pH, Dissolved Oxygen, Conductivity and ISE Meters

Benchtop Meters

Orion Star A211

Record accurate and reliable pH, mV, ORP and temperature measurements. This meter is ideal for a wide range of applications and advanced pH analysis in the lab. Perform up to a 5 point pH calibration, log up to 2000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer with free downloadable Orion Star™ Com software. Use the included electrode stand to easily place sensors in samples and simplify storage to minimize breakage.

Orion Star A212

Record accurate and reliable conductivity, total dissolved solids, salinity, resistivity and temperature measurements. Ideal for a wide range of applications and advanced conductivity analysis in the lab. Set temperature compensated readings using linear, non-linear pure water or EP options with 5, 10, 15, 20 or 25 °C reference temperatures. Perform up to a five-point calibration, log up to 2000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer.

Orion Star A213

Record accurate and reliable dissolved oxygen and temperature measurements. This instrument is ideal for a wide range of applications and advanced dissolved oxygen analysis in the lab. Use an RDO optical or polarographic DO probe for ultimate flexibility in sensors. Calibrate using water-saturated air, air-saturated water, custom value using Winkler titration or zero point options. Log up to 2000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer.

Orion Star A214

Record accurate and reliable pH, ion concentration, mV, ORP and temperature measurements. This meter is ideal for a wide range of applications and advanced pH or ion analysis in the lab. Perform up to 5 point pH and ISE calibrations, log up to 2000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer with free downloadable software. Use the included electrode stand to easily place sensors in samples and simplify storage to minimize breakage.

Orion Star A215

Record accurate and reliable pH, mV, ORP, conductivity, total dissolved solids (TDS), salinity, resistivity and temperature measurements. This meter is ideal for a wide range of applications and advanced pH and conductivity analysis in the lab. Use the two meter channels to measure pH and conductivity simultaneously or view each channel separately. Perform up to a 5 point calibration, log up to 2000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer.

Orion Star A216

Record accurate and reliable pH, mV, ORP, dissolved oxygen and temperature measurements. This meter is ideal for a wide range of applications, including advanced pH and dissolved oxygen analysis in the lab. Use the two channels to measure pH and dissolved oxygen simultaneously or view each channel separately. Use an RDO optical or polarographic DO probe for ultimate flexibility in sensors. Log up to 2000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer.

Orion Versa Star Pro

High accuracy, premium performance and ultimate flexibility. Meet your most challenging applications for pH, ion concentration, mV, ORP and temperature. Easily view measurements on the stunning color display and customize the four meter channels with interchangeable modules. Perform up to 6 point pH and ISE calibrations, log up to 2000 data point sets with time/date stamp and transfer calibration and data logs via USB or RS232 to a printer or computer. Select systems with one or two pH/ISE modules.

Orion Lab Star PH111

Measure pH or ORP simultaneously with mV and temperature. Featuring a large, backlit display for easy viewability and small footprint to save bench space, this pH meter is ideal for simplified, budget-friendly lab testing. Use the onscreen stabilizing and ready indicators to help identify when pH meter and ORP meter readings are complete. View active pH, ORP and temperature calibration logs with date and time stamp, record key measurements using the 500-point data log with date and time stamp, and output all logs to a printer or computer.

Orion Lab Star EC112

Measure conductivity, salinity or total dissolved solids with temperature. Featuring a large, backlit display for easy viewability and small footprint to save space, this meter is ideal for simplified, budget-friendly lab testing. Use the onscreen stabilizing and ready indicators to help identify when conductivity meter, salinity meter and TDS meter readings are complete. View active calibration logs with date and time, record key measurements using the 500-point data log with date and time, and output all logs to a printer or computer.

Orion Lab Star

Measure dissolved oxygen as percent saturation or concentration in ppm or mg/L with temperature. Featuring a large, backlit display for easy viewability and small footprint to save bench space, this DO meter is ideal for simplified, budget-friendly testing. Use the onscreen stabilizing and ready indicators to help identify when DO meter readings are complete. View active calibration logs with date and time stamp, record key measurements using the 500-point data log with date and time stamp, and output all logs to a printer or computer.

Portable Meters

Orion Star A121

Take simple, routine pH, mV and temperature measurements. 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.

Orion Star A122

Take simple, routine conductivity, total dissolved solids (TDS) and temperature measurements. 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.

Orion Star A123

Take simple, routine dissolved oxygen and temperature measurements. This instrument is easy-to-use and budget-friendly, designed for basic dissolved oxygen analysis in the field. Calibrate polarographic DO probes using water-saturated air or custom value using Winkler titration. Quickly navigate setup menus and ensure consistent calibrations using the simple keypad layout and on-screen text prompts. Use the included electrode stand to easily place sensors in samples and simplify storage.

Orion Star A221

Record accurate and reliable pH, mV, ORP and temperature measurements. This meter is ideal for a wide range of applications and advanced pH analysis in the field. Perform up to a 5 point pH calibration, log up to 1000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer with free downloadable Orion Star™ Com software. Waterproof meter ensures durable, rugged performance in outdoor environments with an IP67-rated housing.

Orion Star A222

Record accurate and reliable conductivity, total dissolved solids (TDS), salinity, resistivity and temperature measurements. 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.

Orion Star A223

Record accurate and reliable dissolved oxygen and temperature measurements. This instrument is ideal for a wide range of applications and advanced dissolved oxygen analysis in the field. Use RDO optical or polarographic DO probes and calibrate using water-saturated air, air-saturated water, custom value (Winkler) or zero point options. Log up to 1000 data point sets with time/date stamp and easily transfer via USB or RS232 to a printer or computer. Waterproof meter ensures durable, rugged performance with an IP67-rated housing.

Orion Star A321

Get high accuracy and premium performance everywhere you need it. This meter is designed for a wide range of pH, mV, ORP and temperature testing and field applications. Evaluate samples in the most demanding locations using this waterproof meter with IP67-rated housing. Perform up to a 5 point pH calibration, log up to 5000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer with free downloadable software.

Orion Star A322

Get high accuracy and premium performance everywhere you need it. 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.

Orion Star A323

Get high accuracy and premium performance everywhere you need it. This instrument is designed for a wide range of dissolved oxygen and temperature testing and field applications. Evaluate samples in the most demanding locations using this waterproof meter with IP67-rated housing. Use an RDO optical or polarographic DO probe and calibrate using water-saturated air, air-saturated water, custom value (Winkler) or zero point. Log up to 5000 data point sets with time/date stamp and easily transfer logs to a printer or computer.

Orion Star A324

Get high accuracy and premium performance everywhere you need it. This meter was designed for a wide range of pH, ion concentration, mV, ORP and temperature testing and field applications. Evaluate samples in the most demanding locations using this waterproof meter with IP67-rated housing. Perform up to 5 point pH and ISE calibrations, log up to 5000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer with free downloadable software.

Orion Star A325

Get high accuracy and premium performance everywhere you need it. This meter is designed for a wide range of pH, mV, ORP, 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. Use the two channels to measure pH and conductivity simultaneously or view each channel separately. Log up to 5000 data point sets with time/date stamp and transfer logs to a printer or computer.

Orion Star A326

Get high accuracy and premium performance everywhere you need it. This meter is designed for a wide range of pH, mV, ORP, dissolved oxygen and temperature testing and field applications. Evaluate samples in the most demanding locations using this waterproof meter with IP67-rated housing. Use the two meter channels to measure pH and dissolved oxygen simultaneously or view each channel separately. Log up to 5000 data point sets with time/date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer.

Orion Star A329

Get high accuracy and premium performance everywhere you need it. This meter is designed for a wide range of pH, ion concentration, conductivity, dissolved oxygen and temperature testing and field applications. Evaluate samples in the most demanding locations using this waterproof meter with IP67-rated housing. Use the three channels to measure pH, conductivity and DO simultaneously or view each channel separately. Log up to 5000 data point sets with time/date stamp and transfer to a printer or computer.

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