B
ID
AIR DATA
STATIC AIR
TYPE
TEMPERA-
TURE TYPE
19
11
20
11
21
11
4.2.3.8.3 Category 3, Position Input Select
The following table provides identification of the Position Source Signal. In this
category, only the following POSITION signals are to be defined:
•
Altitude
•
Date
•
Ground Speed
• Horizontal Figure of Merit (HFOM) •
•
Horizontal Integrity Limit
•
Latitude Position
•
Longitude Position
ID
POSITION
INPUT TYPE
0
0
1
1
2
2
3
3
4
4
Rev 3, August/2002
T1
RS-232 Encoded Altitude (Magellan at 1200 bps)with
500Ω OAT Temperature Probe.
None
RS-232 Encoded Altitude (ARNAV at 9600 bps)
T1
RS-232 Encoded Altitude (ARNAV at 9600 bps)with
500Ω OAT Temperature Probe.
Table 4-3 Air Data Input Select
DESCRIPTION
GPS, Internal GPS-PXPRESS RS-232
GPS, External RS-232 (GPS-PXPRESS
format)
GPS, ARINC 429 low speed, 743A format
GPS, ARINC 429 low speed, 743 format
GPS, ARINC 429 low speed, 743 format
(GPS Altitude referenced to WGS-84)
Table 4-4 Position Input Select
DESCRIPTION
•
Sensor Status
•
Track angle
•
Universal Time Correlation
Vertical Figure of Merit (VFOM)
•
Vertical Velocity
•
N/S Velocity
•
E/W Velocity
GPS ALTITUDE
REFERENCE
10609I03 CDL
KMH 880/KTA 870
EFFECTIVITY
App.
MSL
-001
MSL
-001
MSL
-001
MSL
-001
WGS-84
-001
EFFECTIVITY
App.
Cfg.
-003
-003
-003
-003
-003
-003
Cfg.
-001
-001
-001
-001
-001
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