The officer on bridge can select in between watch on mode and watch auto on mode.
Download Bridge Navigational Watch And Alarm System
Gif. The purpose of a bridge navigational watch alarm system (bnwas) is to monitor bridge activity and detect operator disability which could lead to marine accidents. A series of alert and alarm is first sounded by.
Pir motion detector installed on bridge for bulkhead mounting. .watch alarm system, abbreviated bnwas, is an automatic system which sounds an alarm if the watch officer on the bridge of a ship falls asleep, becomes stage 1: Responds to the other navigational equipment' s alr (alarm) and eve(event) sentence input.
.watch alarm system, abbreviated bnwas, is an automatic system which sounds an alarm if the watch officer on the bridge of a ship falls asleep, becomes stage 1:
Responds to the other navigational equipment' s alr (alarm) and eve(event) sentence input. ➔ determine mandatory requirement on carriage of b.n.w.a.s. The purpose of a bridge navigational watch alarm system (bnwas) is to monitor bridge activity and detect operator disability which could lead to marine accidents. Objectives ➔ describe the working principle of a bridge navigational watch alarm system.