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Technical Information
High Sensitivity
Often, calibration to a known, external helium leak standard is required for internal
quality requirements or additional accuracy. High Sensitivity Test guides you
through this procedure. Settings available and features in this mode include:
Establishing the minimum displayed range - avoids the distraction of
inconsequential leaks.
Step-by-step guidance on the external calibration procedure.
Employs additional software routines to improve stability at low leak rates.
To access:
1
Select Test Configurations > Applications Setup.
2
Select High Sensitivity and press Set-Up and the following figure appears:
Figure 42 High Sensitivity
To perform a calibration process (internal and external) for a precision 10
rate accuracy and stability:
Minimum Range can be programmed - Default 10
NOTE
Calibrate
Files
Agilent Helium Leak Detector User Manual
External calibration/Sensitivity check: Follow the step
by step process.
The operator can store up to three setup
configurations:
•
HighS 1-3
-10
. Auto Zero < 0 is disabled.
-10
leak
91
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