Waterproof Microphone Mounting - Furuno VR-7000 Installation Manual

1.6 Waterproof Microphone VR-7012W
A maximum of eight microphones (waterproof, non-waterproof) can be connected to
the DCU.
Audio coverage: Hemisphere area of 3.5 m approx. in radius
Mounting considerations
Select a mounting location, keeping in mind the following points:
• Locate the unit away from heat sources.
• Select a location where the shock and vibration are minimal.
• Make the maintenance space shown in the outline drawing for maintenance and
checking purpose.
• A magnetic compass will be affected if the unit is placed too close to the magnetic
compass. Observe the compass safe distances at the front of this manual to prevent
interference to a magnetic compass.
• Select a mounting location considering the length of the cable to be connected to
this unit.
• Locate away from noise sources, such as fans, motors, and loudspeakers (1 m or
more from air duct).
• Fasten the cable to the bulkhead or overhead with a cable clamp, etc. to keep noise
to a minimum.
• Locate the unit away from places subject to radar radio wave of a radar antenna.
The noise may be added to the recording data because of the interference from the
radio wave of a radar antenna.
Mounting
According to the shipment time, the cable entrance may be the super gland or SC lock.
Mounting instruction and installation materials depend on the figure of the cable en-
trance.
When the cable entrance is the SC lock
Supplied installation materials:
• Self-tapping screws (4 pcs)
• Sealing insert (1 pcs)
When the cable entrance is the super gland
SC lock SC lock
(gray) (gray)
Supplied installation materials:
• Self-tapping screws (4 pcs)
• Cable tie (1 pcs)
1. MOUNTING
Super gland Super gland
(black) (black)
1-17