User Manual

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Off-center: Can be 100% off-centered over
the full range.
Guard zone: Can be set at any desired
distance and angle in any
desired width. IN and OUT
modes are available.
Stretch: 2 modes
Echo track: 15, 30 sec, 1, 3, 6 min. and
continuous.
Other functions: Interference rejection, Zoom,
Sleep mode,
Hold mode, Course error
display,
Parallel cursors, Stern marker,
and Navigation data display
mode
Panel brightness: 4 levels
Language support: Chinese, Danish, English,
French, German, Greek,
Italian, Japanese, Korean,
Norwegian, Portuguese,
Russian, Spanish, Swedish,
and Turkish
8.4 ATA Unit
The ATA Board Specifications
(1) Acquisition Manual
(A target is acquired manually by a cross cursor driven by the Pointing Device.)
(2) Tracking Automatic
(3) Number of tracked targets 10 targets maximum
(4) ATA data output
(Target Number, distance, bearing, speed, course, CPA and TCPA)
(5) Alarm
Collision alarm, activated when a target enters the preset CPA and TCPA ranges.
Lost alarm, activated when a target can no longer be tracked.
(6) Display
Symbols: Predicted point and target number
Vector : Predicted motion of a target as a result of own ship's direction and speed input.
Display modes: Relative (REL)/True (TRUE)
(7) Tracking range 0.5 to 40 NM
(8) PRF 2,000 Hz maximum
(9) Bearing signal 1,080 or 2,048 pulses / rev
(Switched automatically) See
Note.
Note: The ATA board does not accept bearing signals other than specified above. In case the ATA board is
used in the monitor mode display, make sure an incoming bearing pulse rate agrees with that specified in this
specification.