1.1.1Validity and binding effect of this manual
Contents
The present manual refers exclusively to the ALS 204,
ALS 206 and ALS256 label dispensers. It is written for
the purpose of ensuring professional usage and
calibration of the unit.
Prerequisites for the use and adjustment are the
professional installation and configuration of the unit.
For any technical questions you may have that are not
described in this manual, see:
£ The service manual of the label dispenser
or
£ Request a technician from one of our sales partners.
– Our sales representatives are available to assist
you, particularly with configuring the unit as well as
in the case of malfunctions.
Technical status
Copyright
Avery Dennison holds all rights to this manual and its
appendices. Reproduction, reprinting or any other
types of duplication, even of portions of this manual,
may only be carried out with express written consent.
Third persons, in particular competitors, should not be
given access to the information in this manual.
Avery Dennison reserves the right:
– To make modifications to construction parts,
components and software, as well as to employ
comparable components in place of the parts
specified, in keeping with technical advances.
– To modify information in this document.
No commitment will be made to expand these
modifications to include any units delivered earlier.
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CONTENTS
ALS
20x
1.1 GENERALNOTES
1.1.2Illustrations and descriptions
Signs and symbols
Various information types are indicated in diff er en t
ways within the document in order to simplify
readability and comprehension.
Sentences starting with an arrow are instructions and
guidelines.
£ Perform the instructions one after another in the
specified order.
The following information begins with a dash:
–Lists
– Mode descriptions
– Descriptions of prior steps
– Prerequisites for following actio ns
Dangers and risk notes
Important directions that you must absolutely observe
are particularly emphasized:
WARNING!
A warning refers to risks that can lead to
serious injury or death! The warning
contains safety measures to protect the
relevant persons.
£ Always follow the instructions.
CAUTION!
A caution indicates risks that can lead to
property damage or injuries to persons
(minor injuries). The caution note contains
instructions for preventing da ma ge s .
£ Always follow the instructions.
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Figures
Texts are accompanied by figures where necessary.
Figures are indicated using figure numbers in [square
brackets]. A capital letter after a figure number, for
example [12A], refers to a specific section of the figure.
Generally, the label dispenser shown is an ALS 104
right-handed version. The left-handed version is only
shown where it is necessary to differentiate between
the two.
Button symbols
– The buttons of the control panel are depicted as
symbols.
– The symbols are depicted with a ‘+’ (PLUS SIGN)
between them if more than one button is to be
pressed. +
Parameters
Parameters are displayed in grey in the text with the
following structure, MENU NAME > Function name.
Supplementary information
The expert symbol indicates actions that are
only to be performed by qualified and specially
trained personnel.
The information symbol indicates notes and
recommendations, as well as additional
information.
Equipment:
– Equipment, for example lubricants or
cleaning agents
2
CONTENTS
ALS
20x
1.2 SAFETYINSTRUCTIONS
1.2SAFETY INSTRUCTIONS
1.2.1Information and qualifications
Follow the instructions
WARNING!
Safe and efficient operation of the label
dispenser can only be guaranteed if you
observe all necessary information.
Product liability and warranty claims can
only be asserted if the unit was operated in
accordance with the directions in the
manual.
£ Before operating the unit, read the
operating instructions and all other notes
carefully.
£ Observe the additional safety and
warning notes on the label dispenser.
£ Only permit competent people to operate
and configure the label dispenser.
Keep the product information at hand
With respect to this manual:
£ It should be kept at the location where the
unit is installed and be available to the
operator.
£ It should always be legible.
£ If the unit is sold, the manual should be made
available to the new owner.
£ The safety and warning notes affixed to the
unit itself must be kept clean and legible.
Missing or damaged signs must be replaced.
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Ensure the required qualifications are met
£ Ensure that only trained and authorized personnel
operate, configure and service the un it.
£ Only allow qualified and well-trained expert
personnel or service technicians to perform
configurations.
£ The responsibilities with regard to operation,
configuration and maintenance shou ld be cl ea rly
defined and consistently maintained.
£ In addition, personnel should also be instructed on
a regular basis in matters of occupational safety and
environmental protection.
Qualification for operation
The instruction of personnel using the unit must ensure
that:
– The operating personnel can use the unit on their
own and safely.
– The operating personnel can remedy small
operational disruptions on their own.
£ At least two people must be instructed in the unit’s
usage.
£ Enough label material must be provided for testing
and instructional purposes.
Qualifications for configuring
The configuration of the controls requires
qualified expertise:
– Personnel configuring the unit must be
acquainted with the functionality of the label
dispenser.
– Personnel configuring the unit must be
acquainted with the modes of operation
within the facility in which the label dispenser
is integrated.
– The personnel co nfiguring the unit must be
able to use the additional menus properly
and appropriately for specific project
requirements.
3
CONTENTS
ALS
20x
1.2 SAFETYINSTRUCTIONS
1.2.2Operational safety of the unit
Proper usage
The ALS20x Label Dispenser is a fully automatic unit
for attaching self-adhesive labels to products or
packaging. The company operating the unit must install
it with suitable equipment to protect operating
personnel from danger; for example, the danger of the
hands or fingers being crushed by reaching in between
the product and the dispensing edge.
WARNING!
Improper usage of the unit can cause
accidents, property damage and production
downtime!
£ Only use the unit in accordance with the
instructions specified in this manual.
£ Do not ope rate the unit without the
required safeguards.
£ Only configure the unit in accordance
with this manual and with the required
care.
£ Only use original accessories.
£ Do not make any modifications or
alterations to the unit.
£ Repairs to the device may only be
performed by authorised specialists who
are aware of the risks involved.
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WARNING
The unit is not protected against splashing
water in its standard model.
£ Keep the unit dry.
£ If liquids have penetrated the unit, switch
it off and disconnect or unplug the power
cable immediately. Inform a service
technician.
WARNING
The device is only completely disconnected
from the mains if the power cable is
unplugged.
£ Make sure the power supply socket is
accessible.
£ In case of emergency, switch off the
device and disconnect the power cable.
CAUTION
A too high or low supply voltage can damage
the unit.
£ Only operate the device using the system
voltage indicated on the nameplate.
£ Ensure that the mains voltage set on the
unit is the same voltage as that provided
by the electricity supplier.
Protection against injuries by electrical
current
WARNING!
The machine operates using mains voltage!
Touching live electrical parts may exp os e
you to hazardous electrical currents and
may lead to burns.
£ Only operate the unit once the housing
has been reassembled properly.
£ Only connect the unit to a properly fitted
power socket that is grounded.
£ Before cleaning, switch off the unit and
remove the power cable from the socket.
£ Only link the unit to devices that fulfil the
SELV (safety extra-low voltage) circuit
requirements specified in EN60950.
4
CONTENTS
ALS
20x
1.2 SAFETYINSTRUCTIONS
Protection against injuries by mechanical
action
WARNING!
Risk of injury due to moving and rapidly
rotating parts!
– Long hair, loose jewellery, long sleeves,
and so on are not permissible when using
the unit.
£ Sufficient protective clothing must be
worn.
£ Keep moving parts free from
obstructions even when the unit is not
switched on, if there is a chance the
machine might be turned on.
£ Switch off the machine before making
any mechanical settings.
£ Do not wear ties, loose clothing,
jewellery, wrist watches or similar items
on your person when near the operating
unit.
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WARNING!
There is a risk that you may get your fingers
or hands crushed on the dispensing edge by
products on the conveyor belt!
£ Never reach between the product and the
dispensing edge while the uni t is in
operation or ready for operation.
£ Never reach behind the safety guard or
remove it while the unit is in operation.
Protection against injuries by chemicals
CAUTION!
Operating materials such as cleaning agents
or the solvents in glues can be damaging to
health.
£ Always follow the instructions, use and
safety regulations specified by the
manufacturer!
5
CONTENTS
ALS
20x
1.2 SAFETYINSTRUCTIONS
1.2.3Before beginning production
Due diligence of the operating company
and the service technician
£ Ensure that the following prerequisites are fulfilled in
accordance with the service instructions:
– The machine is installed properly and configured in
accordance with the guidelines.
– All required safety mechanisms ha ve been installed.
– The unit has perform ed at least one successfu l test
run.
– The unit is connected to the power supply.
£ The users have the required personal protective
equipment, for example, a hairnet. Ensure that the
protective equipment is utilised correctly.
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Due diligence of the user
£ Check that the safety installations are working
properly.
£ Inspect the machinery for any visible damage.
Report any ascertained defects immediately.
£ Use the required personal protective equipment
correctly, for example, wear a hairnet.
£ Remove any unnecessary materials and objects
from the operating area of the unit.
£ Ensure that on ly au th or ise d pe rs on s ar e with in th e
operating range of the machine.
£ Ensure that starting up the machine will not injure
anyone.
6
CONTENTS
ALS
20x
1.2 SAFETYINSTRUCTIONS
1.2.4Safety notes on the unit
CAUTION!
Warning notes on the unit represent
important information for the personnel
using it.
£ Do not remove warning notes.
£ Replace any missing or illegible
warnings.
The ‘Pinch Point’ warning [1] note warns you of the
danger posed by the machine’s ro tating parts; they can
trap items and draw them in.
!
WARNING
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Pinch point.
Keep hands clear
of rollers.
A5346
[1] Left: ‘Pinch Point’ warning. Right: Position of the warning note on the ALS 20x. Item number of the label: A5346.
The blue label ‘Read manual’ [2] demands that users
read the unit instructions.
Handbuch lesen!
Read the manual!
Lisez le manuel!
Lea el manual!
Legga il manuale!
[2] Left: ‘Read manual’ notice. Right: Position of the notice on the ALS20x. Item number of the label: A5331.
7
CONTENTS
ALS
20x
2.1 OVERVIEW
2PRODUCTDESCRIPTION
2.1OVERVIEW
2.1.1Components
A
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CD
B
O
E
F
N
M
L
G
K
H
I
[3] ALS204 Label Dispenser (right-handed version)
J
8
CONTENTS
ALS
20x
2.1 OVERVIEW
A Control panel
– For sending commands to the device and for
displaying operating states and error messages.
– An optional external control panel can also be
connected to the device.
B Dancer arm
– Keeps the label material stretched tight evenly.
– Arrests the rotation of the material roll if tension
diminishes.
C Dispenser
– Dispenser mandrel grasps the label roll.
D Core diameter adapter
– For adjusting the diameter of the dispenser mandrel
to match the core diameter of the label roll.
E Adjusting knob
– Turning this in a clockwise direction secures the
label roll on the dispenser.
F Deflection rollers
G Dispensing edge bracket
H Label sensor
K Drive roller
– Drives the label material forwards.
L Pressure mechanism
– Presses the pressure roller against the drive roller.
– Prevents the backing paper from slipping through.
– Releases automatically once the backing paper has
been drawn around the drive roller.
M Dancer arm
– Controls the rewind speed.
N Rewinder
– Rolls up the used backing paper.
O Release button
– Pressing this button reduces the diameter of the
rewinder core.
– Allows the easy removal of the rewound backing
paper.
IPressure roller
– Prints the label once it is stuck to the product.
states and error messages.
– What is displayed at any one time depends on the
operating status of the device; these screens are
explained in the section “Operating modes” on
page 21.
A
B
C
D
[4] The ALS20x control panel (in dispensing mode)
A Operating LED
B Error LED
C LCD display
D Buttons
ON
STATUS
Labels
–
Online
+
–
292
+
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Buttons
The functions of the buttons depend on the operating
status of the device; these functions ar e exp la ine d in
the section “Operating modes” on page 21.
10
CONTENTS
ALS
20x
2.1 OVERVIEW
2.1.3Connection arrangement
Connections on the back of the device
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B
C
D
E
F
A
[5] Connections on the back of the device (ALS20x):
A Power supply connection
B Network connection (Ethernet 10/100)
C Serial interface (RS232)
D Connection for external control panel (RS485)
For information on connecting the unit, see section “Power supply connection” on page 29.
G
H
E Plug-in card slot (CompactFlash cards)
F USB device interface
G PLC signal interface
H Optional: Applicator interface
11
CONTENTS
ALS
20x
2.1 OVERVIEW
Sensor connections
CB
A
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[6] Sensor connections on the ALS20x (RH)
BC
A
PLC-IN
PLC-OUT
ED
START
F
OD
G
CAP
[7] Arrangement of the sensor connections (schematic) on the LH
(left figure) and RH (right figure) devices:
A Product sensor
B Signal outputs (optional)
C Signal inputs (optional)
D Rotary encoder (for automatic speed adaption)
E Roll diameter sensor
F Label sensor
G (ALS20x) Alternative label sensor
H (ALS 256) Alternative label sensor
For information on connecting the sensors, see
section “Connecting sensors” on page 31.
ROTARY
ENCODER
CAP for 256
LABEL
HH
PLC-OUT
PLC-IN
DE
START
F
LABEL
ROTARY
ENCODER
CAP for 256
OD
G
CAP
RHLH
12
CONTENTS
ALS
20x
2.1 OVERVIEW
2.1.4Mode of operation
In labelling mode, the strip is first pulled from the label
roll around the dancer arm [8A], which consistently
maintains even tension in the label strip. The feed roller
[8D] behind the dispensing edge [8C] draws the strip
across the dispensing plate. The label is unfixed from
the backing paper on the dispensing plate and is
pressed onto the product by the pressure roller [8B].
The feed roller drives the label strip forwards the length
of one label and stops until the next product arrives at
the dispensing plate. The strip feed is started by the
product sensor mounted on the conveyor belt. T he stop
control provided by the label sensor on the dispensing
edge ensures the feed is halted as soon as a gap is detected between two labels.
The spent backing paper runs from the dispensing
edge around the drive roller [8D] to the rewinder [8E].
The dancer arm regulates the rewinding speed.
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A
E
D
The entire operation of the label dispenser is controlled
and monitored electronically. If errors occur, the d evice
controls output an appropriate notification for the operator. If necessary, the labelling operating mode is halted automatically. An electronic signal is output at the
same time. The signal can be fed to an external controller and evaluated.
B
C
[8] The ALS20x Label Dispenser is ready for operation in its
idle mode.
A Dancer arm
B Pressure roller
C Dispensing edge
D Drive roller
E Rewinder
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CONTENTS
ALS
20x
2.1 OVERVIEW
2.1.5Technical specifications
Characteristics
Dispensing speed 1):
ALS204
ALS206
ALS256
Labelling halt precision
at the peeling edge:
Speed control:Fixed setting or automatic
1) The maximum usable dispensing speed depends on the label geometry.
For details see separate performance matrix.
2) At a dispensing speed range of 5m/min to the max. speed
Labels
Label material:Converted self-adhesive
Internal rewindingyes
Material width (including
backing paper)
ALS204
ALS206
ALS256
Label length:5 to 600mm
Label roll:
Winding direction
Dispenser (outer) Ø:
Rewinder (outer) Ø:
Core (inner) Ø:
3) Depending on the dispensing edge width.
3)
:
max. 40m/min
max. 30m/min
max. 50m/min
2)
±1 mm
speed adaption via the
rotary encoder
label material with liner
up to 110mm
up to 160mm
up to 160mm
inner or outer
up to 300mm
up to 200mm
38.1/76.2 /101.6mm
(1.5/3 /4")
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Label sensor
Distance to peel edge
L-shape dispensing
edge:
V-shape dispensing
edge:
Transmission sensor:Wenglor OPT242-P800
Power supply
System voltage:
ALS20X
ALS256
Power consumption:
ALS20X
ALS256
Fuses:
ALS20X
ALS256
4) For more information on fuses, see section “Replacing fuses” on page 47.
5) Not accessible for user or service technician.
19mm
77mm
optical, NPN
110V (AC) at 60Hz power frequency (permissible
tolerance ±10%)
230V (AC) at 50Hz power frequency (permissible
tolerance ±10%)
100-240V (AC) at
50-60Hz power frequency (permissible tolerance
±10%)
max. 460VA
max. 560VA
F1, F2: T5AH 250V
Fuses integrated in the
power supply
4)
5)
14
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