Furuno FR-8251 Manual De Usuario

NR

IR2

ES1

EAV1

0.080nm
0.220nm

TRU TRAIL

30M

GUARD1
GUARD2

IN

    

0.25

 NM

        0.05
  ZOOM
  SP
HU

A/C
F3
L-ES
       
345.6°R
  23.0°R
 29:59

Range

Range ring interval

ZOOM (or SHIFT)

Pulselength

Presentation mode

Heading (gyro or

magnetic)

Tuning indicator, 
AUTO (or MANU) tuning

Guard zone 1 (active alarm
is circumscribed)

No.2 EBL

Waypoint marker

Echo  trail (TRU/REL)

Elapsed time, trail interval

Range rings

Cursor

No.1 VRM range
(readout of active VRM is
circumscribed)

No.2 VRM range

Auto clutter suppression

Function in use

(F3, Long range 

Echo Stretch)

No.1 EBL bearing

(readout of active EBL

is circumscribed)

No.2 EBL bearing

Heading marker

Guard zone

area

No.1 EBL

No.1 VRM

No.2 VRM

+

  105.0°R   00.74nm  

AUTO

00:45

Speed 
(MANUAL, LOG or NAV)

Guard zone 2

IN (guard zone type), SET
(set alarm), or
ACK (alarm temporarily
deactivated)

Watch alarm
elapsed time

Cursor
bearing

Cursor
range

Noise Rejection
Interference Rejection
Echo Stretch
Echo Averaging

VRM

EBL

 SPEED
 MANUAL     30.0kt

HDG 123.4°

TTG

    12:34

Time-to-go