Simrad EK15 Reference Manual page 147

If you wish to apply the new range setting to all current echograms of the same type,
click to select
Apply to all
Tip
If you open this menu button, you will only be able to enter a value if a computer
keyboard is connected to your EK15. However, you can click the button, hold the mouse
button depressed, and then move the mouse – and cursor – sideways. This allows you
to change the parameter value. You can also adjust the setting by clicking and holding
either the [+] or [-] buttons.
Parameters
1
Range
This parameter controls the displayed depth range in the echogram view.
The start depth for the vertical range shown on the display will always be the value
defined by the
Start Range
dialog box.
Echogram
Example 12 Start Range in a surface related echogram
In a surface echogram, set the
the echogram start from the sea surface (provided that the transducer offset has
been defined). Set
will now show the area from the sea surface and down to 20 meters "below"
the bottom. The bottom contour is easily detected when the depth changes.
Example 13 Start Range and Range in bottom related echogram
In a bottom echogram, set the
the echogram start from 5 meters above the bottom. Set
plus 10 = 15 meters. The echogram will now show the area from 5 meters
above the depth, and down to 10 meters "below" the bottom. The bottom
contour will appear as a flat line.
2
Apply to all
Check this box to apply the new range setting to all current echograms of the same
type.
Example 14 Apply to All
If you have selected a bottom echogram when you changed the range setting,
the setting will also be applied to all the other bottom echograms. A similar
functionality applies to the other echogram types.
Related procedures
• Choosing start depth on page 70
• Choosing automatic start depth on page 71
• Choosing the vertical range on page 72
351718/C
.
depth parameter. The echogram type is selected in the
Start Range
to the current depth plus 20 meters. The echogram
Range
Start Range
Functions and dialog boxes
value to 0 meters. This will make
value to –5 meters. This will make
to the 5 meters
Range
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