2600
2400
2200
2000
1800
1600
1400
1200
1000
800
2038 ft/min
600
400
200
0
0
"TERRAIN TERRAIN"
GPWS/EGPWS MODE 2B SCHEMATIC
REVISION 38
AIRPLANE
OPERATIONS
MANUAL
MODE 2B TERRAIN CLOSURE RATE
STATIC ALERT/WARNING ENVELOPE
3000 ft/min
2253 ft/min
FLAPS DOWN LOWER CUTOFF
FLAPS UP LOWER CUTOFF (30 ft)
2000
4000
CLOSURE RATE − ft/min
"PULL UP"
789 ft
ALERT/WARNING AREA
(200 ft)
6000
8000
2-04-30
CREW
AWARENESS
10000
Page
Code
11
01
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