Shimadzu GC-2010 - Baseline Check

3 Basic Operation
3.14
3.
31FPD-2010
3.14Baseline Check
1. Baseline check
(1) Set the FPD range to 10
-1
(note) and attenuation of Chromatopac to 3(2
3
) and confirm that the
baseline stabilizes horizontally.
(Note) When the analog signal type is “Wide”, set the signal attenuation to “×2
-3
”.
Fig. 3.14.1 Stabilized baseline
(2) When the baseline does not stabilizes as shown in Fig. 3.14.2, or when the baseline exceeds the
limit, refer to
“6.1 Troubleshooting”
Positive drift
Negative drift
Meander
Others
Fig. 3.14.2 Various Baseline Abnormalities
2. Zero adjustment
Refer to “7. Zero Adjustment”.