Bottom-Lock Zoom Window - Furuno FCV-30 Operator's Manual

Setting up the v-temp graph
1. Click System.
2. Click Net.
Input data: Choose the format of data fed from net sonde or trawl sonar.
CIF: Water temperature and net depth fed from net sonde.
NMEA: Water temperature and net depth fed from trawl sonar
Horizontal axis Min and Horizontal axis Max: These set the minimum and maximum
temperature scale, and the range is –5 to 35(°C).
2.2.5

Bottom-lock zoom window

The bottom-lock zoom window zooms echoes within the user-set distance from the bottom.
Since the bottom is shown as flat, this window is useful for discriminating bottom fish from
the bottom echo.
Bottom
displayed
as flat
TS
Fish school
30
Zoomed fish
Bottom-lock zoom window
2. WINDOW DISPLAYS
0
00:00:28
34 42.616' N
135 19.740' E
20
40
60
Alarm marker
Bottom lock zoom window
2-11