Furuno CH-270 Manual de usuario descargar pdf (Pagina 24)

2. HORIZONTAL MODE

2-4

2.4 Choosing Sector Width

Sector means the width of the transducer training. The [SECTOR] control chooses the

training (display) area among the sixteen positions shown in the table below. Clockwise

rotation of the control increases the sector width; counterclockwise rotation decreases it.

96°

Display sector

(shown: 96 )

Display sector

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Sector

width

(°)

6 24 48 72 96 120 144 168 192 216 240 264 288 312 336 360

In the full-circle mode (360°) the direction of training is clockwise; in the half-circle mode

the direction is clockwise to counterclockwise alternately.

One-touch selection of 360°

°°

° sector

Each pressing of the [FULL/HALF] key alternately chooses 360° sector (full circle) or 168°

sector (half circle). If the [SECTOR] control is operated following the selection of the

full-circle display, the next pressing of the [FULL/HALF] key presents the full-circle display.

Full circle

Sector set with

SECTOR control

FULL/HALF

key

Half circle

168

FULL/HALF

key

How the FULL/HALF key works

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 117 118

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Furuno CH-270 Manual de usuario Pagina 24