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Waters

Data missing with QDa - WKB48872

Article number: 48872

SYMPTOMS

  • "QDa data missing" message on the chromatogram plot
  • QDa does not acquire data
  • UV detector is acquiring
  • In the console, QDa shows as running

ENVIRONMENT

  • ACQUITY QDa Mass Detector
  • Empower
  • ICS 1.65
  • Firmware V

CAUSE

The QDa instrument method uses a sample rate of 15 pts/sec.

FIX or WORKAROUND

Reduce the sample rate to 10 pts/sec in the instrument method.

ADDITIONAL INFORMATION

This issue was fixed in Driver Pack 2017 Release 2 (DP2017R2).

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