The HQ-400 Multibeam Sonar System offers integrated functionality for seamless underwater terrain measurement.

• Integrated Design: Combines small multi-beam sonar, temperature sensor, attitude, positioning, compass, and other core sensors into a compact and integrated system.
• Calibration-Free Operation: With no installation and calibration required, the HQ-400 Multibeam Sonar System offers convenience and ease of use, especially on small unmanned carrier platforms such as the Apache 3 and Apache 6.

HQ-400 Specifications

• Sonar:
  • Electrical Position+IMU+Sound Velocity
  • Depth Range: 0.2-150m
  • Survey Mode: Real-time rolling stabilization, etc.
  • Swath Coverage: 130°
  • Resolution (Across x Along): 1.6° x 1.8°
  • Number of Beams: 512
  • Maximum Ping Rate: 60Hz
  • Frequency Range: 400KHz±20KHz
  • Signal Type: CW
  • Pulse Length: 20μs-2ms
  • Sonar Waterproofing: 50m
• Feature:
  • IMU Mounting Method: Equilateral angle and distance
  • Heading Accuracy (GNSS): 0.1° (2m Antenna Separation), 0.05° (0.02° Optional)
  • IMU Roll / Tilt Accuracy: 0.8cm+1ppm(RTK)/0.6m(SBAS)/1.2m(Single )
  • Position Accuracy: 5cm or 5%
  • Lifting and Sinking Precision: Temperature probe, accuracy ±0.5m/s
  • Surface Sound Velocity: Built-in Sonar
• Physical:
  • DC Power Supply: 8-36V DC (Type: 24V)
  • AC Adapter: 100-240V AC
  • Average Power Consumption: 25W
  • Data/Control Interface: Gigabit Ethernet
  • Probe Size: 125125130mm
  • Probe Weight: 2.7kg
  • SIU Size: 12512542mm
  • SIU Weight: 0.5kg
  • Working Temperature: -10~60°C
  • Storage Temperature: -20~70°C