AQMS-500 Sulfur Dioxide Analyzer


AQMS-500 sulfur dioxide (SO2) analyzer applies UV fluorescence technology with the photomultiplier tube (PMT) to measure SO2.


  • Compliance with US EPA reference method;
  • Various outputs include ethernet and RS232;
  • User friendly interface with large screen;
  • Continuous system diagnosis with alarm;
  • Multi-tasking software allows viewing test variables while operating;
  • Temperature and pressure compensation;
  • Internal data logging with 1 min to 365 day multiple  averages;
  • Critical orifices provide flow stability;


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