Page 27 - TEXtalks October/November 2021

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Cover Story

RGB foreign matter detection is the new benchmark performance of a spinning mill.
for spinners when managing contamination control
precisely to individual requirements. The YarnMaster The YarnMaster PRISMA yarn clearer system is the
PRISMA F-sensor illuminates the yarn in the full right choice for every spinning mill. Starting in basic
spectrum of light using the additive RGB color model. yarn clearing where already a massive increase in
This absolutely unique technology for yarn quality efficiency - while keeping the chosen quality - can be
control which uses the three primary colors red, achieved. Going further, through all quality levels up
green and blue, adding wavelength for wavelength to to the absolute super-yarn that is free from defects
enable world unique full-color monitoring. This which could not even be seen by the human eye.
unparalleled full color functionality heralds in a new
era of foreign matter detection. Enabling In summary, the YarnMaster PRISMA enables the
unprecedented reliability in the detection of foreign spinner to reliably guide the yarn quality control
matter - in all colors – even delicate shades and completely according to his needs while balancing its
whatever the glossiness differences, in any type of efficiency and quality. This aligns fully to meet
yarn, or indeed in any color and mixtures thereof! Loepfe’s ultimate goal - ‘we want YOU to perform’.

Beyond that, the RGB technology allows a new 30 years ago, in 1991, Loepfe took a pioneering role
color-based determination of organic materials within in the introduction of foreign matter detection based
the yarn to separate them from regular disturbing on the SIRO yarn clearing principle. The degree of
foreign matter. These organic materials, in particular, raw material contamination has not improved since
do not necessarily have to be removed from the yarn then. The ability to control the contamination in yarns
during the winding process, as they are eliminated in is therefore still of greatest importance to spinners.
subsequent processes anyway. Important factors With YarnMaster PRISMA, Loepfe once again
such as these are taken into account by YarnMaster assumes the leading role and elevates yarn clearing
PRISMA and given the highest priority. This is to a new level - providing maximum reliability in
because the precise detection and classification of a foreign matter detection.
disturbing or non-disturbing defect leads directly to a
lower cut rate, which immediately results in higher Open up New Worlds - The Yarnmaster® Prisma
efficiency and waste reduction. This is an Generation!
absolute MUST for the efficient and effective This next-generation yarn clearer system focuses

October/November 2021