Air Data Computer Flashcards
1
Q
What is it?
A
Acts as a central data collection point for Pitot/static pressure and TAT.
Located in fwd avionics bay.
Combined with inertial reference unit.
2
Q
The digital air data computer architecture?
A
MEMS Sensors
Analogue/digital converters
Uses configuartion modules for different aircraft
Converts analogue pressure into a digital signal to be sent to the ADC.
3
Q
ADC inputs
A
Static pressure
Pitot pressure
TAT
4
Q
ADC outputs
A
AOA
Weight on wheels
Config
IAS and TAS
OAT and TAT
Mach number
Altitude
Vertical speed
Vmo/Mmo
5
Q
Systems requiring ADC outputs
A
Primary flight instruments
Transponders
TCAS
Autopilot/FD
FMS
FDR
Warning systems
GPWS
Engine management
6
Q
How many ADCs do Cat aircraft have?
A
3.
