ACR Electronics ACR-AIS-300 Manual De Usuario

 

 

11 of 25 

Y1-03-0222 Rev T4T4  

 
 

 

L 

WARNING:  Do not connect the NAUTICAST-B unit to a main (line) AC electrical supply, as an electric 

shock or fire hazard could result.  Length of Data/Power Cable connection not to exceed 3 meters. 

Do not connect the NAUTICAST-B unit to a DC supply exceeding 15.6 V or reverse the supply polarity. 

Damage to the unit may result.  Ensure the power supply is limited in accordance with EN 60950-1:2006 and protected with 
fuse or breakers not to exceed the specifications listed in this manual.

The NAUTICAST-B unit is designed for operation in the temperature range -25 °C to +55 °C. Do not install (or 

use) the NAUTICAST-B unit in environments which exceed this range.

CAUTION:  Do not install the NAUTICAST-B unit in an environment where it can be subject to excessive 
exposure to water. 

 

 2.3.1 

Electrical 

connections 

Warning: Only the data and power cables provided with the 
NAUTICAST-B unit should be used to connect antennas, power 
and display devices so as to maintain the integrity of the 
enclosure.  
 
Please see the drawings section of this manual for details of the 
power, data and RF cables supplied. 
 
Using the two co-axial leads supplied connect the down-lead 
from a VHF antenna to the VHF antenna port and connect the 
down-lead of a GPS antenna to the GPS antenna port. Please 
see Appendix A for recommendations on antennas and antenna 
installation. 
 
If an external display unit (chart plotter, PC etc) is to be used 
connect the supplied power and data interface cable to the 
Power / NMEA port. 
If an external display unit is not to be used connect the supplied 
power only interface cable to the Power / NMEA port.  

See page 

XX for wiring details. 

 
PC serial terminal or other display device) connect the user end of the data interface cable to the display device. 
Note that the software in the display device must be configured for  AIS operation AND to accept standard Class 
B operation NMEA sentences. This external display unit software is not part of the NAUTICAST-B transponder 
package. 
 
Connect a 12V DC supply (9.6-15.6V) capable of supplying 2A peak to the DC power lead (brown/red = positive, 
black/blue=negative).   
 
 

 2.3.2 

Physical 

Mounting 

It is recommended that the unit is attached to a solid wooden surface with #10-32 x 1.2 self tapping head Phillips screw 
(provided in kit).  A template for drilling pilot holes is shown on

 page 4.