11-13
11.12 TARGET TRACKING FUNCTION
(1) Available range scale : All range
(2) Acquisition
Acquisition mode : Manual/AUTO
(AUTO mode uses Auto-acquisition Zone)
Manual Cancellation : Any one Target or All targets at once
(3) Tracking
Number of Target : 100 Targets (AUTO Tracking)
Maximum tracking range : 32nm (Available all range scale)
(4) Presentation
Display mode : TM (True Motion) / RM (Relative Motion)
Azimuth mode : North-up / Head-up / Course-up
Vector mode : True/Relative Display
Vector Length : Variable, 1 to 60 min. (1min. step)
Past Position : True/Relative Display
Number of Dots : 10 points
Display Interval Time : 0.5 / 1 / 2/ 4 min.
Time to Display Vector : Within 1min.
Time to Stabilize Vector : Within 3min.
(5) Alarm
Auto-acquisition Zone : 2 (Sector)
Setting Range : 0.5 to 32nm
Alarm Indication : Symbol on Display, Visible / Audible Alarm
(6) Safe Limits (CPA / TCPA)
Setting Condition : CPA LIMIT : 0.1 to 9.9 nm
TCPA LIMIT : 1 to 99 min.
Alarm Condition :
Safe
Target
CPA ＞ CPA LIMIT or
0 ＞ TCPA or
TCPA ＞ TCPA LIMIT
Danger
Target
CPA ≦ CPA LIMIT and
0 ≦ TCPA ≦ TCPA LIMIT
Alarm Indication :
Status Symbol Alarm Audible
Safe Target
〇 (White)
OFF OFF
Danger Target
○ (Red) CPA／TCPA
ON
Lost Target : Symbol on Display
Visible / Audible Alarm
(7) Data Indication
Target Data : Simultaneous and Continuous Display for 4 Targets
True Bearing, Range, True Course, True Speed,
CPA, TCPA, BCR and BCT
Own Ship’s Data : Course and Speed
(8) Trial Maneuver : Manual Setting
Trial Course : 000.0° to 359.9°
Trial Speed : 0 to 100 knots
(9) Accuracy of Display : Complied with IMO Requirement
(10) System Failure Alarm : Visible / Audible Alarm
(11) Speed Input : Manual / Auto (LOG)
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