Selecting Sector Center - Furuno CH-250 Operator's Manual

3.6

Selecting Sector Center

The center direction of the sounding beam in the vertical direction can be changed with the
[TILT] control. The setting range is 0 to 180 in increments of 6 . Select the setting which
places the sector center in the middle of the detection range.
PORT
Sector of 48˚ set with
[SECTOR] control
Automatic shifting of own ship position
Own ship position on the screen is automatically shifted either rightward or leftward according to
the direction of the sector center and display sector width.
The figure below shows the own ship position has been shifted rightward on the screen to
provide the wider view at the port side.
Sector center 0 to 60
Sector center 66 to 114
Sector center 120 to 180 Own ship position shifted starboard
Display sector
Sector center
3-6
Sector center angle
set with TILT control
STBD
Sector
range
Sector center
indicator
Figure 3-8 Sector center
Own ship position shifted to port side
Own ship position shifted to center
Figure 3-9 How automatic shifting works
In the example display at left, the sector
center indicator is starboard, and the
width of the sector is 48˚.
180˚
0˚