Nauticast A2 Benutzerhandbuch Seite 67

9.3.2 ACA – AIS Regional Channel Assignment Message
$--ACA,x,llll.ll,a,yyyy.yy,a,llll.ll,a,yyyy.yy,a,x,xxxx,x,xxxx,x,x,x,a,x,
hhmmss.ss
Output rate: On event. On request.
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9.3.3 ALR – Set alarm state
$--ALR,hhmmss.ss,xxx,A, A,c--c
Output rate: On event, on request, and automatically. Output every 30s for active alarms and every 60s when
no active alarms.
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9.3.4 EPV – Command or report equipment property value
$--EPV,a,c--c,c--c,x.x,c—c
Output rate: On request.
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Format Name
--ACA Sentence Id
x Sequence number
llll.ll
NE latitude (2 fields)
a
yyyy.yy NE longitude (2 fields)
a
llll.ll SW latitude (2 fields)
a
yyyy.yy SW longitude (2 fields)
a
x Transitional zone size
xxxx Channel A
x Channel A bandwidth
xxxx Channel B
x Channel B bandwidth
x Tx/Rx mode
x Power level
a Information source
x In use flag
hhmmss.s Time of In use change
s
Format Name
--ALR Sentence Id
Time of alarm condition change,
hhmmss.ss
UTC
Unique alarm number (identifier) at
Xxx
alarm source
Alarm condition
A A = threshold exceeded
V = not exceeded
Alarm's acknowledge state A =
A acknowledged
V = unacknowledged
c--c Alarm's description text
Format Name
--EPV Sentence Id
a Sentence status flag
c--c Destination equipment type
c--c Unique Identifier
x.x Property identifier
c--c Value of property
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1001001-2DE A2 Benutzerhandbuch 2_2