4. INSTALLATION
4-24
4.11
I/O Sentence Information
Communication specification:
Baud rate: 4800/38400 bps (DIP SW S1 No.6)
Data bits: 8, Stop bits: 1, Parity: None, Characters: ASCII
Note 1:
The ACK sentence is only input or output under LEGACY or AlertI/F1 alarm
modes.
Note 2:
ACN, ALC, ALF, ARC and HBT sentences are only input or output under Aler-
tI/F2 alarm mode.
[Input Sentences]
EVE
Reception of EVE sentence
↓
When in Dormant Period, Prewarning or 1st Stage, Timer will be reset
ACN
Reception of ACN sentence
↓
Execute according to "Alert command" within ACN sentence
[Output Sentences]
ALC
Regularly transmitted every 30 seconds
ALF
ALF sentence will be transmitted in the following conditions:
• Alert status is altered;
• Alert command by CAN is received; or
• Escalation Counter is incremented.
ARC
Transmitted when rejecting ACN sentence
HBT
Transmitted regularly every 50 seconds for monitoring the interface with AMS
Summary of Contents for BR-500
Page 1: ...BRIDGE NAVIGATIONAL WATCH ALARM SYSTEM BNWAS BR 500 OPERATOR S MANUAL www furuno com Model ...
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