Copyright D.P. Browne 2011

 

 

 

 

Home.Cockpit.Aircraft Systems.Worked Example.Program Controls.Before Flight.

Entry Formats

 

 

Data Name

Format

Range

Units

Page

Example

Alt

NNNN or NNNNN

0 to 39000

ft

PERF CLB

PERF DES

12900, 4500, 35000

Airways

XXXX

 

 

Airways

UL905, N70, U602

Block Fuel

NN.N or NN

1 to 110

Tons (1000 kg)

Fuel Pred

INIT B

36, 45.7, 109

Cabin Rate

-NNN

100-999

Ft/min

Perf Cruise

-120

CG

NN.N

Aircraft Dependant

% MAC

Fuel Pred

INIT B

34.5 , 35.0   

Cost Index

NNN

0-999

100 kg/Hr

INIT A

PERF pages

50, 75

Course

NNN

0- 359

degrees

 

 

Cruise Flight Level

(FL)NNN

050-400

100 ft

 

FL340, 340

Decision Height

NNN

0-700

ft

PERF APP

500, 450

Distance

NN.N

0-99

nm

Hold

 

ETT / RTA

NNNNNN

(HHMMSS)

000000-235959

Hours/Mins/Sec

RTA page

123015, 001000

FF/FQ

AA

 

 

Text

Fuel Pred

See Fuel Pred page for details

Flex Temp

NN

-50 - 50

Degs C

Perf T/O

12, 34, -1

Flight Number

NN

Airline specific

 

INIT A

 

FOB

NN.N

As Block Fuel

 

Fuel Pred

 

Gross Weight

NNN.N

 

1000 Kg (lbs if Option Pin set)

Fuel Pred

 

Latitude

 

 

 

INIT A

 

Longitude

 

 

 

INIT A

 

Mach

.NN

0.4 to MMO

Mach Number

Flight Plan

PERF pages

0.56, .78

MDA

NNN

Lndg Elevation

+ 5000

ft

PERF APP

 

OFST

NN

1-50

nm

Lat Rev page

See Offset Function

QNH

NNNN

790-1020

HPa

PERF APP

In USA, Inches of Hg which converts to a pressure value.

Speed

NNN

100-VMO

knots

Flight Plan

PERF pages

 

Step Alt

 

 

 

 

See Step Alts page

Temperature

+/-NN

 

Deg C

INIT A

PERF pages

 

Thrust Reduction Altitude

 

 

 

Perf T/O

See Perf T/O page

Transition Altitude

As Altitude

 

 

 

 

V1/V2/Vr

As Speed

 

 

Perf T/O

Limitations apply to Min/Max V speeds

Wind

 

 

 

 

 

Waypoint

XXXX

 

text

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

In the Windows MCDU Aid and FMGS Aid, the required format for data entry is displayed in a message bar, if an invalid entry is made.

 

 

The MCDU displays the message “NOT ALLOWED” or  “INVALID FORMAT” when an invalid data entry is made.