Traffic advisory (ta) alerting conditions – Garmin GTS 855 User Manual
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Garmin GTS 8XX Series Traffic Advisory System
190-00587-02 Rev. A
Traffic Advisory (TA) Alerting Conditions
Sensitivity
Level
Intruder Altitude
Available
TA Alerting Conditions
A
Yes
Intruder closing rate provides less than 20
seconds of vertical and horizontal separation.
Or:
Intruder closing rate provides less than 20
seconds of horizontal separation and vertical
separation is within 600 feet.
Or:
Intruder range is within 0.2 NM and vertical
separation is within 600 feet.
A
No
Intruder closing rate provides less than 15
seconds of separation.
B
Yes
Intruder closing rate provides less than 30
seconds of vertical and horizontal separation.
Or:
Intruder closing rate provides less than 30
seconds of horizontal separation and vertical
separation is within 800 feet.
Or:
Intruder range is within 0.55 NM and vertical
separation is within 800 feet.
B
No
Intruder range is less than 20 seconds.
Table 5 TA Sensitivity Level and TA Alerting Criteria