Raymarine ST1000 Plus & ST2000 Plus 用户手册
Chapter 4: Installing the Tiller Pilot
47
4
In
•
The tiller pilot requires its own dedicated power supply – it cannot
source its power from SeaTalk.
source its power from SeaTalk.
•
Power should be taken directly from the boat’s central
distribution panel and protected with a 12 A fuse or equivalent
circuit breaker.
distribution panel and protected with a 12 A fuse or equivalent
circuit breaker.
The following table shows the minimum cable size acceptable for the
power supply:
power supply:
IMPORTANT:
Correct power cable size is critical for correct autopilot
operation. If in doubt, use a heavier gauge cable than specified. A
lighter gauge cable might cause a voltage drop between the
supply and the autopilot. This will reduce the power at the tiller.
operation. If in doubt, use a heavier gauge cable than specified. A
lighter gauge cable might cause a voltage drop between the
supply and the autopilot. This will reduce the power at the tiller.
SeaTalk cabling
CAUTION:
Protect the power supply for the SeaTalk 12 V (red) line with a
5 A fuse (or equivalent circuit breaker) fitted as close to the tiller
pilot as possible.
5 A fuse (or equivalent circuit breaker) fitted as close to the tiller
pilot as possible.
Cable length
Copper area
AWG
Up to 2.5 m (8 ft)
1.5 mm
2
16
Up to 4 m (13 ft)
2.5 mm
2
14
D366-2
Supply (0 V)
Supply (+12 V DC)
12 A fuse
Socket
Yellow (SeaTalk data)
Screen (SeaTalk 0 V)
Red (SeaTalk 12 V)
with 5 A fuse
with 5 A fuse
SeaTalk
instruments
instruments
SeaTalk
interface cable
interface cable
81130_3.book Page 47 Wednesday, July 25, 2001 11:57 AM