GE iVent 201 Series User's Reference Manual page 104

The Sigh Breath volume is 1.5 times the set tidal volume.
To adjust the Sigh Breath:
1. From the Main screen select Menu – Advance Setting. The Advance
Settings screen appears.
2. In the Advance Settings screen select Sigh Breath Every. The current
interval is shown in the right column of the screen (Figure 77).
Figure 77: Sigh Breath Selected in the Advanced Settings Screen
3. Press the Control Knob. A pop-up window appears with the values 25, 50, 75,
100, 125, 150, and Off (Figure 78):
Figure 78: The Sigh Breath Selection Pop-Up Window
4. Turn the Control Knob to select the required value.
5. Press the Control Knob to confirm and accept the settings.
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