Furuno FR-2805 Series - Manual (Page 12)

x
5. Bearing accuracy
±
1
°
6. Bearing discrimination
Better than 2.5
°
except S-band 10 ft radiators
(SN-30AF)
7. Presentation modes
Head-up, Head-up TB, North-up, Course-up,
True motion north-up
(Automatically set to HU in case of compass
failure)
8. Variable Range Markers
Two Variable Range Markers, switched
9. Electronic Bearing Lines
Two Electronic Bearing Lines, switched
Range merker on EBL
10. Offcenter
IMO type: Sweep origin can be offcentered
by 75% of range in use in any direction.
Regular type: Any direction up to 100%
11. Target alarm zone
2 TAZ at 3 and 6 nm in width of 0.5 nm, any
sector.
12. Electronic plotting (E-plot)
10 targets manual plotting. Not operative in
ARPA mode.
13. Parallel index lines
2, 3 and 6 lines (selectable on menu)
14. Navigation lines (option)
Two lines to define a navigation channel
(with RP-25)
ARPA FUNCTIONS
1. Acquisition
Instant selection of auto or manual acquisition
in 0.2 to 32 nm, relative speed 100 kt. Auto
20 targets plus manual 20 targets, or Manual
40 targets
2. Tracking
Automatic tracking of all acquired targets on
the display for 5 out of 10 consecutive scans
in 0.1 to 32 nm
3. Prediction of target motion
True or relative vectors, time scaled.
Length: 1 to 99 min
4. Past positions
5 or 10 past positions of tracked targets at
intervals of 2 min
5. Collision warning
CPA limit: 0.2 to 10 nm
TCPA limit: 0 to 99 min
6. Guard zone (Guard ring)
2 guard zones (guard rings) of operator-
defined width in 0.7 to 32 nm, Sector 1 to
360
°
any direction
7. Trial maneuver
Simulates the effect on all tracked targets of
own ship maneuver with course, speed and
delay time.
INTERFACING
1. IEC 61162-1
OSD, RSD, TTM, etc. (Listener 2 mA at 2V,
Talker 60 mA max)
2. Analog
RGB video, H/V sync for VDR with optional
board)
3.Gyrocompass
Built-in interface accepts synchro signal (20-
50 V, 50-400 Hz) or stepper signal (20-50
VDC, any polarity).
4. Speed log (IEC 61192-1 interface)
IEC 61192-1 contact closure or 200/400/500
pulses/nm.
POWER SUPPLY
1. FR/FAR-2815/2825
115/230 VAC, 1ø, 470 VA(2815), 500
VA(2825), DC set not available
2. FR/FAR-2825W/2855/2855W
Display unit: 115/230 VAC, 1ø, 500 VA
(2825W), 115 VAC, 1ø, 550 VA (2855/
2855W)
Antenna unit: 115/230 VAC, 1ø, 150 VA
(2825W/2855W), 230 VAC, 3ø, 120 VA, 380/
440 VAC, 3ø, 120 VA (2825W/2855W), 24 V,
30 W (2855)
3. FR/FAR-2835S/2835SW
Display unit: 115/230 VAC, 1ø, 500 W
Antenna unit: 220 VAC, 50-60 Hz, 3ø,
440 VA, 380/440 VAC, 50-60 Hz, 3ø, 440 VA
4. FR/FAR-2865SW
Display unit: 115 VAC, 1ø, 550 VA
Antenna unit: 220 VAC, 3ø, 50-60 Hz, 440
VA, 380/440 VAC, 3ø, 50-60 Hz, 440 VA