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4.11
Combining AIS with ARPA (fusion)
If equipped with ARPA both ARPA and AIS symbols may be displayed. To use
the fusion feature, specify the parameters for which an ARPA target is converted
to an AIS target.
1. Confirm that "ARPA" is shown at the top right-hand corner of the display and
then press the [AIS MENU] key to open the AIS menu.
2. Press the [0] key.
3. Press the [0] key again to show the AIS3 menu.
4. Press the [2] key (FUSION).
5. Press the [2] key again to choose ON and press the [ENTER] key.
6. Enter the information below, pressing the [ENTER] key after entering each
data. This information will be used to determine which ARPA targets to
convert.
POSN: Range between AIS target and ARPA target.
RNG: Enter the range difference from own ship to AIS target and ARPA
BRG: Enter the bearing difference from own ship to AIS target and ARPA
SPD:
CSE:
7. Press any menu key to close the AIS menu.
If the information above is within the corresponding value of the ARPA and AIS
targets, the targets are judged to be the same, the ARPA symbol is erased and
only the AIS symbol is displayed. Further, "A-FSN" appears at the bottom right
corner of the display at the time of conversion and the ARPA target no. appears
next to the AIS symbol.
Note: An ARPA target whose speed is less than 1 kt is converted to an AIS
target if it meets all other criteria other than course.
[AIS 3]
1 [AIS 2]
2 FUSION
OFF/ON
POSN 0.000NM
RNG
BRG
SPD
CSE
target.
target.
Enter the speed difference between AIS target and ARPA target.
Enter the course difference between AIS target and ARPA target.
0.000NM
00.0
°
0.0KT
°
00.0
AIS3 menu
4 AIS OPERATION
55
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