Optical break sensor for BDA20

Optical break sensor

Optical break sensor

Optical break sensor SUP902 guards the yarn breaks in the entire stretch between the spin box and the bobbin.


Suitable for BDA20 rotor spinning machines.


  • Existing electronic equipment of the spin boxes will be taken off
  • Clutch control will be modified
  • The SUP902 sensor will be mounted on the lever carrying the pressing roller
  • Existing bus-bars will be replaced
  • Machine will be completly rewired


  • Prevents winding of yarn onto the delivery roller
  • Prevents the spin box from being clogged with sliver and set to fire; the machine can be run without a constant supervision of operators
  • Breaks can be easily recognized thanks to the large red "jumbo" LED

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