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6.5. Changing between vacuum modes
In VP mode, In-lens SE detector and SE2 detector cannot be used.
Instead, backscattered electron detectors or VPSE detectors are frequently used.
6.5.1. Changing to VP mode
Procedure
1
Select the
VP Control
tab.
2
Double-click
VP Target
field.
The
VP Target
window appears.
IMPORTANT
If the VP system has not been used for several
days, start with moderate pressures in the
range of 0 – 30 Pa for the first 10 minutes. Af-
terwards the vacuum system is conditioned
and the VP mode can be used with its full
range.
3
Enter the pressure value and click
OK
.
4
Click the
Go To VP
button.
6.5.2. Returning to HV mode
Procedure
1
Click
Go To HV
.
The vacuum in the specimen chamber reduces
to high vacuum conditions.
Summary of Contents for Crossbeam 340
Page 1: ...Crossbeam 340 Crossbeam workstation Instruction Manual ...
Page 24: ...OQ çÑ NPQ fåëíêìÅíáçå j åì ä êçëëÄÉ ã PQM ÉåMOE loF OK p ÑÉíó p ÑÉíó ÉèìáéãÉåí ...
Page 60: ...SM çÑ NPQ fåëíêìÅíáçå j åì ä êçëëÄÉ ã PQM ÉåMOE loF RK fåëí ää íáçå ...
Page 120: ...NOM çÑ NPQ fåëíêìÅíáçå j åì ä êçëëÄÉ ã PQM ÉåMOE loF UK qêçìÄäÉëÜççíáåÖ mçïÉê ÅáêÅìáí ...
Page 126: ...NOS çÑ NPQ fåëíêìÅíáçå j åì ä êçëëÄÉ ã PQM ÉåMOE loF NNK ÄÄêÉîá íáçåë ...
Page 130: ...NPM çÑ NPQ fåëíêìÅíáçå j åì ä êçëëÄÉ ã PQM ÉåMOE loF NPK aÉÅä ê íáçå çÑ ÅçåÑçêãáíó ...
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