INFICON HAPSITE Smart Plus Chemical Identification System - Manual (Page 383)

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HAPSITE Smart Plus Operating Manual
11.5.3 Use Internal Standard
The selection to use an Internal Standard is available for Loopfill, Concfill and
LinePurge events.
Figure 11-19 Selection to Use Internal Standard
If Use Internal Standard is checkmarked, the Internal Standard will automatically
be mixed at a ratio of 1:10 with the sample to be analyzed.
NOTE: Use Internal Standard is not available when the HSS is enabled.
11.5.4 Scan Events
WARNING
Only trained users should modify methods. Changing
parameters may result in incorrect analysis.
The following describes the Scan Events of the Method ( Figure 11-20 ).
Figure 11-20 Scan Events
The Filament Delay is a delay, after the start of analysis, which must pass before
the filament is turned on. This delay should be set as a protection for the filament;
a large enough delay should be set to allow the components of the air peak or
solvents to pass through the Mass Spectrometer before turning the filament on.