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2489 detector with Empower records only partial run - WKB25731

Article number: 25731

SYMPTOMS

  • Empower records only the first few minutes of run or only partial data 
  • Unexpected change in data rate noticed during a chromatographic run if network communications with the computer are temporarily lost
  • The data rate change affects the time axis to match total run time in Empower
  • Visible shift of chromatographic peaks 

Figure 1: Normal 20-minute run

Figure 2: Abnormal 20-minute run

clipboard_e64c5fe387c433cbe9f28203f8937c2a6.png

ENVIRONMENT

  • 2489 UV/Vis Detector
  • Empower 3
  • Empower 3 Workgroup

CAUSE

Defect (PCS 26127) with firmware (revision 1.40) 

FIX or WORKAROUND

  1. Upgrade firmware to revision 1.41

ADDITIONAL INFORMATION

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