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Thermo Fisher Scientific

Red Low Exhaust Gas Flow Indicator


The Low Exhaust Gas Flow indicator is red when the exhaust flow is less than 0.1 mbar or a specified threshold.


iCAP Qnova Series ICP-MS


  1. Check the exhaust hoses at the top of the instrument.
  2. Verify that the exhaust system on site is working properly.

NOTE: Your facility may have a separate control switch or valve to activate the exhaust.


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