DQRID : D160818.2
Start DateStart TimeEnd DateEnd Time
07/22/2016140007/25/20161412
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Subject:
ENA/OZONE/C1 - Failing pump
DataStreams:enaaosozoneC1.01, enaaosozoneC1.a1, enaaosozoneC1.00
Description:
The pump was failing, and the operator attempted a repair.  Eventually, the flow bypassed 
the pump internally and was replaced with an external HTDMA vacuum pump.  Data appear 
valid since the flow only affects the internal calibration source and not the ambient 
measurement.
Suggestions: 
Data are correct EXCEPT when flow is zero during Operator maintenance.
Measurements:enaaosozoneC1.01:
  • Ozone concentration(ozone)
  • Ozone pressure(ozone_pressure)
  • Ozone bench temperature(ozone_bench_temp)
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enaaosozoneC1.a1:
  • Ozone concentration(ozone)
  • Ozone bench temperature(ozone_bench_temp)
  • Ozone pressure(ozone_pressure)
more
enaaosozoneC1.00:
  • (Raw data stream - documentation not supported)
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