Appendix - Standard Horizon MATRIX GX3000S Owner's Manual

19 APPENDIX

FOG HORN TIMING CHART
The fog horn function sounds a horn repeatedly until the function is turned off.
TYPE PATTERN
UNDERWAY One 5-second blasts evey 120 seconds.
STOP Two 5-second blasts (separated by 2
seconds) evey 120 seconds.
SAIL One 5-second blasts followed by two 1-
second blasts (separated by 2 seconds)
evey 120 seconds.
TOW One 5-second blasts followed by three 1-
second blasts (separated by 2 seconds)
evey 120 seconds.
AGROUND One 11-second rings evey 60 seconds.
ANCHOR One 5-second rings evey 60 seconds.
Page 98
Listen Back
120s
5s 5s
Li sten B ack
2s 2s
120s
1s 1s
Listen Back
2s 2s
120s
1s 1s 1s
Listen Back
2s 2s 2s
120s
Listen Back
60s
Listen Back
60s
Motor vessel underway and
making way.
Motor vessel underway but
stopped (not making way).
Sailling vessel underway, fish-
ing vessel (underway or an-
chored), vessel not under
command, a vessel restricted
1s 1s
in her ability to maneuver (un-
derway or at anchor), or a ves-
sel towing or pushing another
2s 2s
ahead.
Vessel under tow (manned).
1s 1s 1s
2s 2s 2s
Vessel is aground.
Vessel is at anchor.
USAGE
GX3000S