INFICON T-Guard Leak Detection Sensor - Manual (Page 58)

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5.8.2 Explanation of Menu Items
The menu items the explanation refers to are written in bold letters.
Main Menu
→
Back
Returns to the previous page, does not alter any setting.
Main menu
→ Display →
Contrast
Here, you can change the image contrast of the display.
Possible values: 0 to 99.
Default setting: 25.
Contrast
→ Invert display
Inverts dark characters and light background to light characters and dark
background.
Lower Limit
Raises the lowest leak rate displayed.
Increase by factor 1 to 100 possible. Default setting: 2
Main menu
→ Operating mode →
Accumulation
Chooses Accumulation as operation mode after confirming it with OK.
Carrier gas
Chooses Carrier Gas mode for operation after confirming it with OK.
Continuous Mode
Chooses Continuous mode for operation after confirming it with OK.
Standby
Elongates sensor life time. Press START to restart.
Main menu
→ Trigger →
Trigger level 1
Enter the reject leak rate here.
This setting determines the measuring time and decides between gross and fine
measurement.
Possible values: 5E-6 mbar l/s to 9.9E-2 mbar l/s.
Default setting: 2E-5 mbar l/s.
Trigger level 2