NAC-1 - Marine Electronics SIMRAD - Free user manual and instructions
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| Product Type | Autopilot Computer |
| Brand | Simrad |
| Model | NAC-1 |
| Dimensions (W x H x D) | 200 mm x 130 mm x 60 mm |
| Weight | 1.5 kg (3.3 lbs) |
| Power Supply | 12 V DC (10-16 V DC) |
| Current Consumption | 1.5 A max |
| Operating Temperature | -15°C to 55°C |
| Waterproof Rating | IPX6 (splashproof) |
| Communication Interfaces | NMEA 2000, NMEA 0183 |
| Autopilot Modes | Auto, Nav, Standby, Wind (if sail) |
| Rate Gyro | Built-in 3-axis rate gyro |
| Drive Types Supported | Solenoid, Hydraulic, Motor (via optional drive unit) |
| Course Control | Accurate heading hold |
| Mounting | Panel mount or bracket |
| Certifications | CE, FCC |
| Maintenance | Clean with damp cloth, check connections periodically |
| Safety Precautions | Disconnect power before service |
| Spare Parts Available | Drive units, cables, mounting brackets |
| Reparability | Field replaceable fuses, connectors; service by qualified technician |
Frequently Asked Questions - NAC-1 SIMRAD
What is the Simrad NAC-1?
The Simrad NAC-1 is a compact autopilot computer designed for marine vessels, providing accurate heading control and integration with NMEA 2000 networks.
How do I install the NAC-1?
Install in a dry, ventilated location. Connect to the NMEA 2000 backbone and power supply. Follow the installation manual for wiring details.
Can the NAC-1 be used with hydraulic steering?
Yes, with an appropriate hydraulic drive unit. The NAC-1 supports hydraulic steering via a compatible drive unit.
Does the NAC-1 have a built-in compass?
No, it relies on an external heading sensor (e.g., a rate gyro or fluxgate compass) connected via NMEA 2000.
How to update the NAC-1 software?
Download the latest software from the Simrad website, save to a microSD card, insert into the unit, and follow the update procedure in the menu.
What is the power consumption of the NAC-1?
Typical consumption is 1.5 A at 12 V DC. Ensure adequate power supply and circuit protection.
Is the NAC-1 waterproof?
It has an IPX6 rating, meaning it is splashproof but not submersible. Protect from direct water exposure.
How to reset the NAC-1 to factory defaults?
Access the menu, select 'Settings' > 'System' > 'Factory Reset'. Confirm to restore default settings.
What warranty coverage does the NAC-1 have?
Simrad typically offers a 2-year limited warranty. Check the product documentation for specific terms.
Where can I download the user manual for the NAC-1?
The manual is available for free on notice-facile.com and the Simrad website in PDF format.
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USER MANUAL NAC-1 SIMRAD
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Product information
Brand : SIMRAD
Model : NAC-1
Category : Marine Electronics