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OFF-COURSE (Off Course Alarm)
• When turned on, this alarm shows a message on the screen and also
sounds the buzzer when the deviation from the intended course
becomes equal to or greater than the operator's preset value.
ZONE (Danger Zone Alarm)
• When turned on, this alarm shows a message on the screen and also
sounds the buzzer when your vessel comes into a zone selected by the
operator in advance.
5
Note:
• To use the ZONE (Danger Zone Alarm), it is necessary to construct a
rectangle in advance to the area where you want to issue an alarm. (Refer
to p.87)
DGPS (DGPS Alarm)
• When turned on, this alarm shows a message on the screen and also
sounds the buzzer when the positioning mode of DGPS changes to
other than the differential positioning mode.
SPEED UPPER (Speed Upper Limit Alarm)
• When turned on, this alarm shows a message on the screen and also
sounds the buzzer when the speed of your vessel is greater than the
operator's preset upper speed value.
SPEED LOWER (Speed Lower Limit Alarm)
• When turned on, this alarm shows a message on the screen and also
sounds the buzzer when the speed of your vessel is less than the
operator's preset lower speed value.
TRIP
• When turned on, this alarm shows a message on the screen and also
sounds the buzzer when the predetermined distance is navigated.
Set area and the area number.
Alarm range
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