JRC JCX-161, Инструкция по эксплуатации, Страница: 62 / 86

Chapter 3 Operation
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3.7 Emergency Call transfer from BAM or other navigational equipment
When this system is received an Emergency Call signal from BAM or other navigational
equipment, it is transferred to a 2nd and a 3rd stage remote audible alarms.
Since transfer of Emergency Call are requires connections and settings to other navigational
equipment, request to Japan Radio Co., Ltd (JRC) sales department, a nearby branch office,
business office, or JRC agent.
3.7.1 Outline
The following are explanation for the outline of the Emergency Call transfer. The each number of
" )" for the following items corresponds with the one in the right figure.
1) If an Emergency Call activated with BAM or other navigational equipment, the
alarm signal is transmitted to the BNWAS.
2) BNWAS receive the signal.
3) Immediately, second stage remote audible alarms are generated.
4) Until the alarm transfer delay time is passed, second stage remote audible
alarms are continued.
5) When the alarm transfer delay time is passed, third stage remote audible
alarms are generated.
6) While 3)-5), the ACK operation is performed on the BAM or the navigation
equipment, alarms are stopped.
7) Also, the ACK operation is performed on the BNWAS, alarm is
stopped.(Refer to 3.6 for more details of ACK from BNWAS)
8) After the alarms are stopped, BNWAS return to normal operation.
3.7.2 Emergency Call input
Emergency Call from BAM or other navigational equipment can be inputted via NMEA
sentences. It conforms to IEC61162-1 ALR sentences. In case of unique alarm number of
ALR sentence is 260, Emergency Call is generated.
1) EM’CY
Call occur
2)BNWAS
receive the
EM’CY Call
3) Transfer the
second stage remote
audible alarm
4) Pass the transfer
delay time
7) Acknowledge
on BNWAS
6) Acknowledge on
BAM or navigational
equipment
8) Alarm stop
3) Transfer the
third stage remote
audible alarm