Autopilot Control Unit (ACU)

The rugged ACU (Actuator Control Unit) delivers reliable autopilot drive power and also provides power to the SeaTalk^ng 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^ng Power Supply
20 mA (12V)
SeaTalk^ng LEN (Load Equivalency Number)
1
SeaTalk^ng Power Out
3 Amp at 12V (fuse protected at 3 Amp)
Data Connections
SeaTalk^ng

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)

Conformance

• Europe: 2004/108/EC
  
• Australia and New Zealand: C-Tick, Compliance Level 2

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