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10. INSTALLATION
10-18
10.6 Interface Unit IF-2500
Specifications
Input port 2 ports for NMEA 0183 data
Output port 6 ports for either of NMEA 0183 or RS-422 data
3 ports for alarm signal
Power supply 10 to 35 VDC
Power consumption 2.2 W maximum
Color 2.5G5/1.5 Newtone no. 5
Ambient temperature -15°C to +55°C
Humidity Relative humidity 95% at +40°C
Waterproofing None
Installation
Mounting considersations
The installation site is important for
proper operation and continued
performance. Select it keeping the
following points in mind.
The unit is not waterproof; locate
it away from water spray.
Select a clean and cool place.
Select a place where
shock,vibration and electrical noise
are minimal.
Leave sufficient space at the sides
and rear of the unit for
maintenance and service.
Mounting
The unit can be mounted on a
bulkhead, overhead or tabletop.
Secure the unit to mounting
location with woodscrews. For
added support, use nuts, bolts and
washers instead of woodscrews.
Cable fabrication
1) Remove the outer sheath, armor, and shield as illustrated.
2) Remove the insulation of cores 3 mm.
3) Cut and solder unused cores to the shield.
• All dimensions in
millimeters.
• For added support, use
nuts, bolts and washers
instead of woodscrews.
• Leave sufficient space
at the sides and rear of
the unit for maintenance
and servicing.
Interface unit mounting
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