56 Description of the Menu
iina74e 06.fm technical handbook(1408)
6.4.6.3 Setpoint
The tone is off as long as the leak rate is below the Trigger level 1. Above Trigger 1
the tone varies proportional to the leak rate Fig. 6-7.
6.4.6.4 Trigger alarm
As soon as the leak rate increases above trigger level 1, a multi-tone signal is gene-
rated. The tone does not vary with the leak rate.
6.5 Calibration
• Main Menu > Calibration
See Chapter 7 for a detailed description of the calibration Fig. 6-8.
Fig. 6-7: Setpoint
Fig. 6-8: The Calibration Menu
Softkey 4: internal
Softkey 8: external
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