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Furuno UAIS TRANPONDER FA-150 User Manual

Page 25

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1. OPERATION

1-14

Operations on the plotter display

1. Press the DISP key to show the plotter display.
2. Use ▼ or ▲ to select the range. The available ranges are (in nm) 0.125,

0.25, 0.5, 0.75, 1.5, 3, 6, 12, and 24.

3. To find a target’s data, see section 1.7.2.
Note 1:
A target is declared a lost target under the conditions shown in the
table below. A target is erased from the screen 6 minutes and 40 seconds after
it is declared a lost target.

Ship’s navigation status

Target declared as

lost target after;

Class A
Ship at anchor or moored and not moving faster than 3 kn

10 minutes

Ship at anchor or moored and moving at more than 3 kn

50 seconds

0-14 kn speed

50 seconds

0-14 kn speed with course change

50 seconds

14-23 kn speed

30 seconds

14-23 kn speed with course change

30 seconds

Speed higher than 23 kn

10 seconds

Speed higher than 23 kn with course change

10 seconds

Class B
Speed over ground less than 2 kn

10 minutes

Speed over ground 2 kn or higher

150 seconds

Note 2: When a target’s CPA and TCPA are lower than set in section 1.6, the
audio alarm sounds (if active). Press any key to silence the audio alarm. Take
suitable measures to avoid collision.
Note 3: "DNGR" (DANGER) appears at the end of the HDG line when a
target's CPA and TCPA are lower than the CPA and TCPA alarm settings.
Further, when a target becomes a lost target, “LOST” appears at the end of the
HDG line.