Ross Model 5150    
 

Bar Check System


A safe and simple way to perform sound velocity calibrations for hydrographic soundings.

 

 

 

 

 

  
 

A small hand winch typically mounted inside the cabin with marked stainless steel cable and specially designed target ball provides a simple procedure for calibrating sounders for hydrographic survey.

  • Small hand winch easily mounted inside most cabins.
  • Specially designed target ball provides good return echo in moving water.
  • Safety lanyard prevents accidental deployment when underway or trailering.
  • Eliminates dangerous job of hanging over the rail with conventional T bar.
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      Optional pipe and pulley system,
    allows winch to be located above
    engine spaces or other obstructions mounted above sea chest.

    Installed next to transducer in optional fairing, ball is suspended directly below transducer for accurate and reliable velocity calibration.