Cabling - Navico Class B Transceiver NAIS-300 Manual

2.3 Cabling

Once you have secured your NAIS-00 to a flat surface,
you will need to connect the power, SimNet/NMEA000
and RS cables supplied with the unit. The RS485 cable
and switch are not supplied, but would be fitted in the
same manner.
NMEA0183-HS
With reference to the connector wiring, Figure .1 and the
assembly diagram, Figure. ., wire your unit as follows:
8 Installation

+12vdc
Power 

0v.

Out +ve

Out -ve
(RS485)
In +ve

In -ve
NMEA0183-HS
(RS232)
External Switch
Figure 2.1 - Connector wiring
Clamp
SimNet/NMEA2000
Socket Splash
Cover
Power
Connector
SimNet/NMEA2000
Connector
NMEA0183-2 & Switch
Connector
Figure 2.2 - NAIS-300 assembly

Out -ve

Gnd.

In +ve

Switch +

Switch -

NAIS-300 Case
Retaining Screws
Nipples
Grommet