DQRID : D150930.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/21/2015000009/25/20151625Suspect
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Subject:
MAO/UHSAS/S1 - Instrument sample flow low
DataStreams:maoaosuhsasS1.a1
Description:
Instrument sample flow steadily decreasing from the nominal 50 sccm to about 13-14 sccm 
over several days due to an internal obstruction. Possible particle losses, potentially 
affecting the measured total number concentration and sizing.
Suggestions: 
Use data with caution
Measurements:maoaosuhsasS1.a1:
  • size_distribution
  • sample_pressure
  • flow
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