Chapter 3
RA83/84/85/93/94/95 Series
Technical Specifications
Operation
Manual
(Processor specification)
ATA (Option)
Display of acquire/track data of up to 10 targets and
Guard Zone are available. Display of guard zone is
also available (any alarm range, width and bearing can
be set).
AIS data display
Symbols and data, up to 20 targets,
Data available for EPA and ATA
Speed, course, CPA, TCPA, distance, bearing and age
(time elapsed since the first plot, applicable to EPA
only).
Minimum detectable range
20 meters at 1/8 nm range
Range resolution
20 meters at 1/8 nm range
Range
data
accuracy
70 meters or 1% of the range scale selected,
whichever is the greater.
Bearing data accuracy
+/-1
o
maximum
Navigation data display
Data of own ship’s position (latitude/longitude)
3.3 ATA Specification (Option)
Acquisition Manual
Tracking Automatic
Number of targets tracked
Up to 10 targets
Numerical data output
Distance, bearing, speed, course, CPA and TCPA
Alarm
Collision alarm and lost alarm
On screen display
Symbols (acquired target, tracked target, target with
data display and lost target), target number and
vectors.
Display mode
Relative and True
Tracking distance range
Up to 40.0 nm
ATA data output
To be taken via the DATA 1 connector on the processor
rear panel.
Signal level: RS422
Data format: IEC 1162-1
3-2
93142105-02
