Autopilot Control Unit (ACU)

The rugged ACU (Actuator Control Unit) delivers reliable autopilot drive power and also provides power to the SeaTalk bus. Choose the ACU that fits your steering system type.

Drive Current Output
Maximum continuous 30 Amps at supply voltage
Drive Clutch Output

• Up to 4 Amp continuous at 12V on 12V systems
  
• Up to 4 Amp continuous at 24V on 24V systems
  
• Up to 4 Amp continuous at 12V on 24V systems

Connections

• Includes the M81105 Rotary Rudder Reference
• Sleep switch
  
• Power
  
• Drive motor
  
• Drive clutch
  
• Ground
  
• Digital Input / Output (DIO)

Nominal supply voltage
12 V or 24 V
Operating voltage range
10.8V to 31.2V dc
Power Consumption (standby) - Main Power Supply
300 mA (12/24V)
Power Consumption (standby) - SeaTalk Power Supply
20 mA (12V)
SeaTalk LEN (Load Equivalency Number)
1
SeaTalk Power Out
3 Amp at 12V (fuse protected at 3 Amp)
Data Connections
SeaTalk

Installation Environment

• Operating Temperature: -20°C to +55°C (-4°F to +131°F)
  
• Storage Temperature: -30°C to +70°C (-22°F to +158°F)
  
• Relative Humidity: MAX 93%

Waterproof rating
Drip resistant
Dimensions (W x H x D)
285mm x 211.5mm x 64.5mm (11.2 in x 8.3 in x 2.5 in)
Weight
2.2kg (4.84lbs)