Technical data

Distribution Unit
138--118
DISTRIBUTION
UNIT
27
3647.DOC010302Edition: Feb. 12, 2008
2.3.1 RS422--Interface or NMEA Interface of Heading Receiver
Conclusion for the connection of NON RAYTHEON Anschütz products to
the Distribution Unit:
If the NMEA input interface or the coursebus input interface contains a
“signal common / signal ground” connection, then this connection has to be
connected to “signal common / signal ground” connection of the Distribition
Unit (see principle scematic below).
NMEA
Distribution Unit
(Plug B23 to B30)
Heading receiver
1
2
3
4
5
6
24V DC
0V
Supply voltage
RS422
Heading
Heading receiver
1
2
3
4
5
6
24V DC
0V
Supply voltage
Heading
Must be connected to prevent potential differences.
Protection circuit
Distribution Unit
(Plug B23 to B30)