Simrad EY500, Instruction Manual

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Simrad EY 500
P3402/C
21
3. 20 log echogram on the printer
Select the Printer Menu. Set the printer’s MODEL TYPE if the current setting
is wrong.
Set ECHOGRAM to ON
Set INTEGRATOR TABLES to ON.
Select the PRINTER/Echogram Menu.
Set TVG to 20 log R.
Set RANGE to the most suitable value referred to the depth.
Set LAYER LINES to ON.
Set SV COLOUR MIN. to the most suitable value referred to expected volume
back-scattering strength.
4. Defining the calculating interval
In order to initiate printouts of tables from integration and target strength
distribution, and TS distribution bar graph in the TS Detection Menu, the log
system must be turned on.
Select the Log Menu.
Set MODE to PING.
5. Defining the layer picture
The layers in the EY 500 are useful for isolating certain depth ranges for data
processing. In this exercise only layer No. 1 is used.
Select the Layer-1 Menu.
Set TYPE to SURFACE.
Set RANGE to 50 m.
Set RANGE START to 5 m
Set MARGIN to 1.0 m.
Select the Layer Menu.
Set SUPER LAYER to 1.
The selected layer will then be assigned as super layer. Various special
functions are attached to this layer, as described in paragraph 2.8. The layer
lines are turned on for both display and printer and will be drawn in red colour
at 5 m and 55 m depth.