Koden MDC-2240, Руководство по эксплуатации

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Chapter 3 Basic operation MDC-2200/2500 Series
0093125002-04 3-20
3.15 Use ATA/EPA
ATA (Automatic tracking aids) function provides to acquire up to 50 targets of ship manually (specifically
select target) or automatically (in prior setting area ) then to track automatically.
EPA (Electronic Plotting aids) function provides calculation of course and speed of the target based on
the information of 2 point position data manually acquired and the information acquired again after 30
seconds or later.
This device is equipped with ATA board as a standard. ATA function is automatically selected at the time
of shipment.
The tracking data of ATA/EPA can be displayed in data display area on the lower part of the screen.
There are following information necessary to avoid collision.
CPA (Closest Point of Approach Minimum approach point to the target (distance)
TCPA (Time to Closest Point of Approach) Time to Closest Point of Approach
Speed of the target
Course of the target
Vector of the target
・ Heading bearing and speed input by optional GPS compass or equivalent is required to input
to use ATA/EPA function.
・
Object acquired and started tracking is called “Target”.
Item ATA EPA
Manual acquisition Yes Yes
Auto acquisition Yes No
Tracking method Automatic Manual
Max. tracking number 50 50
(ATA operation method)
Manual acquisition
(For MDC-2500)
1
Move cross cursor using [Joystick] to lay on the target to be acquired, and then press [ACQ] key. A
symbol is displayed at location of the cursor.
“ ˮ mark is displayed immediate after acquisition then changes to ○ mark after about 30sec.
Target number is attached beside the mark.
(For MDC-2200)
1 Move cross cursor using [Joystick] to lay on the target to be acquired, and then press [F2] key
Note
1
. A symbol is displayed at location of the cursor.
“ ˮ mark is displayed immediate after acquisition then changes to ○ mark after about 30 sec.
Target number is attached beside the mark.
(Note 1) In MDC-2200, [F2] key is assigned to “ACQ” at the factory setting. The setting can be made to