Furuno CH-270 - Manual (Page 52)

2. HORIZONTAL MODE
2-32
Horizontal/strata display
Press the key to display the horizontal/strata display.
CSE 357 ° SPD 9.9 kt
34
°
12. 343' N
134
°
34. 213' W
30
25
R 40 m
T 40
°
→
12
↓
10
B133 °
+
PORT STBD
Cursor position data Range
Tilt angle
Tilt angle indicator
Cursor
Target lock indicator
Interference rej. ON
Position in latitude
and longitude*
Course*, speed*
Own ship
marker
Horizontal Display
(main window)
Strata Display
(sub window)
Color bar
for strata
display
0
°
+90
° -90
°
Heading
Number of lines increases
by one with each train.
Top line is latest; bottom
line is oldest.
* Requires appropriate
sensor input.
Transducer status
indicator
Train
position
Horizontal/Strata display
The horizontal display appears in the main window; the strata display in the sub window.
The strata picture shows bottom undulations in different colors. This is useful in bottom
trawling for avoiding obstructions which may damage the net.
Coverage for the horizontal mode is 360
°
picture, and for the strata display it is maximum
90
°
from port to 90
°
starboard.
The strata display may be adjusted with the [RANGE] and [SECTOR] controls. Press the
[MAIN/SUB] key to choose the main or sub window. The message MAIN WINDOW
CONTROLLABLE or SUB WINDOW CONTROLLABLE appears with each pressing of the
key. A red rectangle circumscribes the sub window when it can be controlled.