Percent Oxygen Analyzer in NEMA Enclosure - AII GPR-2500

Monitors Oxygen in General Purpose and Hazardous Areas

Key features

  • Advanced galvanic electrochemical sensors
  • Measuring oxygen in ranges: 0-1% up to 0-100% (model dependant)
  • Accuracy of better than 2% of selected range
  • Auto-ranging or fixed range (user selectable)
  • Long lifespan of the GPR sensor of 32 months and more
  • Simple to use HMI


The GPR-2500 is an industrial oxygen analyzer for percentage oxygen measurements in both general purpose or hazardous areas. Available in several variants, all of which are supplied in a lightweight NEMA enclosure with stainless steel wetted parts and easy to access electrochemical oxygen sensors for user-friendly maintenance.


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