Portable Dissolved Oxygen Meters

  • Dissolved Oxygen Meters
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Measurement Modes

Percent Saturation Range Polarographic DO

Range (Polarographic DO)

Range (RDO)

Relative Humidity Range

Sensor Types

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Temperature (Metric) Range

Orion Star™ A323 Dissolved Oxygen Portable Meter

Get high accuracy and premium performance everywhere you need it with the Thermo Scientific™ Orion Star™ A323 Dissolved Oxygen and RDO Portable Meter. This instrument is designed for a wide range of dissolved oxygen and temperature testing and field applications.

Orion Star™ A223 Dissolved Oxygen Portable Meter

Record accurate and reliable dissolved oxygen and temperature measurements with the Thermo Scientific™ Orion Star™ A223 Dissolved Oxygen and RDO Portable Meter. This instrument is ideal for a wide range of applications and advanced dissolved oxygen analysis in the field.

Orion Star™ A123 Dissolved Oxygen Portable Meter

Take simple, routine dissolved oxygen and temperature measurements with the Thermo Scientific™ Orion Star™ A123 Dissolved Oxygen Portable Meter. This instrument is easy-to-use and budget-friendly, designed for basic dissolved oxygen analysis in the field.