42
381298/C
Location of hardware units on the bridge
The SN90 comprises several hardware units, and the location of each of these on the
bridge must be planned before installation can start.
Topics
Basic requirements for the location of bridge units, page 42
Maximum distance between each bridge unit, page 43
Selecting the best location for the display, page 44
Selecting the best location for the Processor Unit, page 45
Selecting the best location for the Operating Panel, page 45
Selecting the best location for the Operating Panel Power Supply, page 45
Basic requirements for the location of bridge units
Installation of the bridge units must be done by qualified and trained personnel.
The location of each physical unit must be decided with regard to basic installation
requirements.
Observe the following basic requirements.
1
Safe navigation
The physical location of each hardware unit must not in any way have a negative
effect on the navigation of the vessel.
Observe the "compass safe distance" for each individual unit.
2
Operational requirements
The location of each physical unit must be based on the ergonomically correct
operating and viewing heights.
3
Cable limitations
Observe the maximum allowable cable lengths between the various units.
4
Environmental requirements
The areas or rooms chosen for the installation must be dry, well ventilated and free
of excessive dust and vibration.
5
Maintenance access
Make sure that all units are positioned for easy access to the cable connections on
the rear side of the equipment.
Enough extra cable must be allowed to facilitate maintenance and service without
disconnecting cables.
Simrad SN90
Summary of Contents for Simrad SN90
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Page 117: ...381298 C 115 Related topics Installation summary page 65 Installing the transducer ...
Page 236: ...234 381298 C 372915 Clamping frame Simrad SN90 ...
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