Thermo Scientific Dionex UltiMate 3000 Series Operating Instructions Manual page 181

• The Pressure Transducer Test must be performed when the following components have
been replaced:
♦ Pump head
♦ Flow meter
♦ Flow selector
As long as the retention times are stable and in the expected range, you should not
•
interrupt pump operation by recalibrating the pressure transducers.
• You should check also the offset of the pressure transducers:
♦ Before you test the NC pump for leakage by running the diagnostics functions from
Chromeleon. Observe the recommended order of tests (→ page 134).
♦ If you observe a shift in peaks or if the gradients are not correct.
Operating Instructions
UltiMate 3000 Series:
NCS-3500RS and NCP-3200RS
Page 173