CR40/42/50 MKII Installation manual
Chapter 9
131
9.7.2 Fuse
Warning! A fuse should always be installed to protect the unit.
Using a fuse which is not specified for your equipment can cause it to blow the
instant the CRXX is switched on or it will not protect the equipment as intended
– see fuse rating in section 9.4.
9.7.3 NMEA0183 interface connections
NMEA0183 interface connections are made to the receptacle marked “NMEA1”
or “NMEA2” on the rear of the cabinet – turn the plug’s coupling ring clockwise
until it stops.
)
The CRXX must be turned off while connecting/disconnecting the interface
cable.
9.8 Optional connections
General
e.g. Autopilot or performance instruments
CRXX NMEA
Pin 6 White
TX A (DATA OUT
Pin 7 Brown TX B (RETURN)
Pin 8 Yellow RX A (DATA IN)
Pin 9 Green
RX B (RETURN)
EQ40/50 Echosounder
CRXX NMEA
EQ40/42/50 NMEA
Pin 6 White
TX A (DATA OUT)
Pin 8 Yellow RX A (DATA IN)
Pin 7 Brown TX B (RETURN)
Pin 9 Green
RX B (RETURN)
Pin 8 Yellow RX A (DATA IN)
Pin 6 White
TX A (DATA OUT)
Pin 9 Green
RX B (RETURN)
Pin 7 Brown TX B (RETURN)
RS2800 Color Trackplotter
CRXX NMEA
RS2800 Port 1 to 4
Pin 6 White
TX A (DATA OUT)
Pin 5
Pin 7 Brown TX B (RETURN)
Pin 9
Differential Beacon Receiver (Set Interface to EXT. DGPS)
CRXX NMEA
Pin 8 Yellow RX A (DATA IN)
Pin 9 Green RX B (RETURN)