B&G Zeus2 12 - Manual (Page 62)

MARPA alarm settings
You can define the following MARPA alarms.
Alarm ID Description
MARPA target lost
Controls whether an alarm shall be activated when a MARPA target
is lost
MARPA unavailable Controls whether an alarm shall be activated if you do not have the
required inputs for MARPA to work (valid GPS position and heading
sensor connected to the radar server)
Recording radar data
You can record radar data and save the file internally in the Zeus 2 unit, or save it onto an SD
card inserted into the unit’s card reader.
A recorded radar file can be used for documenting an event or an operational error. A logged
radar file can also be used by the simulator.
If more than one radar is available you can select which source you want to record.
Radar settings
Radar symbology
You can select which optional radar items that should be turned on/off collectively from the
menu. Refer to the Radar panel illustration.
Bearings
Used for selecting whether the radar bearing should be measured in relation to True
Magnetic North (°T/°M) or to your relative heading (°R).
Data bar
Turns on/off the radar data bar. Refer to the radar panel illustration.
The data bar can show up to 3 targets, arranged with the most dangerous targets on top.
You can select to show MARPA targets on top and before any AIS targets, even if the AIS
targets are closer to your vessel.
MARPA settings
You can define the length of the MARPA trail making it easier to follow target movement.
A circle can be added around your vessel to present the danger zone. The radius of the the
ring is the same as the closest point of approach as set in Dangerous Vessels dialog. See
62 Radar | Zeus2 Operator Manual