Kongsberg Simrad SN90, Installation Manual

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381298/C
Setting up the input from a Motion Reference Unit (MRU)
The information from a Motion Reference Unit (MRU) (normally heave, roll and pitch
information) can be imported into the SN90 to increase the accuracy of the echo data.
Prerequisites
This procedure assumes that:
• You have a vacant interface port on your Processor Unit.
• You are familiar with NMEA and other relevant datagram formats.
• You know how to set up the parameters for serial and local area network (LAN)
communication.
Context
The SN90 supports the following datagram formats from a motion sensor.
•
Kongsberg EM Attitude 3000
Kongsberg EM Attitude 3000 is a proprietary datagram format created by Kongsberg
Maritime for use with digital motion sensors. It holds roll, pitch heave and heading.
The datagram contains a 10-bytes long message.
Procedure
1 Connect the peripheral system to an available communication port on your
Processor Unit.
2 Click the
Setup
icon.
The icon is located under the
Main
menu. It is used to open the
Setup
menu.
3 On the
Setup
menu, click
Installation
.
Observe that the
Installation
dialog box opens. This dialog box contains a number
of pages selected by the menu on the left side.
4 On the left side of the
Installation
dialog box, click
Motion Reference Unit
.
Observe that the
Motion Reference Unit
page opens.
5 Set up the interface.
a Select the Ethernet or serial port you wish to use.
b Click
Setup
to define the communication parameters for the selected port.
c Choose which protocol (datagram sentence) you wish to receive.
d If you are using a serial line, define the baud rate.
6 Click
OK
to save the chosen settings and close the dialog box.
If you wish to use a serial line to interface the motion sensor, and no COM ports are
available, you must first release a port in the
I/O Setup
dialog box.
Simrad SN90