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SRD 500
Dual-Axis Doppler Speed Log

The Most Accurate Speed Log In Today’s Market

  • Water tracking from 3 meters (Meets IMO 19.824 (19) & DNV Watch-1)
  • Excellent low speed precision for docking and maneuvering
  • Simultaneous water and bottom tracking to 200 meters
  • Profiles water speed in 2 meter current layers to 50 meters
  • Transducer fits into existing SRD-421S gate valves
  • Built-in self test and speed integrity monitoring

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