Pfeiffer Vacuum Prisma 80 QMS 200, Руководство по эксплуатации

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BG 805 204 BE / B (0203) QMS200.oi
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If you are going to quit TalkStar only for a short time, preferably leave the emission
on in order to obtain stable measurement readings immediately upon starting the
program again. Before prolonged interruptions of the measurement and especially
before the system is vented, make sure the emission is switched off.
After switching the filament off, wait >5 minutes before venting the
system in order for the ion source to cool down sufficiently.
Correct tuning assures optimum measurement accuracy over the entire mass
range. The RF circuit has to be tuned (
→
" 25):
•
upon exchange of the analyzer or electronics
*)
•
when a corresponding error message is displayed.
An annual tuning check is also recommended.
When the Prisma is used for the first time, the factory parameter settings of the ion
source are applied (
→
"
26). TalkStar reads these parameter values when it starts
communication with the Prisma.
*)
If the analyzer and electronics have not been delivered together as one unit, the
RF circuit has to be tuned when the unit is put into service for the first time.
Shutting TalkStar down
4.3 Settings
4.3.1 Tuning the RF Generator
4.3.2 Optimizing the Ion
Source Sensitivity
The context of "Devices" allows access to the
device properties. On the "Common
Parameters" page you can chose whether a
warning message shall be displayed when
TalkStar is finished while the emission is still
on.