Kongsberg Simrad SU90 Operator's Manual page 235

• (Variable Range Ring Range)
VRR Range
You can use
VRR Range
•
Compass Cards
Activate
Compass Cards
ring in horizontal views. The compass markers rotate based in the inputs from a
navigation sensor. An update takes place when the vessel heading changes more
than 1 degree.
•
Depth Dividers
Depth dividers are horizontal dotted lines used to indicate depth. You can only add
these lines to vertical views. Use this function to toggle the depth divider lines On
or Off.
•
Coverage Plot
When you operate with sector transmissions, the area covered by the sonar beams is
limited by the chosen transmit sector angle. To make it easier to recognize the area
limits, dedicated border lines may be added to the presentation. These lines are used
to outline the sector. Use this function to toggle the coverage plot lines On or Off.
•
Purse Depth
A line of X'es in the vertical views shows the bottom of the purse seine. The depth
is defined for the fishing gear you have chosen. Use
menu to toggle this line On or Off.
381291/D
to manually define a range for the variable range ring.
to place evenly spaced compass markers on the outer range
Menu system
on the
Purse Depth Cosmetics
233