Tasman DVL

Application Areas

Producer

Category

Teledyne RDI’s new Tasman DVL represents the next generation of DVL technology, taking your navigation to the next level. Teledyne RDI’s long-standing Workhorse Navigator was the first DVL to enter the market, and remains the gold-standard for precision subsea navigation around the globe. However, the new Tasman DVL, with its wide array of advanced features, reduced size, and increased range, is ready to replace this industry icon. Other new features include enhanced broadband signal processing and an innovative, cost-effective field-replaceable phased array transducer design.

Find further information further down the page or call +45 42 42 50 80.

Description

Teledyne RDI’s new Tasman DVL represents the next generation of DVL technology, taking your navigation to the next level. Teledyne RDI’s long-standing Workhorse Navigator was the first DVL to enter the market, and remains the gold-standard for precision subsea navigation around the globe. However, the new Tasman DVL, with its wide array of advanced features, reduced size, and increased range, is ready to replace this industry icon. Other new features include enhanced broadband signal processing and an innovative, cost-effective field-replaceable phased array transducer design.

With bottom tracking ranges from 0.15 m to 420 m, in up to 6,000M water depths, the Tasman is a cutting-edge, value-priced solution for vehicles ranging from small ROVs to large diameter AUVs. Key advancements include, field-swappable phased array transducers, system health monitoring/leak detection, ethernet compatibility, and the ability to upgrade to collect ADCP data.​

​Key Features

  • ​Phased Array: Unique phased array transducer design delivers enhanced position accuracy at a reduced size, eliminates the need for speed of sound correction, and reduces susceptibility to biofouling.
  • Cost Saving: Field swappable phased array transducers.
  • Versatile: Upgradeable to include Acoustic Doppler Current Profiling capability.
  • Ethernet Compatible: Plug-n-play with today’s interfaces.
  • Extended Range: Optional XRT (Extended Range Tracking) delivers up to a 60% increase in bottom tracking range.
  • Simultaneous Multiple Data Type Output Capability: Ethernet interface allows for simultaneous multiple PD data output via TCP and/or UDP.
  • Dynamic Commands Capability: Pathfinder accepts command changes during operation without the need to stop the ping cycle or operation of the DVL.
  • Bottom-Track High Resolution Velocity and Navigation Parameters Data Blocks: Aid in the velocity measurement resolution and quality information for use in an Ex-tended Kalman Filter (EKF) Inertial Navigation System (INS) solution.
  • Time of Validity Output: Delivers highly accurate coupling with an INS further improving resulting DVL aided INS position accuracy.
  • Low Latency Trigger: Mitigates interference with other SONARs.
  • Leak Detection and Health Monitoring: Provides early warning for potential issues​​.

Applications

  • ​Small to large diameter AUV navigation
  • Small to large ROV navigation and station keeping
  • Towed vehicle navigation/positioning
  • Manned submersible navigation/positioning​
  • Surface vessel navigation in GPS denied environments
  • Diver navigation and mapping

300 kHz

Max Bottom Tracking Range
up to 420 m with XRT option

Min Bottom Tracking Range
0.3 m

Long Term Accuracy (Bottom Tracking)
±0.08% ±0.1 cm/s (<8 m altitude)
±0.3% ±0.1 cm/s (>8 m altitude)

Max Water Profiling Range
150 m

Long Term Accuracy (Water Profiling)
±0.6% ±0.1 cm/s

Velocity Range
±17 m/s

Max Ping Rate
7 Hz

Beam Angle
30°

Standard Depth Rating (others may be available)
6,000 m

Standard Sensors
Temperature, Leak Detection, Health Monitor, Dual-axis Digital Inclinometer

Communications
Ethernet & RS232; optional RS422

Average Power Consumption
11.8 W

600 kHz

Max Bottom Tracking Range
up to 160 m with XRT option

Min Bottom Tracking Range
0.15 m

Long Term Accuracy (Bottom Tracking)
±0.06% ±0.1 cm/s (<4 m altitude)
±0.2% ±0.1 cm/s (>4 m altitude)

Max Water Profiling Range
60 m

Long Term Accuracy (Water Profiling)
±0.3% ±0.1 cm/s

Velocity Range
±12 m/s

Max Ping Rate
12 Hz

Beam Angle
30°

Standard Depth Rating (others may be available)
6,000 m

Standard Sensors
Temperature, Leak Detection, Health Monitor, Dual-axis Digital Inclinometer

Communications
Ethernet & RS232; optional RS422

Average Power Consumption
5.4 W

Download datasheet here.

Additional information

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