Furuno LH-5000 Operator's Manual page 35

LH-5000 Operator's Manual
Warning
Signal
For vessels
under tow.
Towed
For vessels at
anchor.
Anchored
For vessels
aground.
Aground
Function
One 3-second blast, followed by one 2-
second interval, one 1-second blast, one 2-
second interval, one 1-second blast, one 2-
second interval, and one 1-second blast.
Repeated every 120 seconds.
2s 1s 2s 1s 2s 1s
3s
A rapidly ringing bell tone sounds for about
5 seconds, repeated at an interval of 60
seconds.
5s
Two bell tones of 0.5 seconds, a bell tone of
1.5 second followed by a rapidly ringing
bell tone for a duration of about 5 seconds,
followed by two bell tone of 0.5 seconds
and a bell tone of 1.5 seconds. Repeated
30
Operation Overview
Remarks
120s
Towed Signal
120s
Anchored Signal