Ring spinning machines are getting longer.And that's a trend that is noticeable in some markets,where ring frames run to as many as 2,000 spindles,or about 70 meters in length.Even with good human eyesight capable of reaching 5,000 meters,it's still not possible to have a total overview of end-breaks along the full extent of the frame.Only an automated system can monitor whether the spindles are all operating correctly.Since normal walking pace is about 4,000 meters per hour,an operative would typically need about one minute to arrive at an end-break at the last spindle on the frame.So,the spindle could be easily back in action again within two minutes,assuming,of course,that the operative knows exactly where to go...
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