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2EQUIPMENT DESCRIPTION
2.2 OVERVIEW OF THE ALS 450
ALS
450
A Unwind unit
– The unwinding spindle holds the label roll.
– A spreader mechanism secures the label roll.
B Dancer arm of the unwind unit
– Spring-loaded and rotatable
– Assists in the flawless unwinding of the label ribbon
from the unwinding spindle
C Guiding rod for unwind unit
– Secures the label roll on the unwinding spindle.
D Unwind unit deflection roller
E Drive roller unit of the unwind unit
– Pulls the label ribbon evenly from the label roll and
transports it into the loop space.
F Pressure roller of the unwind unit
– Presses the label ribbon against the drive roller unit.
G Braking brush
– Allows label ribbon to run smoothly, prevents flutter-
ing.
H Loop space
– Shaft located below the pressure roller and the
braking brush.
– In this area the label ribbon forms a loop.
ICasing
– Houses the control electronics, drive electrical sys-
tem, main switch, and fuses.
– If equipped with optional water-resistant electronic
control unit: the electronic control unit, drive electri-
cal system, and electrical fuses are built into a sep-
arate switch cabinet.
J Mounting brackets
– For securing the machine in the system.
K Operator panel
– Used to enter commands into the machine and to
display operating states and error messages
– If equipped with optional water-resistant electronic
control unit: the operator panel is built into a sepa-
rate switch cabinet.
L Dispenser head
– Optionally equipped with printer or applicator
M Dispensing edge
– The label separates from the backing material here.
N Drive roller unit of the label feed
– Pulls the label ribbon incrementally over the dis-
pensing edge. A label is dispensed with each incre-
mental movement.
O Label feed pressure roller
– Presses the label ribbon against the drive roller unit.
P Rewind unit dancer arm and deflection rollers
– 3 fixed deflection rollers
– A spring-loaded, pivoting dancer arm
Q Rewind unit
– An electrically driven rewinding roller takes up the
empty backing material.
– A spreader mechanism secures the backing material
roll.
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