Koden KDS-5000BB, Operation Manual, Page: 49 / 112

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BASIC OPERATION
BOTTOM-SCAN MODE
Shaking the transducer in the Transducer unit protruded from the ship
’s bottom right and left
alternately, it sends out the ultra sound beams and displays the images of the middle layer
and the sea-bottom contour.
SECTOR ANGLE: 95
°
SECTOR ANGLE: 45
°
５゜ ３゜
The transducer emits the ultra
sound beams sweeping the
transducer right and left.
The reflected echoes are
displayed accordingly after
emitting the ultra sound beam.
Changing the sector angle
makes it possible to detect both
the narrow and the wide ranges.
Refer to page 85
Changing the tilt angle
makes it possible to detect the
area of the selected sector angle
centering the tilt angle.
Refer to page 89
The transducer moves with the selected
step angle.
The reflected echoes are displayed as
the image every step accordingly.
The step angle can be selected in
MENU 2
– “STEP (BOTTOM-SCAN)
”.
Refer to page 63