Systems Guide
Aerosoft
Airbus A320/A321
SYSTEMS
Systems guide
Vol
4
04-03-40
28 October 2014
FLIGHT INSTRUMENTS
The flight instruments consist of the Electronic Instrument System (EIS) and several additional instruments. The
EIS has six identical displays and is made up of two subsystem, the Electronics Flight Instrument System (EFIS) and
the Centralized Aircraft Monitor System (ECAM).
ELECTRONIC FLIGHT INSTRUMENT SYSTEM
The EFIS has two displays on each side of the cockpit, Primary Flight Display (PFD) and Navigation Display (ND).
The PFD consists of:
Aircraft attitude
Flight director command bars
Aircraft heading and/or track
Aircraft altitude both in MSL and AGL
Aircraft vertical velocity and Vertical path indications
Traffic Alert and Collision Avoidance System (TCAS)
Indicated airspeed
Flight Mode Annunciations (FMA)
ILS information
The ND consists of:
Range markers
Flight Plan
Navigation Aids
TCAS information
Position
Heading
Speed