381298/C
135
6
The grounding cable for the Transceiver Unit is not listed. This is a special braided
wire that is physically connected to the cabinet. It is connected to vessel ground by
means of the cabinet’s shock absorbers.
The maximum length of the Ethernet cable is 100 meters. It is very important that a
high quality Ethernet cable is used. You must use CAT-5E STP (Shielded Twisted
Pair) quality or better. Using a cable with lower bandwidth capacity will reduce the
SN90 performance. Do not connect the Processor Unit to the Transceiver Unit using
the existing local area network.
Identifying SN90 cables on a project cable drawing
The SN90 is often a part of a project delivery. For such deliveries, project cable drawings
are established to show all the main cables, and how the various products interconnect.
In such project cable drawings, the SN90 cables are identified as
SN90/Cx
.
Related topics
Read this first, page 130
Topside cable plan, page 132
Sonar room cable plan, page 133
Cable procedures, page 136
Connecting the Uninterruptible Power Supply (UPS) to AC mains and vessel ground,
page 138
Connecting AC mains and ground to the Processor Unit, page 139
Connecting power and ground to the Transceiver Unit, page 140
Connecting AC mains and ground to the display, page 141
Connecting the Operating Panel Power Supply to the Processor Unit, page 142
Connecting the video cable from the Processor Unit to the display, page 143
Connecting the USB cable between the Operating Panel and the Processor Unit, page 145
Connecting the dual cable between the Operating Panel and the Processor Unit, page 146
Connecting ground to the Operating Panel, page 147
Connecting external devices to the Processor Unit using serial interfaces, page 148
Connecting external devices to the Processor Unit using Ethernet interfaces, page 149
Connecting the Ethernet cable from the Transceiver Unit to the Processor Unit, page 150
Connecting the transducer to the Transceiver Unit, page 152
Summary of Contents for Simrad SN90
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Page 236: ...234 381298 C 372915 Clamping frame Simrad SN90 ...
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