Seatalk Connections - Raymarine ST40 Depth Instrument Owner's Handbook Manual

18
Stand-alone connections
CAUTION
Ensure that the power supply for each stand-alone ST40
instrument is protected by a 3 A fuse or circuit breaker.

SeaTalk connections

CAUTION
When instruments are connected to SeaTalk, ensure that the
power supply for the SeaTalk 12 V line is protected by a 5 A fuse
or circuit breaker.
Red +ve
Uninsulated wire (screen) -ve
Power cable
Connections to a stand-alone instrument
ST40 Depth Instrument Owner's Handbook
Note:
3 A circuit breaker
A 3 A fuse can be used in place of
the circuit breaker, if preferred.
12 V dc supply
(e.g. battery)
Screen
Blue
Black
_
+
Cable from
Depth transducer
D4785-2