GPSMAP 400/500 Series Owner’s Manual
55
Configuring the Chartplotter
aiS alarm
—create a safe zone around your boat for collision
avoidance. The zone can be customized.
To customize safe-zone settings:
From the Home screen, select
Configure
>
Other Vessels
>
AIS
Alarm
.
Range
—change the measured radius of the safe-zone ring to
a specified distance from 500 ft. to 2.0 nm (or from 150 m to
3.0 km, or from 500 ft. to 2.0 mi).
Time to
(Safe Zone)—sounds an alarm if AIS or MARPA
determines that a target will intersect the safe zone within the
defined time interval (from 1 to 24 minutes).
AIS Alarm
—when
On
is selected, a message is displayed
(“AIS: Dangerous Target”) when a vessel enters the safe
zone. When
Off
is selected, the message will not be
displayed.
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Summary of Contents for GPSMAP 190-01230-10
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