Starting at $2,351.00
  • Usually ships in 10-12 weeks



  • Measuring range:
    • 0-1%, 0-5%, 0-10%, 0-25%;
    • Optional 0-1%, 0-5%, 0-10%, 0-100%
  • Accuracy: <2%
  • Barometric pressure and temperature compensation
  • Two user configurable alarms
  • Range ID output
  • 12 to 28 V DC or mains powered options
  • XLT sensor options for CO2 backgrounds


The AII GPR-2900 Oxygen Analyzer is a general purpose oxygen analyzer with barometric pressure and temperature compensation, four measurement ranges, and two user configurable alarm contacts. All versions can be locked manually to a single range or auto-range. The analyzer also features a 4-20mA isolated signal output, 4-20mA or 1-5V DC range ID outputs, Delrin remote sensor housing with 1/8-inch tube fittings, AC or DC power, and a panel mount aluminum enclosure.

The GPR-2900 operates with a remote sensor to allow flexibility of installation, and measures O2 up to 100%. The remote sensor block allows an easy oxygen sensor replacement for simple and fast maintenance and low cost of ownership.

Applications for the GPR-2900 include:

  • Nitrogen or oxygen generators
  • Glove boxes
  • Oxygen injection in fish farms
  • Confined space monitoring
  • Sintering and other metal processing
  • Delignification and bleaching in pulp & paper