User's Manual

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A.6.3 ALR – Set Alarm State
Local alarm condition and status. This sentence is used to report an alarm condition on a
device and its current state of acknowledgement.
$--ALR,hhmmss.ss,xxx,A, A,c--c*hh<CR><LF>
Field No.
Format
Description
Remark
1
hhmmss.ss
Time of alarm condition change, UTC
2
xxx
Unique alarm number (identifier) at alarm source
3
A
Alarm condition,
A = threshold exceeded, V = not exceeded
4
A
Alarm’s acknowledge state,
A = acknowledged, V = unacknowledged
5
c--c
Alarm’s description text
A.6.4 EPV – Command or Report Equipment Property Value
$--EPV,a,cc,c--c,x.x,c--c*hh<CR><LF>
Field No.
Format
Description
Remark
1
a
Sentence status flag
2
cc
Destination equipment type
3
c--c
Unique identifier
4
x.x
Property identifier
5
c--c
Value of property to be set
A.6.5 LR1 – AIS Long-Range Reply Sentence 1
The LR1 sentence identifies the destination for the reply and contains the information items
requested by the “A” function identification character (see the LRF sentence).
$--LR1,x,xxxxxxxxx,xxxxxxxxx,c—c,c—c,xxxxxxxxx*hh<CR><LF>
Field No.
Format
Description
Remark
1
x
Sequence number
2
xxxxxxxxx
MMSI of responder
3
xxxxxxxxx
MMSI of requestor
4
c—c
Ship’s name, 1 to 20 characters
5
c—c
Call sign, 1 to 7 characters
6
xxxxxxxxx
IMO number, 9-digit number
A.6.6 LR2 – AIS Long-Range Reply Sentence 2
The LR2-sentence contains the information items requested by the “B, C, E and F” function
identification characters,(see the LRF sentence)
$--LR2,x,xxxxxxxxx,xxxxxxxx,hhmmss.ss,llll.ll,a,yyyyy.yy,a,x.x,T,x.x,N*hh<CR><LF>
Field No.
Format
Description
Remark
1
x
Sequence number
2
xxxxxxxxx
MMSI of responder
3
xxxxxxxx
Date: ddmmyyyy, 8 digits