4.4 ACU-200, ACU-300, ACU-400
connections
Connections overview — ACU-200
1.
SeaTalkng® connection
2.
Sleep switch connection
3.
Power connection
4.
Motor (drive) connection
5.
RF ground connection (drain conductor)
6.
Rudder reference connection
7.
Clutch connection — selectable between 12 / 24
V dc to suit connected device
Connections overview — ACU-300
1.
SeaTalkng® connection
2.
Sleep switch connection
3.
Power connection
4.
Solenoid A and B drive out connection
5.
Solenoid drive return connection
6.
RF ground connection (drain conductor)
7.
Rudder reference connection
8.
Bypass valve connection (solenoid drive output)
— selectable between 12 / 24 V dc
Connections overview — ACU-400
1.
SeaTalkng® connection
2.
Digital input / output connection
3.
Sleep switch connection
4.
Power connection
5.
Motor (drive) connection
6.
RF ground connection (drain conductor)
7.
Rudder reference connection
8.
Clutch connection — selectable between 12 / 24
V dc to suit connected device
Making connections
For information on how to connect the various
components of the autopilot system, refer to the
following sections:
•
5.1 EV and ACU installation instructions
•
•
Drive unit installation documents
Power connection — ACU-200,
ACU-300, ACU-400
Power to the ACU unit must be from an appropriately
fused and rated supply.
1.
ACU power connection panel
2.
Vessel power distribution panel
Power connection colors
Color
Description
A
Red
Power in Positive (+) 12 / 24 V
dc
B
Black
Power in Negative (–) 0 V dc
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