Loepfe YarnMaster PRISMA - Sensing head

Products and functions
YarnMaster PRISMA
www.loepfe.com 13
3.1.3 Sensing head
All processing and evaluation of the yarn signal is carried out in the sensing head (TK). Events outside of
the specified yarn clearer settings are removed with the integrated cutter.
The sensing head consists of the following components:
n Sensors to detect yarn diameter, yarn mass and foreign matter
n Integrated evaluation electronics
n Yarn clearer software
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Prisma sensing head
1 M sensor, for detecting yarn mass
(capacitive)
5 P sensor, for detecting synthetic foreign matter
(triboelectric)
2 F sensor, for detecting foreign matter
(optical, RGB)
6 Side limiters
3 D sensor, for detecting yarn diameter (optical) 7 Test button/Reset
n Cut —> short press
n Reset TK —> long press > 5 s
n Reset technical alarm —> long press > 5 s
4 Cutter 8 Sensing head 7-segment display