Operation Manual

142 User Manual
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 MOBILARM
Automated crew monitoring system dedicated to monitoring onboard crew by maintaining a constant link
between the crew member and the boat. The instant a man over-board event happens, an automatic alarm is
sounded, and the vessels position is logged.
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 Natural Features
Any topographic feature formed by the action of natural processes: coastlines, relief, glaciers, ....
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 Navigate or Navigation (mode)
Operating mode (called also Home mode) all operations refer to the ship's position. The ship icon is always
visible on the screen and the chart is always centered on it.
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 NMEA-0183
The NMEA-0183 Data Interface Standard was developed by the National Marine Electronics Association of
America. It is an international standard that enables equipment from many different manufactures to be
connected together and to share information.
Pictures and Diagrams
The MAX data format allows assigning one or more image to any cartographic object. These Pictures are
typically used to facilitate the identification of cartographic objects or places around the map: they can be the
landscape layout nearby a harbour, the shape of a bridge or of a buoy etc.
On some objects, such as bridges, the image associated can represent the Diagram representing the shape of
the objects and the various characteristics (length, height, type of bridge etc.).
Fig.A.1 - Pictures and Diagrams
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 OSGB = Ordnance Survey of Great Britain
A coordinate system describing only Great Britain. Generally used with GBR36 datum, which also describes
only Great Britain. This coordinate system cannot be used in any other part of the world.
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 Port Info
The Port Info function is a combination of a new Port Info database containing all the relevant Safety and
Navigational information normally found in good pilot books and a new presentation software which displays
special Port Facility Symbols.
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 Ports & Services
Areas along shore with facilities for mooring, downloading and uploading of ships, generally sheltered from
waves and winds. Port installations are piers, wharves, pontoons, dry docks, cranes... .
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 Route
Sequence of Waypoints connected by segments. Among the available Routes, only one is the active Route,
which is shown by a straight line and arrows to indicate the direction.
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 RTCM = Radio Technical Commission for Maritime Services
The data format created by the Radio Technical Commission Maritime to transmit Differential GPS corrections.
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 SOG = Speed Over Ground
A calculation of the rate of movement of the ship over the ground.