Planning The Installation; Location Of The Sounder Module - Raymarine DSM400 Installation Manual

1.4 Planning the installation

Warning: Product installation
This equipment must be installed in
accordance with the instructions contained in
this handbook. Failure to do so may result in
poor product performance, personal injury,
and/or damage to the boat.
Warning: Sources of ignition
This equipment must NOT be installed or used
in hazardous/flammable atmospheres such as
an engine room.
Warning: Heavy object
The DSM400 Digital Sounder Module weighs 27
lbs (12.25 kg). Ensure that the chosen location
for the unit is able to support the weight.
Take care when lifting or moving the unit.
Caution: Mounting the unit
Due to the weight of the unit, it must be
mounted using the bolts supplied. DO NOT use
self-tapping screws as these will not support
the weight.
Before installing the unit, consider the following:
•

Location of the sounder module.

• Cable runs.
• Transducer selection.
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Location of the sounder module
The unit should be mounted where it will be:
• protected from physical damage and excessive vibration.
• protected from prolonged exposure to rain, salt spray and
direct sunlight.
• well ventilated.
• as close to the transducer as possible.
When choosing a location for the sounder module, consider the
following points to ensure reliable and trouble free operation.
• Access - there must be sufficient space below the unit to
enable cable connections to the unit, avoiding tight bends.
• Interference - the unit should be mounted far enough away
from any device that may cause interference such as
motors, generators and radio transmitters/receivers. See
"EMC installation guidelines" on page 9.
• Magnetic compass - mount the unit at least 3 ft. (1 m)
away from a magnetic compass.
• Vertical surface - the unit must be mounted in an upright
position.
DO NOT mount the unit:
• in an engine room.
• on the main console.
• on a horizontal surface
Raymarine DSM400 Digital Sounder Module