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AIS procedures |
V90S User Manual
T/CPA screen
The Time and Closest Point of Approach (T/CPA) screen shows the
closest point of approach settings together with a list of vessels that
will approach within those criteria.
•
CPA alert distance is set up in MENU
→
AIS SETUP
→
CPA. (See
“Setting up the CPA distance” on page 103.)
•
T/CPA alert time is set up in MENU
→
AIS SETUP
→
TCPA. (See
“Setting up the T/CPA time” on page 104.)
The approaching AIS target’s details will be listed on the left of the
screen.
Once the vessel is within alert distance (CPA) and time (T/CPA), it will
be placed in the T/CPA list.
The alert sounds for every vessel within the criteria every time their
AIS signal is received.
T/CPA APPROACH
1/ 9 05:00min 8 nM
•
In the example above, the criteria are: 5:00 min and 8 nM.
¼
Notes:
•
The scale on the T/CPA Approach screen is automatically set to the
optimum for the selected target. You cannot zoom in or out on this
screen.
•
If the radio detects a T/CPA or CPA breach, the T/CPA Approach
screen will automatically popup with an alert tone. Press [X] to stop
the alert; otherwise, the alert will sound again after 1 minute.
