110-0007509/A
31
RS-485 serial line connection using three wires
An RS-485 serial line connection is a common way to connect the echo sounder system
to external devices. This format is recommended if the serial cable needs to be very long.
Note
This connection is specific for the Nexcom NISE 3900E computer.
A
Local connection
B
Connection on remote device For more information,
refer to the end-user documentation provided by the
manufacturer.
C
Female 9-pin D-Subminiature connector
D
Male 9-pin D-Subminiature connector
Unless otherwise specified, this cable must be provided
by the installation shipyard.
Minimum cable requirements
•
Conductors
: 2 x 5 x 0.5 mm
2
•
Screen
: Overall braided
•
Voltage
: 60 V
•
Maximum outer diameter
: Defined by the plugs and/or the gable gland
Use a cable with twisted pairs. If you need to install a very long cable, increase the
cross section.
Related topics
Cable layout and interconnections, page 15
Topside cable plan, page 17
List of topside cables, page 19
Comments, page 20
Cable drawings and specifications, page 26
Содержание Simrad NISE 3900E
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