User Guide Part 2
Table Of Contents
- Chapter 2 Operating Instructions
- Controls & Indicators
- Turn On the SKY497
- Run the Operator-Initiated Self Test
- Switch Between Standby and Normal Operating Mode
- Change the Display Range
- Change the Altitude Display Mode
- Switch Between SKYWATCH and STORMSCOPE Modes (Optional)
- Observe the Display
- Respond to Traffic Advisories
- Turn Off the SKY497 and the Optional WX-1000
- Failure Response
- Operate the Optional WX-1000 When the SKY497 is Removed
- Operate the SKY497 When the Optional WX-1000 is Removed
- Chapter 3 Principles of Operation
- Chapter 4 Display Interpretation
- Chapter 5 Specifications
- Chapter 6 Warranty Information
- Record of Important Information
- Back Cover
Pilot’s Guide 3-3
SKY497
Principles of Operation
Figure 3-1. TA Zones If Your Aircraft Has a Radio Altimeter
0.2 nmi
+600 ft
–600 ft
T
h
i
s
ar
ea
or 20
s
ec
o
n
d
s
*
0.55 nmi
+800 ft
–800 ft
T
h
is
ar
ea
or 30
se
co
n
d
s
*
*
**15 seconds for non-altitude reporting intruder aircraft
*20 seconds for non-altitude reporting intruder aircraft
Not to Scale
Intruder Aircraft
GL
1,700
400
2,000
Feet
Feet
Feet
Ground
Targets
Filtered
TA Zone
Above 2,000 ft
(Sensitivity Level B)
TA Zone
Below 2,000 ft
(Sensitivity Level A)
SKY497
Audio Inhibited
0.2 nmi
+600 ft
–600 ft
T
h
i
s
ar
ea
or 20
s
ec
o
n
d
s
*
0.55 nmi
+800 ft
–800 ft
T
h
is
ar
ea
or 30
se
co
n
d
s
*
*
**15 seconds for non-altitude reporting intruder aircraft
*20 seconds for non-altitude reporting intruder aircraft
Not to Scale
Intruder Aircraft
GL
TA Zone
When Landing Gear is Up
(Sensitivity Level B)
TA Zone
When Landing Gear is Down
(Sensitivity Level A)
SKY497 Audio
Inhibited When
Landing Gear is Down
Figure 3-2. TA Zones If Your Aircraft Has No Radio Altimeter, But Does Have Retractable
Landing Gear