Raymarine i40, Installation And Operation Instructions Manual, Page: 19 / 68

Item Cable color Signal name
1 Black Piezoceramic –
2 Blue Piezoc
3 Screen 0 V (shield)
i40 Speed connection
1 2 3 4 5
D12352-1
Item Cable color Signal name
1 Brown Temperature 0 V
2 White Temperature (signal)
3 Screen Speed 0 V (shield)
4
Green Speed (signal)
5 Red Speed V+
i40 Wind connection
D 12353-1
1
2
Item Cable color Signal name
1 Red Rotor +
2 Blue Rotor –
Making transducer connections
3 mm
6 mm
50 mm
1
2
D12359-1
1. Prepare the cable as shown in 1 above.
2. Fold back the wire strands and insert into the new spade
connector as shown in 2 above.
3. Ensure the wire strands do not extend beyond the rear of the
spade connector insulation.
4. Crimp the connector to the wire.
4.3 Power connection
A SeaTalk system requires one 12 V dc supply, connected to the
SeaTalk backbone. This can be provided:
• By a battery via the distribution panel, or
• From a Raymarine course computer, via SeaTalk or SeaTalk ng .
Power connection example
Direct power connection
+
_
D 12355-1
2
1
3
1 3 A circuit breaker or fuse.
2
SeaTalk power cable.
3 12 V dc vessel power supply.
SeaTalk power connection
S eaTalk
SeaTalk
+
_
D 12354-1
2
1
1 5 A circuit breaker or fuse.
2 12 V dc vessel power supply.
SeaTalk power protection
Raymarine recommends that the power is connected to a SeaTalk
system in such a way that the current drawn on each side of the
power connection point is equal.
Warning: Grounding not required
This product is fully insulated and does NOT require
separate grounding.
Warning: Positive ground systems
Do not connect this unit to a system which has positive
grounding.
Cables and connections 19