Model AF22M - UV Fluorescent Sulfur Dioxide Analyzer

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Model AF22M - UV Fluorescent Sulfur Dioxide Analyzer

UV Fluorescence Sulfur Dioxide (SO2) Analyzer.

  • Low level monitoring of sulfur dioxide (SO2) from 1 ppb to 10 ppm
  • Ultra compact and lightweight – rackable 19'/3U
  • UV fluorescence technology
  • SMD enhanced electronics
  • USB and TCP/IP connectivity (option)


  • SO2 Ambient air monitoring
  • Sulfur dioxide Indoor air monitoring
  • Air quality and stack monitoring of petrochemical, pulp & paper plants , water treatment plants
  • Continuous emissions monitoring (CEM) by dilution extraction

Offers excellent performance for 0.4ppb to 10 ppm SO2 measurements

User programmable ranges and average times

Auto-ranging and automatic response time

Real time calibration graph

Full remote emulation of the analyzer

Graphic Liquid Crystal (LCD) display

Real-time synoptic flow diagram display

Option: Internal module for H2S/TRS monitoring (max 1 ppm), configuration for TRS measurement in CO2 matrix

Built-in USB port and serial interface (RS 232 / RS 422), Ethernet connection for full remote control and display functions

Extremely compact, easy to use

Built-in storage of 12 months 1/4 h average data

Includes embedded Communication Protocol for XR® AQMS Software

Interactive menu-driven display allowing user-friendly and intuitive interface for the operator


Compliant with ISO 10498, EN 14212 and VDI 4202


Type approvals:

-TÜV report n° 936/21206773/A (Germany),

-US EPA n° EQSA-0802-149 (USA)


Environnement S.A
Environnement S.A
111, Bd Robespierre - BP 84513
Poissy , 78304; Cedex


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