L3 Technologies AISD1 Benutzerhandbuch
Marine Systems
Aviation Recorders
Page 2–24
Initial Issue
165M0601-00
Feb. 01/05
Table 2–4. Integrity Alarm Conditions Signalled Using ALR Sentence Formatter
Alarm’s description
text
Alarm condition
threshold exceeded
Alarm condition
exceeded
Alarm ID
T
ext Identifier
Reaction of the system to the alarm
condition threshold exceeded
AIS: Tx malfunction
A
V
001
Stop transmission
AIS: Antenna VSWR exceeds limit
A
V
002
Continue operation
AIS: Rx channel 1 malfunction
A
V
003
Stop transmission on affected channel
AIS: Rx channel 2 malfunction
A
V
004
Stop transmission on affected channel
AIS: Rx channel 70 malfunction
A
V
005
Stop transmission on affected channel
AIS: general failure
A
V
006
Stop transmission
AIS: MKD connection lost
A
V
008
continue operation with “DTE” set to “1”
AIS: external EPFS lost
A
V
025
continue operation
AIS: no sensor position in use
A
V
026
continue operation
AIS: no valid SOG information
A
V
029
continue operation using default data
AIS: no valid COG information
A
V
030
continue operation using default data
AIS: Heading lost/invalid
A
V
032
continue operation using default data
AIS: no valid ROT information
A
V
035
continue operation using default data
AIS: IEC Com Error
A
V
051
indicates miswired NMEA port, continue
operation
operation
1
2
2
2
2
1
If applicable
2
When so configured
As per IEC 61193–2