Process Refractometers

5 generations of refractometers

Latest: Vaisala Polaris™ process refractometer product family

Light your way beyond tomorrow

Ignite the full potential of your process control with the pioneering optical inline process refractometer Vaisala Polaris. The robust instruments optimize manufacturing processes, enhance productivity, and save resources, energy, and time in various industries and hundreds of applications. .

Uplift your horizons and step into the bright new future of reliability with Vaisala Polaris process refractometers. 

Polaris-family

Success measured in a flash

Vaisala Polaris process refractometer family sheds new light on what is possible in liquid measurements. The robust instrument family provides reliable and maintenance-free liquid concentration measurements.

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Vaisala Polaris™ PR53AC Sanitary Compact Process Refractometer
Vaisala Polaris™ PR53AC Sanitary Compact Process Refractometer

Measure Brix and other liquid concentrations with instant productivity and material gains, and simplified process operation for food, beverage, dairy, and brewery manufacturing

Vaisala Polaris™ PR53AP Sanitary Probe Process Refractometer
Vaisala Polaris™ PR53AP Sanitary Probe Process Refractometer

Measure Brix and other liquid concentrations with instant productivity and material gains, and simplified process operation for food and beverage manufacturing, dairy and brewery, including OEMs.

Vaisala Polaris™ PR53GC Compact Process Refractometer
Vaisala Polaris™ PR53GC Compact Process Refractometer

Measure concentrations of acids, alkaline solutions, alcohols, hydrocarbons, solvents, and various other solutions directly in pipeline, in production transport, and quality control in chemical, and other industries.

Vaisala Polaris™ PR53GP Probe Process Refractometer
Vaisala Polaris™ PR53GP Probe Process Refractometer

Measure concentrations of sugars/Brix, acids, alkaline solutions, alcohols, hydrocarbons, solvents, and various other solutions directly in pipelines and tanks, in production transport and perform quality control in sugar, chemical, petrochemical, and other industries.

Vaisala Polaris™ PR53M PTFE-Body Process Refractometer
Vaisala Polaris™ PR53M PTFE-Body Process Refractometer

Measure safely and accurately the concentrations of aggressive chemicals: hydrochloric acid (HCI), sodium hydroxide (NaOH), sodium chloride (NaCl), sulphuric acid (H₂SO₄), and hydrofluoric acid (HF)

Vaisala Polaris™ PR53SD Process Refractometer
Vaisala Polaris™ PR53SD Process Refractometer

Pulp industry process optimization, black liquor, green liquor, brown stock washing, and other liquid concentrations in fiber and chemical recovery lines.

Vaisala Polaris™ PR53W Valve-Body Process Refractometer
Vaisala Polaris™ PR53W Valve-Body Process Refractometer

Measure safely and accurately the concentrations of aggressive chemicals: sulphuric acid (H₂SO₄), hydrochloric acid (HCI), sodium hydroxide (NaOH), and hydrofluoric acid (HF)

Indigo520 for process refractometers
Indigo520 for process refractometers

Data logging, wash control, trends, settings and measurement parameters

Vaisala K-PATENTS® Digital Divert Control System DD-23
Vaisala K-PATENTS® Digital Divert Control System DD-23

Vaisala K-PATENTS DD-23 system includes two K-Patents SAFE-DRIVE Refractometer PR-23-SD sensors in the main black liquor line, and two Indicating transmitters and a Divert control unit in an integrated panel. Remote monitoring, and event data logging is via Ethernet.

Vaisala K-PATENTS® Semicon Refractometer PR-33-S
Vaisala K-PATENTS® Semicon Refractometer PR-33-S