Operation
GA10218_002_C0 - 10/2016 - © Leybold GmbH 63
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. 28.
Trigger alarm
As soon as the leak rate increases above trigger level 1, a multi-tone signal is
generated. The tone does not vary with the leak rate.
3.9 Calibration
Main menu > Calibration
In the menu Calibration Fig. 29 the selection between internal and external calibra-
tion can be chosen.
Please refer to Chapter 3.13 Calibration for a detailed description of the calibration.
Fig. 28 Setpoint: Change of the frequency above the trigger level 1 (TR1= Trigger level 1)
Fig. 29 Display: Calibration menu
f
LRTr. 1
no tone
375 Hz -
1000 • TR.1
3000 Hz -
Setpoint
Trigger Alarm
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