Furuno FR-8251 Marine RADAR User Manual


 
1–27
1.37 Selecting Unit of Range
Measurement, Bearing
Reference
You can select the unit of range measurement for
the VRMs and cursor and bearing reference for
the EBLs.
1) Press the MENU key.
2) Select the INITIAL menu.
3) Press the ENTER/SELECT key.
4) Select appropriate menu and press the ENTER/
SELECT key.
CRSR BRG (REL, TRUE)
CRSR RNG (nm, km, sm)
VRM1 RNG (nm, km, sm)
VRM2 RNG (nm, km, sm)
EBL1 BRG (REL, TRUE)
EBL2 BRG (REL, TRUE)
5) Select option desired and press the ENTER/
SELECT key.
6) Press the MENU key.
1.38 Sector Blanking
Administrations may require the radar to stop
transmitting toward the bridge when it is installed
on the foremast. Two blanking areas can be set at
installation. No echoes appear in the blanking
areas.
Area of no transmission
(no echoes appear)
Figure 1-29 Blank areas where
transmission is suspended
1.39 Alarm Output Signal
On/Off
With connection of an external buzzer (option),
aural alarm signal can be output.
1) Select the TIME ALM menu.
2) Select alarm type and press the ENTER/SE-
LECT key.
TIME ALM OUT: Watch alarm signal
GUARD OUT: Guard alarm signal
ARPA ALM OUT: CPA/TCPA alarm on
ARP-15
PLOT ALM OUT: Alarms on RP-15
3) Select ON or OFF.
4) Press the MENU key.