Furuno 851 MARK-2 - Manual (Page 43)

SP - 2
4. DISPLAY UNIT
(1) Picture Tube
8 inch rectangular monochrome LCD, 122.4 mm x 163.1 mm
(2) Effective Area 481(H) x 640(V) dots, Effective radar display area: 481 x 481 dots
(3) Range, Range Interval, Number of Rings
Range (NM) 0.125 0.25 0.5 0.75 1 1.5 2 3 4 6 8 12 16 24 36 48
Ring Interval (NM) 0.0625 0.125 0.125 0.25 0.25 0.5 0.5 1 1 2 2 3 4 6 12 12
Number of Rings 2 2 4 3 4 3 4 3 4 3 4 4 4 4 3 4
(4) Markers Heading Line, Bearing Scale, Range Rings,
Variable Range Marker (VRM), Electronic Bearing Line (EBL),
Tuning Bar, Alarm Zone,
Waypoint Mark (navigation input required)
North Mark (heading sensor input required)
(5) Alphanumeric Indications Range, Range Ring Interval, Display Mode (HU),
Interference Rejection (IR), Variable Range Marker (VRM),
Electronic Bearing Line (EBL), Stand-by (ST-BY),
Guard Alarm (G(IN), G(OUT)), Echo Stretch (ES),
Range and Bearing to Cursor, *Bearing or L/L Position,
Echo Tailing (TRAIL), Trailing Time, Trailing Elapsed Time,
Watchman (WATCHMAN), Zoomed Display (ZOOM)
*Ship’s speed (SPD), **Water temperature, **Water depth
*: Navigation data required, **: Echo sounder data required
(6) Input Data IEC 61162-1 adopted
Own ship’s position: GGA>RMA>RMC>GLL
Ship’s speed: RMA>RMC>VTG>VBW
Bearing (True): HDT>HDG *1 >HDM *1
Bearing (Magnetic): HDM>HDG *1 >HDT *1
Course (True): RMA>RMC>VTG
Course (Magnetic): VTG>RMA
Waypoint (Range, Bearing): RMB>BWC>BWR
Loran time difference:
RMA>GLC>GTD
Water depth DPT>DBK>DBS>DBT
Water Temperature MTW
*1 : calculated by magnetic drift
(7) Output Data
Alarm signal 12 VDC, 100 mA or less
Radar signal For radar remote display