Resolution (mV) | 0.1mV |
Data Points | 50 |
Certifications/Compliance | CE, TUV 3-1, FCC Class A |
Temperature Probe Calibration | 1 point temperature offset calibration |
Inputs | BNC (pH or ORP electrode), 8 pin MiniDIN (ATC temperature probe) |
Accuracy (Temperature) | ±0.1°C |
Weight (Metric) | 0.5 kg |
Accuracy (mV) | ±0.2 or ±0.05%, whichever is greater |
Stability | Smart Stability and Smart Averaging |
Warranty | 3 Year Meter Warranty |
Temperature (English) Operating | 41°F to 113°F (ambient) |
Isopotential Point | 7.00pH |
AC Adapter | Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003) |
Log Function Type | Automatic with Auto-Read Measure Mode, Manual with Continuous Measure Node |
Calibration | pH, relative mV (RmV) and temperature |
Battery Type | 4 x AA |
Relative Humidity Range | 5 to 85%, non-condensing |
Calibration Points | 1 to 3 |
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.) |
IP Rating | IP-67 |
Temperature Selection | Manual or automatic with ATC temperature probe |
Keypad | Simple with highlighted measure key, scroll and shortcut keys |
Model | Orion Star A121 Portable pH/mV/RmV/Temperature Meter |
Outputs | None |
Range (Relative mV) | ±1999.9mV |
Temperature Range (English) | 22.0°F to 221.0°F |
Weight (English) | 2 lb. |
Resolution (Temperature) | 0.1°C, 0.1°F |
Temperature (Metric) Operating | 5°C to 45°C (ambient) |
Temperature Range (Metric) | -5°C to +105°C |
Range (mV) | ±1600.0 |
Thermo Scientific™ Orion Star™ A329 pH/ISE/Conductivity/Dissolved Oxygen Portable Multiparameter Meter
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Supports traceability with guaranteed access to certificates and proactive change notifications.
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Accurately measure pH, ion concentration, conductivity, dissolved oxygen and temperature with our pH/ISE/conductivity/RDO/DO portable meter.
Salinity Measurement Modes | Practical salinity (psu) or natural sea water (ppt) |
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Resolution (Polarographic DO) | 0.01, 0.1mg/L |
Pressure Range | 400 to 850mmHg |
Range (Resistivity) | 2 ohm to 100.0 meg-ohm |
Memory | Non-volatile memory preserves data log, calibration log and meter settings |
Advanced ISE Functions | Segmented (point-to-point) slope, non-linear selectable auto-blank, low concentration range stabilit |
Resolution (pH) | 0.1/0.01/0.001 |
Languages | English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update |
Measurement Modes | pH,mV,Relative mV,TDS,ORP with Temperature,Salinity,Conductivity,Resistivity with Temperature |
Resolution (ISE) | 0.0001 minimum, 1 to 3 significant digits (user selectable) |
Power Supply | 4 AA batteries (included) or universal AC adapter (sold separately) |
Barometric Pressure Correction | 400 to 850mmHg, automatic using built-in barometer or manual entry |
Data Management Details | Transfer single, range or all data points to printer or computer |
Battery Life | 800 hr. |
Display Type | LCD Graphic, Backlit |
Resolution (mV) | 0.1mV |
Data Points | 5000 with date and time stamp |
Calibration Modes | Water-saturated air, air-saturated water, manual (Winkler titration), zero point |
Temperature Probe Calibration | 1 point temperature offset calibration |
Certifications/Compliance | CE, TUV 3-1, FCC Class A |
Salinity Factor | 0.0 to 45.0 ppt, automatic correction using conductivity reading or manual entry of sample salinity |
Accuracy (mV) | ±0.2 mV or ±0.05% of reading whichever is greater |
Accuracy (ISE) | ±0.2 mV or ±0.05% of reading whichever is greater |
Warranty | 3 Year Meter |
Temperature Accuracy | ±0.1°C |
Stability | Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting |
Calibration Points (ISE) | 1 to 5 |
Resolution (Conductivity) | 0.001 μS minimum, auto ranging up to 4 significant digits |
Range (Conductivity) | 0.001 μS/cm to 3000 mS/cm |
Log Function Type | Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous m |
Percent Saturation Range Polarographic DO | 0.0 to 600.0 % saturation |
Battery Type | 4 AA (included) |
Relative Humidity Range | 5 to 85 %, non-condensing |
Range (RDO) | 0.00 to 50.00mg/L |
Dimensions (L x W x H) | 24cm x 10cm x 6.5cm (9.5 in. x 3.9 in. x 2.6 in.) |
Accuracy (TDS) | 0.5% of reading ±1 digit |
Temperature Selection | Manual or automatic with ATC temperature probe |
Percent Saturation Range (RDO) | 0.0 to 500.0 % saturation |
Keypad | Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys |
Outputs | USB, RS232 |
Temperature Range (English) | 22.0°F to 221.0° F |
Range (Relative mV) | ±2000.0 mV |
Calibration Points (pH) | 1 to 5 |
Backlight Option | Yes, selectable |
Percent Saturation Relative Accuracy (RDO) | ±2 % saturation ≤ 200 % saturation, ±10 % saturation > 200 % saturation |
Range (Polarographic DO) | 0.00 to 90.00mg/L |
Range (mV) | ±2000.0 mV |
Accuracy (Barometer) | ±6mmHg |
Range (ORP) | ±2000.0 mV |
Methods | 10 per channel with password protection |
Pressure Resolution | 1mmHg |
Cell Constant | 0.001 to 199.9cm-1 |
Temperature (Metric) Reference | 5, 10, 15, 20, 25°C |
Range (pH) | -2.000 to 20.000 |
TDS Factor Range | Linear (0.02 to 9.99) |
Channels | 3 |
Accuracy (pH) | ±0.002 |
Range (ISE) | 0.0001 to 19900 with selectable units of ppm, Molar, mg/L, %, ppb or none |
Range (Salinity) | 0.06 to 80.00 psu, 0.05 to 42.00 ppt |
Resolution (RDO) | 0.01, 0.1mg/L |
Temperature Compensation | Linear, nLFn (non-linear ultra pure water), nLFu (non-linear ultra pure degassed water), EP (off with warning) or off |
Accuracy (Salinity) | 0.5% of reading ±1 digit |
Resolution (Salinity) | 0.01 psu or 0.01 ppt minimum, auto ranging |
Percent Saturation Resolution (RDO) | 0.1, 1 % saturation |
Accuracy (Conductivity) | 0.5% of reading ±1 digit > 3 μS; 0.5% of reading ±0.01 μS ≤ 3 μS |
Percent Saturation Relative Accuracy (Polarographic DO) | ±2 % saturation or ±2% of reading whichever is greater |
Inputs | BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (conductivity sensor with built-in temperature or ATC temperature probe), 9 pin MiniDIN (RDO optical or polarographic DO sensor with built-in temperature) |
Weight (Metric) | 0.5 kg |
Calibration Points (Conductivity) | Up to 5 |
Temperature (English) Operating | 41°F to 113°F (ambient) |
Resolution (Resistivity) | 1 ohm or 0.1 meg-ohm, auto ranging |
Isopotential Point | 7.000pH |
Accuracy (Polarographic DO) | ±0.2mg/L or ±2% of reading, whichever is greater |
Accuracy (Resistivity) | 0.5% of reading ±1 digit |
AC Adapter | Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003) |
Range (TDS) | 0.001 ppm to 200.0 ppt |
Resolution (TDS) | 0.001 ppm minimum, auto ranging up to 4 significant digits |
Calibration | pH with calibration editing option, ion concentration (ISE) with calibration editing option, relativ |
Calibration Points | 1 point relative mV (RmV) mode, 1 point ORP mode |
Alarm Output | High/low limit alarm, calibration due alarm |
IP Rating | IP 67 |
Percent Saturation Resolution (Polarographic DO) | 0.1, 1 % saturation |
Model | Orion Star A329 pH/ISE/mV/RmV/ORP/Conductivity/TDS/Salinity/Resistivity/RDO Optical/Dissolved Oxygen/Temperature Portable Meter |
Weight (English) | 1.2 lb. |
Temperature (Metric) Operating | 5°C to 45°C (ambient) |
Temperature Range (Metric) | -5.0°C to +105.0°C |
Percent Saturation Range (Polarographic DO) | 0.0 to 600.0 % saturation |
Temperature Resolution | 0.1°C, 0.1°F |
Accuracy (RDO) | ±0.1mg/L up to 8mg/L, ±0.2mg/L from 8 to 20mg/L, ±10% of reading up to 50mg/L |
Thermo Scientific™ Orion™ Versa Star Pro™ pH/Conductivity Multiparameter Benchtop Meter
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Supports traceability with guaranteed access to certificates and proactive change notifications.
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Get premium performance and flexibility with our benchtop meter with pH and conductivity modules for simultaneous pH, conductivity, and temperature.
Power Rating | DC input: 9VDC, 1A |
---|---|
Salinity Measurement Modes | Practical salinity (psu) or natural sea water (ppt) |
Range (Resistivity) | 2 ohm to 100.0 meg-ohm |
Memory | Non-volatile memory preserves data log, calibration log and meter settings |
Resolution (pH) | 0.1/0.01/0.001 |
Languages | English, Spanish, French, Italian, German, Chinese, Portuguese and Korean |
Measurement Modes | pH,mV,Relative mV,TDS,ORP with Temperature,Salinity,Conductivity,Resistivity with Temperature |
Power Supply | Universal AC adapter (included) |
Data Management Details | Transfer single, range or all data points to printer or computer |
Display Type | Color graphic LCD with user-customizable options |
Resolution (mV) | 0.1mV |
Data Points | 2000 with date and time stamp |
Temperature Probe Calibration | 1 point temperature offset calibration |
Certifications/Compliance | CE, TUV 3-1, FCC Class A |
Accuracy (mV) | ±0.2 mV or ±0.05% of reading whichever is greater |
Warranty | 3 year meter and module warranty |
Temperature Accuracy | ±0.1°C |
Stability | Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting |
Resolution (Conductivity) | 0.001 μS minimum, auto ranging up to 4 significant digits |
Range (Conductivity) | 0.001 μS/cm to 3000 mS/cm |
Log Function Type | Automatic data logging with Auto-Read, Timed and Single Shot measure modes; manual data logging with |
Relative Humidity Range | 5 to 85 %, non-condensing |
Dimensions (L x W x H) | 28cm x 24cm x 10cm (11 in. x 9.5 in. x 3.9 in.), modules add ≤ 2cm (0.8 in.) L & H |
Accuracy (TDS) | 0.5% of reading ±1 digit |
Temperature Selection | Manual or automatic with ATC temperature probe |
Keypad | Numeric with menu-specific function keys and dual purpose scroll/shortcut keys |
Outputs | USB (2), RS232 |
Temperature Range (English) | 22.0°F to 221.0° F |
Range (Relative mV) | ±2000.0 mV |
Calibration Points (pH) | 1 to 6 |
Backlight Option | Yes |
Range (mV) | ±2000.0 mV |
Range (ORP) | ±2000.0 mV |
Methods | 10 per channel |
Cell Constant | 0.001 to 199.9cm-1 |
Temperature (Metric) Reference | 5, 10, 15, 20, 25°C |
Range (pH) | -2.000 to 20.000 |
TDS Factor Range | Linear (0.02 to 9.99) |
Channels | 4 - customizable with modules |
Accuracy (pH) | ±0.002 |
Range (Salinity) | 0.06 to 80.00 psu, 0.05 to 42.00 ppt |
Temperature Compensation | Linear, nLFn (non-linear ultra pure water), nLFu (non-linear ultra pure degassed water), EP (off with warning) or off |
Accuracy (Salinity) | 0.5% of reading ±1 digit |
Resolution (Salinity) | 0.01 psu or 0.01 ppt minimum, auto ranging |
Accuracy (Conductivity) | 0.5% of reading ±1 digit > 3 μS; 0.5% of reading ±0.01 μS ≤ 3 μS |
Inputs | BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), 8 pin MiniDIN (conductivity sensor with built-in temperature), two stirrer inputs (stirrer probe) |
Weight (Metric) | 1.2 kg, modules add 0.2 kg each |
Calibration Points (Conductivity) | Up to 6 |
Temperature (English) Operating | 41°F to 113°F (ambient) |
Resolution (Resistivity) | 1 ohm or 0.1 meg-ohm, auto ranging |
Isopotential Point | 7.000pH (adjustable) |
Accuracy (Resistivity) | 0.5% of reading ±1 digit |
AC Adapter | Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. STARA-PWR) |
Range (TDS) | 0.001 ppm to 200.0 ppt |
Resolution (TDS) | 0.001 ppm minimum, auto ranging up to 4 significant digits |
Calibration | pH with calibration editing option, relative mV (RmV), ORP, conductivity with calibration editing op |
Calibration Points | 1 point relative mV (RmV) mode, 1 point ORP mode |
Alarm Output | Set point alarm, high/low limit alarm, calibration due alarm |
IP Rating | IP 54 |
Weight (English) | 2.5 lb., modules add 0.5 lb. each |
Temperature (Metric) Operating | 5°C to 45°C (ambient) |
Temperature Range (Metric) | -5.0°C to +105.0°C |
Temperature Resolution | 0.1°C, 0.1°F |
Thermo Scientific™ Orion Star™ A221 Portable pH Meter
SureTRACE
Supports traceability with guaranteed access to certificates and proactive change notifications.
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Supports traceability with guaranteed access to certificates and proactive change notifications.
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Reliably measure pH, mV, ORP and temperature with our portable pH meter for advanced field analysis and printer or computer interfacing.
Thermo Scientific™ Orion Star™ A211 Benchtop pH Meter
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Supports traceability with guaranteed access to certificates and proactive change notifications.
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Supports traceability with guaranteed access to certificates and proactive change notifications.
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Reliably measure pH, mV, ORP and temperature with our benchtop pH meter for advanced lab analysis and printer or computer interfacing.
Memory | Non-volatile memory preserves data log, calibration log and meter settings |
---|---|
Resolution (pH) | 0.001, 0.01, 0.1 |
Languages | English, Spanish, French, Italian, German and Chinese; Portuguese and Korean Available with Software Update |
Measurement Modes | pH,mV,Relative mV,ORP with Temperature |
Range (pH) | -2 to 20 |
Channels | 1 |
Accuracy (pH) | ±0.002 |
Power Supply | Universal AC adapter (included) or 4 AA batteries (sold separately) |
Battery Life | 800 hr. |
Data Management Details | Transfer single, range or all data points to printer or computer |
Display Type | LCD, Graphic with Backlight |
Resolution (mV) | 0.1mV |
Data Points | 2000 with Date and Time Stamp |
Certifications/Compliance | CE, TUV 3-1, FCC Class A |
Temperature Probe Calibration | 1 point temperature offset calibration |
Inputs | BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), stirrer input (stirrer probe) |
Accuracy (Temperature) | ±0.1°C |
Weight (Metric) | 0.9 kg |
Accuracy (mV) | ±0.2 or ±0.05%, whichever is greater |
Stability | Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting |
Temperature (English) Operating | 41°F to 113°F (ambient) |
Isopotential Point | 7.000pH |
AC Adapter | Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. 1010003) |
Log Function Type | Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode |
Calibration | pH with calibration editing option, relative mV, ORP and temperature |
Battery Type | 4 x AA (sold separately) |
Relative Humidity Range | 5 to 85%, non-condensing |
Calibration Points | 1 to 5 |
Alarm Output | High/low limit alarm, calibration due alarm |
IP Rating | IP-54 |
Temperature Selection | Manual or automatic with ATC temperature probe |
Keypad | Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys |
Model | Orion Star A211 pH/mV/RmV/ORP/Temperature Benchtop Meter |
Outputs | USB, RS-232 |
Range (Relative mV) | ±2000.0mV |
Backlight Option | Yes, selectable |
Temperature Range (English) | 22.0°F to 221.0°F |
Weight (English) | 2 lb. |
Resolution (Temperature) | 0.1°C, 0.1°F |
Temperature (Metric) Operating | 5°C to 45°C (ambient) |
Temperature Range (Metric) | -5°C to +105°C |
Methods | 10 per channel with password protection |
Range (ORP) | ±2000.0mV |
Thermo Scientific™ Orion™ Versa Star Pro™ pH/LogR™ Benchtop Meter
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Supports traceability with guaranteed access to certificates and proactive change notifications.
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Get premium performance and ultimate flexibility with our benchtop meter with pH/LogR module for pH, mV, ORP and LogR temperature technology.
Power Rating | DC input: 9VDC, 1A |
---|---|
Memory | Non-volatile memory preserves data log, calibration log and meter settings |
Resolution (pH) | 0.001, 0.01, 0.1 |
Languages | English, Spanish, French, Italian, German, Chinese, Portuguese and Korean |
Measurement Modes | pH with LogR Temperature,mV,Relative mV,ORP with Temperature |
Range (pH) | -2 to 20 |
Channels | 4 - customizable with modules |
Accuracy (pH) | ±0.002 |
Power Supply | Universal AC adapter (included) |
Data Management Details | Transfer single, range or all data points to printer or computer |
Display Type | LCD, Color Graphic with User-Customizable Options |
Resolution (mV) | 0.1mV |
Data Points | 2000 with Date and Time Stamp |
Certifications/Compliance | CE, TUV 3-1, FCC Class A |
Temperature Probe Calibration | 1 point temperature offset calibration, 3 point LogR temperature calibration |
Inputs | BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), two stirrer inputs (stirrer probe) |
Accuracy (Temperature) | ±0.1°C |
Weight (Metric) | 1.2 kg, modules add 0.2 kg each |
Accuracy (mV) | ±0.2 or ±0.05%, whichever is greater |
Stability | Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting |
Temperature (English) Operating | 41°F to 113°F (ambient) |
Isopotential Point | 7.000pH (adjustable) |
AC Adapter | Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. STARA-PWR) |
Log Function Type | Automatic with Auto-Read, Timed and Single Shot Measure Modes; Manual |
Calibration | pH with calibration editing option, relative mV, ORP, LogR temperature and temperature |
Relative Humidity Range | 5 to 85%, non-condensing |
Alarm Output | Set point alarm, high/low limit alarm, calibration due alarm |
IP Rating | IP-54 |
Temperature Selection | Manual or automatic with ATC temperature probe, automatic with pH electrode using LogR mode |
Keypad | Numeric with menu-specific function keys and dual purpose scroll/shortcut keys |
Outputs | USB, RS-232 |
Range (Relative mV) | ±2000.0mV |
Backlight Option | Yes |
Temperature Range (English) | 22.0°F to 221.0°F |
Weight (English) | 2.5 lb., modules add 0.5 lb. each |
Resolution (Temperature) | 0.1°C, 0.1°F |
Temperature (Metric) Operating | 5°C to 45°C (ambient) |
Temperature Range (Metric) | -5°C to +105°C |
Methods | 10 per channel |
Range (ORP) | ±2000.0mV |