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Nortek Fusion DVL1000

Navigation sensor package

Fusion DVL1000

A sensor hub that makes vehicle control and navigation possible.

Technical specification (PDF)
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Highlights

  • Small size
  • Complete sensor suite
  • Proven performance

Overview

  • The Fusion DVL1000 is a sensor package that has all the necessary sensors and data products to aid in subsea navigation and vehicle control. This includes estimates of distance from the surface and bottom, attitude, heading and velocity.

Applications

  • Small ROV
  • Micro AUV
  • Coastal USV

Related Content

2019 12 18
New to subsea navigation?
Nortek Wiki | KNOWLEDGE CENTER
2019 12 18
Nortek DVL adapted to smaller underwater vehicles
User Story | KNOWLEDGE CENTER
2020 02 27
Improving subsea navigation with Nortek's state-of-the-art DVLs
Video | KNOWLEDGE CENTER
DVL MEDIA COVERAGE
2G Robotics Launches ROV Micro Inspection Skid 10/12/2019 Read in Subsea World News
Collaborating to make ROVs small and user-friendly 20/11/2018 Read in ROV Planet
Hydroid's Most Compact AUV Ever Produced 28/06/2018 Read in Marine Technology
Easier automated visual mapping of biodiversity 11/30/2016 Read on Ocean New

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    • Bottom tracking

      Maximum altitude 50 m
      Minimum altitude 5 cm
      Long-term accuracy >1% (license-free), <0.1% (export-controlled)
      Velocity resolution 0.01 mm/s
      Single ping standard 0.5 cm/s
      Maximum ping rate 2 Hz

    • Altimeter

      Range 50 m
      Accuracy 1% of measured value
      Resolution 0.1 cm

    • Environmental

      Operating temperature -4 to +40 °C
      Storage temperature -20 to +60 °C

    • Mechanical design (shallow/deep)

      Depth rating 300 m
      Height 42 mm
      Diameter 90 mm
      Weight in air 535 g
      Weight in water 295 g

    • Power

      Voltage range 10-32 V
      Average power < 4 W
      Maximum peak power 35 W

    • Communication

      Serial RS-422
      Ethernet 10/100 Mbits Auto MDI-X.TCP/IP, UDP/IP. Fixed IP / mDNS/DHCP client /Auto IP address assignment. (Multiple simultaneous data format transmission possible.) Data formats Nortek proprietary.

    • Hardware

      Frequency of operation 1 MHz
      Beam width 3.4°
      Vertical beam angle 20°

    • AHRS

      Pitch and roll accuracy 0.35°
      Heading accuracy 0.5°
      Output rate 25 Hz

    • Pressure sensor

      Pressure accuracy 0.1% FS /precision better than 0.002% of full scale
      Temperature -4° to +40 °C ± 0.1 °C

    • Magnetometer

      Range 800 μT
      Repeatability over ±200μT 20 nT
      Noise 50 nT
      Sampling 75 Hz

    • Accelerometers

      Range 40 g
      Bias - repeatability 6 mg
      Velocity random walk 0.039 m/sec/√hr
      Bias instability 135x10-6 m/sec2
      Scale factor stability 0.10 %
      Sampling rate 100 Hz

    • Gyroscopes

      Range 2000°/s
      Bias - repeatability 1.4°/s
      Angular random walk 0.3°/√hr
      Bias instability 8°/h
      Linear acceleration effect 1.02x10-3 (°/s)/(m/s2)
      Vibration rectification error 5.6x10-6 (°/s)/(m/s2)2
      Sampling rate 100 Hz
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