Percent Oxygen Analyzers

Percent Oxygen Analyzers

We offer percent analyzers for measurements from 0.1% to 100% for applications where precise measurements of percent oxygen are required. Explosion proof as well as general purpose and NEMA 4 controlled enclosures are available.

All of our analyzers are competitively priced. 


Our Percent Analyzers

AOI OXY-SEN analyzer

OXY-SEN Percent Oxygen Monitor

The OXY-SEN™ Oxygen Monitor is an economical percent oxygen monitoring system equipped with a standard measuring range of 0-100%.

  • Comes standard with dual 4-20 mADC recorder outputs that are scaled over 0-100% and 0-25%.
  • Operates well in harsh atmospheres.
  • Responds instantaneously to changes in O2.

Download AOI-OXY-SEN-Datasheet_EN_US

Series 2000 Percent Oxygen Analyzer

The Series 2000 Percent Oxygen Analyzer is a rugged, microprocessor-controlled percent oxygen analyzer with either single range or three range capabilities from 0-1 to 0-100%.

  • High tolerance for gases containing up to 100% carbon dioxide.
  • NEMA 1 and NEMA 7 enclosures suitable for a wide variety of configurations applications.
  • Measure tenths of percent to 100%.

Download AOI-2000 Series-Datasheet_EN_US

AOI 2520 analyzer

Series 2520 Portable Percent Oxygen Analyzer

The Series 2520 Portable Percent Oxygen Analyzer is a battery operated percent oxygen analyzer designed for industrial and commercial applications where accurate and reliable spot percent oxygen measurements are needed.

  • Easy to carry and transport
  • Senses oxygen changes in seconds
  • Replacement batteries found world-wide
  • Low cost of ownership

Download AOI-2520 Series-Datasheet_EN_US

Zirconia Oxygen Analyzer ZRO 2000

Our FAST, response Zirconia Oxygen Analyzer is designed to provide accurate and repeatable trace and percent oxygen measurements in a variety of gases.

  • Oxygen readings from parts per billion to 100% can be achieved with one instrument.
  • Rugged and compact design makes it ideally suited for industrial applications where continuous oxygen measurements are required.

Download AOI-ZRO-2000-Datasheet_EN_US

Series 2500/2510 Oxygen Transmitters Explosion Proof

The Series 2500/2510 Oxygen Transmitters Explosion Proof are blind transmitters designed to provide exceptional performance, accuracy, and stability.

  • Percent oxygen measurement ranges are available from 0-2% to 0-100%. ​
  • Image shown here is with the explosion-proof enclosure.
  • Provides up to three times the functional life of most “fuel cell” type sensors.
  • Reliability is dramatically increased.
  • Low maintenance costs.

Download AOI-2500 2510 Series-Datasheet_EN_US

Series 2500/2510 Oxygen Transmitters

The Series 2500/2510 Oxygen Transmitters are blind transmitters designed to provide exceptional performance, accuracy, and stability. Percent oxygen measurement ranges are available from 0-2% to 0-100%. ​

  • Provides up to three times the functional life of most “fuel cell” type sensors. A
  • A true loop powered (14-32 VDC) trace oxygen transmitter designed to provide accurate and dependable trace oxygen measurements in a variety of background gases.
  • Reliability is dramatically increased.

Download AOI-2500 2510 Series-Datasheet_EN_US

Find the right analyzer for your application

Questions? We’re here to help.

Alpha Omega Instruments
4140 World Houston Pkwy, Suite 180
Houston, TX 77032 USA