MSM MTU AIS-C, Руководство пользователя

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USER MANUAL MTU AIS-C Page 7
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1.7. DATA REFRESH SPEED.
Navigation information is updated to other ships and base stations according to navigation
needs so that no further information is generated than necessary in AIS channels.
The recommended refresh rate for the data is:
TRANSPONDER CLASS A (SINGLE SHIPS)
Navigational conditions Shipping interval
Boat anchored or moving at less than 3 knots 3 minutes
Boat between 3 – 14 knots 10 seconds
Boat between 3 – 14 knots and changing course 3.5 seconds
Boat between 14 – 23 knots 6 seconds
Boat between 14 - 23 knots changing course 2 seconds
Boat at more than 23 knots 2 seconds
Boat at more than 23 knots changing course 2 seconds
OTHER AIS TEAMS.
Navigational conditions Shipping interval
Class B at less than 2 knots 3 minutes
Class B between 2 – 14 knots 30 seconds
Class B between 14 - 23 knots 15 seconds
Class B at more than 23 knots 5 seconds
AIS in AIS AtoN Beacons Message 21 3 minutes
AIS Base Station 10 seconds