Chapter 1: Control Head Installation
7
1.3 Power supply (Stand-alone operation)
Caution: The ST30 Speed must only be connected to a 12V supply.
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+
+
+
+
+
SEATALK
SP
EE
D
D585
12V Supply
Red
Screen
5A
For stand-alone operation, use the 1 metre cable supplied with the
instrument.
1.
Connect the moulded power supply plug to either SeaTalk connection
on the rear of the instrument and run the free end back to the
vesselÕs distribution panel.
2.
Cut the power cable to length and connect the red wire to the positive
12V terminal and the screen to 0V. Protect with a 5A circuit breaker
or fuse.
1.4 Power supply (SeaTalk operation)
If the ST30 Speed is to be connected to an existing SeaTalk system use a
Standard SeaTalk Extension or Interface cable.
Autohelm
Autohelm
Autohelm
Power
Extension Cable
D628
