Fog Signal Timing Chart - Standard Horizon QUANTUM GX6500E Owner's Manual

7.11.3

Fog Signal Timing Chart

TYPE
UNDERWAY One 5-second blasts every 120 seconds.
STOP Two 5-second blasts (separated by 2 seconds)
every 120 seconds.
SAIL One 5-second blasts followed by two 1-second
blasts (separated by 2 seconds) every 120
seconds.
TOWING One 5-second blasts followed by three 1-second
blasts (separated by 2 seconds) every 120
seconds.
AGROUND One 11-second rings every 60 seconds.
ANCHOR One 5-second rings every 60 seconds.
GX6500E/GX6000E
PATTERN
5s
Listen Back
120s
5s 5s
Listen Back
2s
120s
5s 1s 1s
Listen Back
2s 2s
120s
5s 1s 1s 1s
Listen Back
2s 2s 2s
120s
1s
1s 1s 5s 1s
250ms
11s
Listen Back
60s
5s
250ms
5.25s
Listen Back
60s
5s
5s 5s
2s
5s 1s 1s
2s 2s
5s 1s 1s 1s
2s 2s 2s
1s 1s
USAGE
Motor vessel underway and
making way.
Motor vessel underway but
stopped (not making way).
Sailing vessel underway, fishing
vessel (underway or anchored),
vessel not under command, a
vessel restricted in her ability
to maneuver (underway or at
anchor), or a vessel towing or
pushing another ahead.
Vessel under tow (manned).
Vessel is aground.
Vessel is at anchor.
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