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JMSU Heated Stream Selector


  • For extractive gas analysis
  • For emission and process monitoring
  • Stream selector up to 4 sample points to one analyzer
  • For hot-wet gas analysis


  • No change in flow velocity/pressure due to tube-size bore hole through ball valves
  • Maximum operational safety
  • No damage of analyzer in case of failure
  • No influence to sample gas
  • No cold spots
  • Low noise operation also in case of switching
  • Low and easy maintenance
  • Easy mounting and integration in gas analysis systems


  • For 2 to 4 measuring points
  • 19“-rack mounting, 3 HU or 4 HU
  • Consistent heating
  • Operating temperature up to 220 °C
  • Low and high temperature status contact
  • „Fail safe“ condition in case of power failure
  • Power supply 115 or 230 VAC 50/60 Hz
  • Stainless steel ball valves with full bore size for  switching over the measuring points
  • Pneumatic actuated ball valves
  • Optical shift position indicator

Data Sheets

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