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Simrad Echo sounder system Instruction manual
Preparing the echo sounder system for
current indicator calibration
Prior to velocity measurement calibration you must check that your echo sounder system
is fully functional.
Prerequisites
Neither tools nor instruments are required.
Context
A fully functional echo sounder system is vital for a successful calibration.
Procedure
1
Make sure that the echo sounder system with all transceivers and transducers are
installed correctly.
2
Turn on the echo sounder system.
a
Start pinging.
b
Make sure that the echo sounder system is fully operational on all channels.
3
On the
menu:
Main
a
Set
to 25% more than the deepest location on your planned calibration
Range
lines.
4
Open the
Operation
a
Set
Operation
b
Select
Ping Interval
c
Set the following value: Maximum
5
Select the relevant operating parameters in the
a
Select
Normal Operation
In the echo sounder parameters table:
a
Set
to Passive.
Mode
In the ADCP parameters table:
a
Set
to Active.
Mode
b
Set
Pulse Type
In LFM Up the transmitted pulse starts using the lower frequency in the
range, and ends with the upper frequency. "LFM" means "Linear Frequency
Modulated".
c
Set
Power
d
Set
Start Frequency
26
menu.
to Normal.
.
.
to LFM-Up.
to: 1500 Watts
to: 195 kHz
dialog box.
Normal Operation
110-0002398/A
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