Connections Overview - Acu-400; Making Connections - Raymarine EVOLUTION EV-1 Installation Instructions Manual

3. Power connection
4. Solenoid (Spool Valve) A and B drive out connection
5. Solenoid (Spool Valve) drive return connection
6. RF ground connection (drain conductor)
7. Connection for rudder angle reference sensor / transducer (M81105). For the ACU-300, a rudder
angle reference sensor / transducer is an essential required system component.
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. Connection for rudder angle reference sensor / transducer (M81105)
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:
• p.46 — EV and ACU installation instructions
• p.116 — Pilot controller documents
• p.56 — Drive unit installation documents
ACU-200, ACU-300, ACU-400 connections
85