Furuno CSH-5LMARK-2, Installation Manual

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1. MOUNTING
1-17
1.7 Motion Sensor (option)
The motion sensor measures ship’s pitching and rolling angles with a sensor, using
the principles of the gyroscope. Because it is free from error caused by ship’s vertical
and horizontal motion, it can be installed at any convenient location. However, ship’s
semi-permanent inclination due to loading imbalance cannot be detected. Compen-
sate for this as described in Chapter 3.
1.7.1 Mounting consideration
• Vibration in the mounting area should be minimal.
• Locate the unit away from areas subject to water splash.
• The ambient temperature should not exceed 50°C.
1.7.2 Mounting procedure
Orient the FORE mark on the unit toward the ship’s bow and mount the unit within 5°
of horizontal in all directions. For the offset, see Chapter 3.
Mounting of motion sensor
1.8 DC-AC Inverter (option)
The optional DC-AC inverter is required when the ship’s mains is 24 VDC, The DC-
AC inverter should be mounted on a bulkhead (weight of unit: 15 kg). Install the unit
so that the cable entrances are facing downward. Note that providing sufficient venti-
lation.
DC-AC inverter
FORE
AFT
θ≤5°
53
105
105
75
285
6×ø9
Mounting hole