Raymarine ST40 manual Fitting the instrument, SeaTalk connections

Chapter 3: Installation 19

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.

5 A circuit breaker

Red (+ve)

Uninsulated wire (screen) -ve

Power cable

SeaTalk bus

Note:

A 5 A fuse can be used in place of the circuit breaker, if preferred.

12 V dc supply (e.g. course computer

or battery)

SeaTalk bus

	SeaTalk interface
Typical SeaTalk connections	kit	D4827-2

Fitting the instrument

Fit your ST40 instrument as shown in the following illustrations.

Remove template from handbook (immediately after index), apply to required location
1and mark cutting centre.
S
T
4
0
	In
		strum
		e
		nt
		T
		e
		m
		p
		la
		te

T

O

P

s C h ut a o d u e t d a re a o n ly

Cutting centre

C
ut
5	o
		ut
7			h
d	m		o
		m le
ia			(2.
	m		2
		e		5
		ter			in)

D4759-1