Simrad SN90 Operator's Manual page 184

Purse seine and trawling sonar
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Simrad SN90 Operator Manual
Place Marker
The
Place Marker
cursor. Each marker is shown as a small triangle with or without a short identifying
label.
Delete Marker
allows you to delete a marker from the current view. Select
Delete Marker
.
Marker
Set Priority Marker
One marker can be given priority status to identify the object as the most important
target or position. If another object has this priority, the status is transferred to the
new object. The priority is identified with a "P" When a marker is given priority it can
be regarded as a position track. Relevant information about the priority object can be
found in the lower left corner of the view.
Place Own Ship Marker
Select
Place Own Ship Marker
in the SN90 presentation. The own ship marker is now regarded as an object. All
information about the object is shown in the
Delete Own Ship Marker
Use
Delete Own Ship Marker
current view.
Place Marker Continuous
Place Marker Continuous
to add new marker. Each click produces a new marker.
Place Circle Marker
Press
Circle Marker
circular marker to the SN90 presentation. A circular symbol appears at the cursor
position. The circle is drawn with the same diameter as your purse. By means of the
circle you can see the size of the school relative to your purse. You can only add one
circle marker to the SN90 presentation.
The
menu does not provide any information about the circle marker.
Objects
To delete the circle marker, press
to select
Remove Circle Marker
The
Fishing Gear
This function is opened from the
Show Gear Symbol
The gear symbol is provided as a tool to help you plan and shoot the purse seine.
182
function allows you to create a marker at the current position of the
to add a square symbol to the vessel's current position
on the shortcut menu to delete the marker from the
is an on/off switch. When enabled, left-click in a SN90 view
on the Operating Panel, or select
Circle Marker
on the shortcut menu.
function allows you to define the size of your trawl or purse seine.
Setup
menu listed as "OSM".
Objects
Place Circle Marker
on the Operating Panel, or right-click
menu.
Delete
to add a
381295/B

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