Lynx
®
NGT-9000
Pilot’s Guide2-68
Operation - Panel Mount
Figure 2-33: ITI Alert Condition
Table 2-10: Required Terrain Clearances for the ITI Alert Condition
Terminal
350 ft
Approach
150 ft
Enroute 700 ft
Required Terrain Clearance
Phase of Flight
Departure
100 ft
Imminent Terrain Impact (ITI)
The ITI alert condition (Figure 2-33) occurs when your aircraft is
currently below the altitude of the upcoming terrain along the projected
ight path, and the projected terrain clearance is less than the required
terrain clearance (Table 2-10).
The TAWS function issues a caution alert 60 seconds before the
offending terrain and a warning alert 30 seconds before the offending
terrain.
Caution
Alert
60 sec
30 sec
Warning
Alert
Required Terrain
Clearance
Projected Terrain
Clearance
“Caution, terrain; caution, terrain!”*
“Terrain, terrain; pull up, pull up!”*
TERRAIN
PULL UP