5. Operation check
JCX-161 BNWAS Installation Manual
110
7ZPNA4321
• ALR signal output specification
This system outputs messages as per IEC 61162-1 ALR sentence in accordance with "6.2
Output" of IEC 62616 Ed.1.
The format of ALR sentence is as follows.
(1) (2)(3)(4)(5)
$BNALR,hhmmss.ss,xxx,A,A,c--c*hh<CR><LF>
(1) hhmmss.ss: this part may be left blank if the BNWAS does not include UTC time Information
(2) xxx: Designation of source of alarm or source of reset command. The automatic mode is
designated as "000".
(3) A: A = threshold exceeded
V = not exceeded
(4) A: A = Alarm acknowledged
V = Alarm unacknowledged
(5) c - - c: BNWAS mode : c
1
; c
2
; c
3
c
1
= AUT or MAN or OFF
c
2
= Dormant period in min (03 - 12)
c
3
= Alarm stage: 1, 2 or 3.
In accordance with the above, the system outputs a BNALR sentence when any of the events in
the table below occurs.
Alarm's description text
Alarm's acknowledge state ,A=acknowledged
V=unacknowledged
Alarm condition , A=threshold exceeded
V=not exceeded
Unique alarm number(identifier) at alarm source
Time of alarm condition change, UTC * Blank when there is no time information.
Talker ID:BN
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