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Applicator description Operating instructions HERMA 400
46/154 3.28 US (130519)
4.1.6 Label sensor optoelectronic
Cross adjustment
> Loosen knurled nut 8.
> Move scanning spot of photoelectric cell 1 (
see locating mark) over
passing label web.
> In case of round labels the scanning spot should be positioned over
the label
centerline.
Switch point adjustment (sensor without teach function)
> Turn adjusting screw 3 counterclockwise until light-emitting
diode 4 goes out. (without backing paper)
> Pass backing paper through slot
of photoelectric cell 1.
> Turn adjusting screw 3 clockw
ise until light-emitting diode lights
up.
> Turn on one more circle.
Switch point adjustment (sensor with teach function)
> Position sensor on label.
> Press button 1 for
at least 2 seconds. LED 2 flashes quickly. the
teaching time is started.
> During this time move the label web for a length of at least two
labels.
As an alternative just move the label web back and forth
during this time such that there are at least two changes between
label and gap between the labels.
> The teach procedure is completed successfully if LED 2 fl
ashes 2x.
If LED 2 flashes 4x we recommend to repeat the teaching
procedure.
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