The FGA311 is a low-cost, in situ, flue-gas oxygen transmitter. Its compact transmitter design incorporates the electronics and oxygen probe into one weatherproof or explosion-proof package. This microprocessor-based oxygen transmitter is designed to stay on the job with minimum downtime. The transmitter is ideal for clean-burning applications such as boilers, process heaters and furnaces. It offers an economical solution for multiple installation applications.


  • Fail-safe diagnostics
  • RS232 digital and 4mA to 20mA analog outputs
  • Easily serviced
  • Weatherproof and explosion-proof packages available
  • Microprocessor-based

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