Raymarine 150/400 用户手册
18
Type 150/400 Autopilot System: Installation Guide
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4.1 Select the location
The compass is primarily designed for mounting below deck on a
bulkhead. On steel-hulled boats you must mount it above deck.
bulkhead. On steel-hulled boats you must mount it above deck.
Standard location
To achieve the best performance from the compass, mount it:
•
as near as possible to the boat’s pitch and roll center to minimize
compass disturbance
compass disturbance
•
at least 0.8 m (2 ft 6 in) away from the boat’s steering compass to
prevent deviation of either compass
prevent deviation of either compass
•
away from the front third of the boat (otherwise shock motion will
affect compass performance)
affect compass performance)
•
away from potential sources of magnetic interference, such as:
motors, drive units, loudspeakers, alternators/starters, electric
cables, large ferrous objects (such as engines, ballast, keel, gas
bottles and tool boxes)
motors, drive units, loudspeakers, alternators/starters, electric
cables, large ferrous objects (such as engines, ballast, keel, gas
bottles and tool boxes)
Note: Because you align the compass after installation (see the
control unit handbook), you can mount it so it faces in any direction.
control unit handbook), you can mount it so it faces in any direction.
Compass - recommended location for non-steel hulls
0.3L to 0.5L
L
0.3L to 0.5L
L
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81173_3.book Page 18 Thursday, June 7, 2001 11:51 AM