Serinus 40 User Manual 2.2
Figure 44 – Rear analyser ports
7. Ensure that the pressure reading on the external meter is stable. Now edit the Vacuum Set pt.
value to equal the pressure measured by the external meter. The screen will display three
voltages. The first is for the ambient pressure sensor. The second is for the cell pressure sensor
and the third is for the pressure sensor in the valve manifold.
Figure 45 – Vacuum calibration, entering vacuum set point
8. Press the Accept button to calibrate pressure sensors.
Note: Only the cell and manifold sensors will be calibrated as they will be exposed to the vacuum.
9. The instrument menu will now take you to the Ambient Set pt.
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