17-7 Setup > AIS
Note: This feature requires an AIS receiver. | Show Dangerous Only | |
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| Show vessels that have a TCPA/CPA below the |
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| trigger values. This filter will override any other |
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| filter option. |
There are multiple methods to filter AIS vessels that are displayed onto the charts.
Dangerous Vessel Alarm
When enabled an alarm will activate when both the TCPA and CPA is less than the trigger values. Even when this setting is disabled the dangerous vessels will still be indicated on the chart.
TCPA Limit
Set the Time of Closest Point of Approach limit.
Filter by distance
Vessels outside the radius selected from our current position is filtered off the chart. Default value is set to 300 nm allowing all vessels to be displayed onto the chart within that distance.
Filter by speed
Vessels with speed below value selected by user is filtered off the charts. Default is set to 0 kn allowing all vessels to be displayed onto the chart.
CPA Limit
Set the Closest Point of Approach limit.
Projected Course
Show the estimated course of all vessels based on their current SOG and COG.
17-8 Setup > Logs
Press | twice, then select Logs: | Reset trip dist |
This resets the trip distance to zero.
Reset total dist
This option resets the total distance to zero.
The values can be reset independently of each other. These log values are saved when the unit is turned off.
Reset engine hours
Use this option to reset the engine hours to zero. This can be useful after an engine service or to count the engine hours between service intervals.
Northstar Explorer 657 Installation and Operation Manual | 69 |
