Technical Specification

📡 General

• Type: GNSS Satellite Compass / Heading Sensor
• Principle: Multi-GNSS carrier phase heading determination
• Application: Marine heading, ROT, position, and attitude sensor

Supports:

• GPS
• GLONASS
• Galileo
• QZSS

🧭 Heading Performance

Heading accuracy

• 0.4° RMS
• Typical steady-state accuracy (furuno.com)

Heading range

• 000° to 359.9°

Follow-up speed

• Up to 45°/s

Settling time

• Approx. 90 seconds

🚢 Position & Speed

Position accuracy

• GPS: approx. 3–5 m
• SBAS enabled: improved accuracy

Speed accuracy

• Approx. 0.05 knots RMS

COG/SOG update rate

• High-speed update for radar & autopilot integration

🔄 Rate of Turn (ROT)

ROT range

• ±90°/min

ROT resolution

• 0.1°/min

🌊 Attitude Measurement

Pitch range

• ±45°

Roll range

• ±45°

Pitch/Roll accuracy

• Approx. ±1° (furuno.com)

📡 GNSS Receiver

Receiving frequencies

• GPS/QZSS/Galileo:
  • 1575.42 MHz (L1)
• GLONASS:
  • 1602 MHz range

Satellite tracking channels

• GPS
• GLONASS
• Galileo
• QZSS simultaneous tracking

🔗 Interfaces

Data output

• NMEA 0183
• NMEA 2000
• IEC 61162-1

Typical output sentences

• HDT
• HDG
• ROT
• VTG
• GGA
• RMC
• ZDA

⚡ Electrical

Power supply

• 12–24 V DC

Power consumption

• Approx. 4–6 W

🌡️ Environmental

Operating temperature

• −25°C to +55°C

Waterproof rating

• IP56

Vibration standard

• IEC 60945 compliant