TCAS Flashcards
What will you get if the other aircraft only has a mode A transponder
Traffic advisory
When will the system issue a resolution advisory
15 to 35 seconds CPA
When will the system issue a traffic advisory
20 to 48 seconds CPA
When will the system issue a proximate advisory?
Traffic that is within 6nm away and is not classified as TA or RA
What is the surveillance and display range?
Surveillance - 14 nm
Display - 12 nm
How many aircraft can be detected and tracked simultaneously?
Up to 30
Where are the TCAS antennas?
Two - one on the top and one on the bottom of the fuselage
What are the possible options for the A/B pb?
ABV - 9900 to -2700 ft
Normal - 2700 to -2700 ft
BLW - 2700 to -9900 ft
What does the RNG pb do?
Switches between the 6nm and 12nm forward range
What is the STBY mode?
Power is supplied to the system but TCAS functions are inhibited
What is the AUTO mode?
Normal operating mode
TCAS tracks all the aircraft in surveillance area and provides RAs and TAs
What is the TA ONLY mode?
Same as AUTO but no resolution advisories
What is the maximum range for traffic display on the indicators?
12 nm
What is the minimum range?
6 nm with the inner range ring remaining at 2 nm
What happens when mode selector is set to STBY?
All TCAS operations disabled
Indicated by a TCAS OFF flag displayed on right hand side of the display