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Shelf
Tag Supply offers a wide variety of products which mark, tag,
identify and locate
products and storage areas to help improve warehouse efficiency,
labor productivity, and
cost reduction.
To help you determine "how to" design and place
signs, design and display bar codes,
select dry erase versus damp erase marking, mount label holders,
and print your own data
cards, we have provided a series of tips.
(click on desired guide topic below)
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'How to Tip #1 - Warehouse
Signs
'How to Tip #2 - Warehouse
Bar Code Labels
'How to Tip #3 - Applying
Freezer Labels
'How to Tip #4 - Warehouse
Dry Erase Markers vs Damp Erase Pens
'How to Tip #5 - Warehouse
Label Holder Mounting
'How to Tip #6 - Printing
Data Cards
'How to Tip #7 - Sign
Assembling and Mounting Instructions:
·
Angled
Sign Hanging Instructions
· Dual
Angled Sign Assembly
· End-of-Rack
Sign Assembly
· Triangular
& Cube Sign Assembly
· Sign
Edge Stiffener Assembly
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'HOW
TO' TIP #1 - WAREHOUSE SIGNS
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Designing
Warehouse Signs
You know you need some signs – How big? How will they
layout? Letter sizing?
Also, see our Warehouse Sign Checklist to review various sign requirements - this list
is especially helpful for setting up a new warehouse facility. Print a pdf sheet
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1.
Reading Distance |
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Start by determining the
how far away people will be (farthest point) when they
need to read the sign – see our Sign
Distance Chart and determine the required
character size for your sign letters and numbers. Also, consider
any character
colors that may be utilized as additional indicators. The
sign material (background
color) is usually white or sometimes bright yellow. |
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2. Number
of Characters per Sign |
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Once you know the required
character height, determine how many letters and /or
numbers you will need across the width of the sign. Use 86%
of the character
height as an estimate for the width of a character including
spacing. For example:
if you need four 3" high characters, then your sign should
be at least 10.3" wide
(4 x 3 x 86%). We can fudge this a bit by compressing the
character width; so in
this example we should choose a 10" minimum width. We
can compress character
width even more, up to about 60% of height, but you end up
with characters that
are real tall and skinny and are not very easy to read. It
is best to stay close to the
normal character width. |
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3. Height
of Sign |
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Now determine the sign height
– add a minimum of 20-25% of the character height
for space between rows of characters, a top margin, and a
bottom margin. So in
our example, if you had two rows of 3" characters, you
would need a sign at least
8.25" high. Again, you can "fudge" a bit, so
either an 8"x10" or 10"x10" sign face
would do nicely. |
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4. Mounting
and Hanging |
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Review the location where the sign is
to be displayed. The sign can be mounted
to your racks, crossbeams, doors and frames with foam adhesive
tape, magnetic
strips or pre-drilled holes for using nuts and bolts or rivets.
For optimal adhesion,
the surface should be clean and dry. Dirty, dusty, oily and damp surfaces will
significantly reduce bounding of mount or holder to the surface. If needed, clean
surface with a 50/50 mix of isopropyl alcohol and water, and then let dry. When
mounting, apply firm pressure across the bonding area. Hanging signs are generally
suspended from overhead beams, conduit or cables
above open areas and attached
using our lightweight jack chain. |
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5. List
Sign Contents |
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Now that you have designed the sign specifications,
just list the characters to be
applied to each sign or the sequences of locations, numbers
or codes for all the
signs. Provide this list via online (see the sign quote form
for the sign type you
selected), fax or email and we will respond with a quick quote
back to you. |
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6. Sign
Creation |
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All signs are custom made-to-order.
We will computer precision cut the color vinyl
for your characters and apply them to all the signs per your
specifications. See examples of both text and color graphics - Letters, Numbers, Graphics. Use dark
color characters (such as black) on light color material (white, yellow) or use light
color characters (such as white) on darker material (blue, green, red).
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YELLOW |
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BLUE |
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RED |
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GREEN |
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Unless the sign is very simple or a re-order, we will make the first
sign for each style
ordered and quickly send it to you for your approval. This
is to ensure your complete
satisfaction with the design and style. Once approved, we
will make and ship the
balance of your order generally in two weeks or less.
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'HOW
TO' TIP #2 - WAREHOUSE BAR CODE LABELS
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Designing
a Bar Code Label
Bar code labels come in all sizes, shapes and uses. We will
concern ourselves in this section with the type used for shelf,
rack and bin labeling in manufacturing concerns and warehouses.
The primary considerations are accurate scans and ease of
verifying the correct location or product code by reading
the human readable information on the label.
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1. Review
Software and Hardware |
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Using information from your
software provider and scan gun provider, coupled
with the distance at which to scan and the character set to
be utilized in your
coding scheme, determine the type of barcode and the required
barcode density
(mil size) for the distance from where you will need to scan. |
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2. Bar
Code Width |
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Determine the approximate
width of the bar code including "dead zones" at
the
start and finish. Make the bar code pattern as high as allowed
so you do not need
to be as exact in hitting a narrow target when aiming the
gun. |
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3. Human
Readable Layout |
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The human readable portion
should display the bar code information, as well as
other important information such as product descriptions,
etc., in an easy to read
format. Break up a long location/part code or SKU into component
sections, such
as aisle-column-level-position separated by spaces, so you
can read each section
quickly at a glance. It is often helpful to add colored background
boxes behind
alternating sections of the human readable information to
allow reading individual
sections more easily. |
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4. Code
Layout |
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Layout the various bar
code components on the label with the goal of easy and
quick scanability. Remember to allow for the "dead zones"
at the beginning and
end of the bar code pattern.
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Popular
Warehouse Bar Code Styles
The bar code style you choose will generally be determined
by the particular software
package or scan gun that you are using or by the character
set that you must include in
the bar code. The specification sheet for your scan gun will
generally list the various
bar code types it will decode. The most common styles in warehousing
and manufacturing
are Code 39, Code 128 (USS-128) and Interleaved 2 of 5. Each
of these coding styles is described below. Common to most
codes are leading and following "dead zone" spaces,
start and stop characters, and check characters. Much of the
information on the three
styles below was derived from Astro-Med, Inc. materials and
is to be considered as "Copyright, Astro-Med, Inc., Used
with Permission."
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1. Code
39 |
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The most commonly used bar
code style, the Code 39 character set includes
digits 0 through 9, upper-case letters A through Z and some
special characters
(,.$/+% and space). Lower case letters may also be encoded,
but an extra
character is added for each extending the length of the barcode
pattern. Each
character is represented by 9 elements – five bars and
4 intervening spaces. For
each character, exactly 3 of the 9 elements are wide and 6
are narrow – hence the term Code 39 or Code 3 of 9. |
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2. Code
128 (USS-128) |
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There are three types of
this bar code style varying by the character set they can
represent:
Code A – includes all
standard upper case alphanumeric keyboard characters
as
well as the control and special characters
Code B – includes all
standard uppercase and lowercase alphanumeric
keyboard characters as well as the special characters
Code C – includes the
characters 0 through 9 and special characters only;
characters
are combined into two character sets (00 through 99) for encoding
which
allows the bar code to be much shorter than the above two
types
Each character or character set consists of three bars and
three spaces, each
being one of three widths. |
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3. Interleaved
2 of 5 |
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The character set includes
numerals 0 through 9 only and characters are encoded
as pairs so the number of characters must be an even number
(including the check
digit) or a leading zero will be added to make the number
of characters even. Each
character pair consists of five bars and five spaces in two
widths.
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Scanning
Distance Gun to Label
The distance at which a given label can be scanned depends
on several factors: the
type of scan gun, the mil size (density) of the bar code,
the label material, the bar code
contrast, and the ambient lighting and glare. Mil width is
the width of the narrowest bar
in the code set measured in thousands of an inch (mils).
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1. Existing
Scanning Guns |
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If you already have a scan
gun, or if a type of gun is specified by your software
system provider, then the specs for that gun will determine
the bar code design
necessary for a given scan distance. Each manufacturer will
have a spec sheet
containing a table listing bar code type, mil width (density)
of barcode, label
material (regular or retroreflective) and scan distance ranges.
For example, a
Symbol LS 3200ER Extended Range Scanner lists the following
barcode mil
widths and ranges:
7.5 mil ~ 10 inches
10 mil ~ 13 inches
15 mil ~ 4 feet
20 mil ~ 5 feet
40 mil ~ 11 feet
55 mil ~ 15 feet
70 mil retro-reflective ~ 25
feet
100 mil retro-reflective ~ 35
feet
Retro-reflective label material is like that used in traffic
signs and is the label
material utilized for longer scan distances with compatible
long-range scan guns.
Examples of spec sheets for
an Intermec Scanner and Computer can be found at:
www.epsfiles.intermec.com/eps_files/eps_spec/2435_spec_web.pdf www.epsfiles.intermec.com/eps_files/eps_spec/1550_1551ScannerProfileWEB.pdf See the second page of these
specs for the mil range tables.
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2. New
Scanning Guns |
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Links to some popular scanner
manufacturers' websites are:
Symbol Technologies www.symbol.com
Intermec www.intermec.com
Wasp www.waspbarcode.com
PSC www.pscnet.com
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Bar
Code Label Size
The width of a bar code for a given number of characters depends
on the bar code style
chosen and the mil width of the narrowest bar. The wider the
mil width, the greater the
scan distance (subject to the scan gun's specifications).
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1. Sample
Code Widths |
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Following are some approximate widths
for representative bar code types and a
six character (123456) code. Each includes the "dead
zone" light space at both
ends and check characters where applicable:
width
Code 39 Interleaved 2 of
5 Code 128-C Code 128-A
12 mil
2.0" 1.3"
1.2"
1.6"
21 mil
3.4" 2.2"
2.0"
2.8"
42 mil
6.8" 4.3"
4.2"
5.6"
54 mil
8.7" 5.4"
5.3"
7.3"
72 mil
11.6" 7.2"
7.0"
9.7"
99 mil 16.0"
9.9"
9.7"
13.3"
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2. Width
for an Additional Character |
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Approximate (very rough
estimate) bar code length extension for one additional
character:
width
Code 39 Interleaved 2 of
5 Code 128-C Code 128-A
12 mil
.20" .10"
.08"
.15"
21 mil
.70" .18"
.29"
.51"
42 mil
1.16" .62"
.44"
.88"
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Submitting
Bar Codes to Us
To have us produce bar code labels for you, use your existing
product location data and submit it to us in a spreadsheet
format (Excel preferred). This can be provided via email -
upload your file at Contact Us for data submission. |
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1. Label
Streadsheet Instructions |
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a. Place data in one row for each label
b. Sequence rows in the same order in which you want your labels to be provided
c. For each data element to be printed separately on the label, place it in its own
column
Ex #1 - simple: Barcode Human Readable
Ex #2 - complex: BC HR Sec Aisle Row Level Level Color Arrow Dir
d. Select barcode symbology (code 128, code 39, etc.)
e. Use applicable characters for data (alphanumeric, upper/lower case, etc.) and
text descriptor for use of colors, arrow directions, etc.
(do NOT use colored cell boxes, arrow symbols, or other graphics)
F. Do NOT include unneeded characters ( ", #, *, ( ), -, =, :, etc.) or any blank
spaces before, within or after the data stream - the barcode and the human
readable data will print exactly as it is provided to us
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2. Sample
Spreadsheet Layout |
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A B C D
Label # Bar Code Human
Readable Arrow
Direction
1 A1234A A-123-4-A Down
2 A1234B A-123-4-B Up
3 A1234C A-123-4-C Up
4 A1235A A-123-5-A Down
5 A1235B A-123-5-B Up
For additional examples, see Label Data Files
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'HOW
TO' TIP #3 - APPLYING FREEZER LABELS
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Guidelines
for Successful Application
The instructions below apply only to our Custom
Warehouse Labels with special adhesive.
These labels can be applied in freezer temperatures of -10°
and above. We recommend
testing a sample label prior to placing your full order.
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1. Surface
Preparation |
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The rack should be a powder
coated steel, stainless steel or aluminum shelving
material in an environment of down to -10°. The surface
must be free of any grease,
oil, food residue, dirt or other contaminants other than normal
frost. If cleaning is
necessary, ensure the cleaning agent is thoroughly rinsed
and removed.
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2. Label
Application |
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Briskly rub the rack surface
in an area slightly larger than the label to remove frost
and moisture using a clean, dry towel. Immediately remove
the label liner and apply
to the rack. If repositioning is needed (within 5 minutes
of initial placement), carefully
peel label and re-apply.
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'HOW
TO' TIP #4 - DRY ERASE MARKERS VS DAMP ERASE PENS
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Which
One to Choose?
Select the appropriate marker or pen when writing on labels,
holders, mounts, signs,
boards and other surfaces in your warehouse.
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1. Dry
Erase Markers |
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A Dry
Erase Marker writes on a dry erase compatible surface
and can be removed
by just rubbing off with a tissue or dry rag. This marker
type is generally used where
you are constantly writing information down, erasing and writing
new information.
If left for long periods of time, weeks to months, it probably
will not erase cleanly
without the aid of dry erase cleaning fluid and may leave
"ghost marks" on the dry
erase surface.
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2. Damp
Erase Pens |
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A Damp
Erase Pen writes on a damp erase compatible surface
and can be removed
using a damp tissue or cloth. For most warehouse applications,
damp erase is
preferred - so if someone just brushes against the writing,
it doesn't come off as it
would with dry erase – it must be removed with a damp
tissue. Usually if a surface
is dry erase compatible, it can also be used with damp erase
inks.
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'HOW
TO' TIP #5 - WAREHOUSE LABEL HOLDER MOUNTING
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Choosing
the Right Mounting Method
We offer the industry's widest range of standard and optional
backings and mounting
methods for our bar code label and product location card holders. For optimal adhesion,
the surface should be clean and dry. Dirty, dusty, oily and damp surfaces will significantly
reduce bounding of mount or holder to the surface. If needed, clean surface with a 50/50
mix of isopropyl alcohol and water, then let dry. When mounting, apply firm pressure
across the bonding area.
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1.
Magnetic Strip |
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Strips of flexible brown
magnet are generally .06" thick and ½" to
2" wide and
are used depending on the style of holder being mounted. We
also use .12"thick strip
for more demanding applications like our larger magnetic aisle
signs. Higher energy
(for greater magnetic holding power) magnetic strip is available
on special order. |
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2. Full
Magnetic Back |
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A solid magnetic backing,
utilized on our Rack and Shelf Label Holders, is
constructed of a rectangular sheet of .03 inch thick flexible
magnet adhered on the back. The magnet covers the entire back
surface of the label holder with a low profile and superior
mounting strength. |
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3. Foam
Adhesive Strip |
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Strips of plastic foam tape
with a permanent adhesive are generally .03 inches
thick and ½" to 1" wide. The foam allows
adhesion to slightly irregular surfaces.
We also carry a high tack foam tape in a .06" thickness
for applications requiring
greater initial tack and conformance to more irregular surfaces.
This style is
recommended for new powder coated shelving components to which
the normal
foam tape may not adequately bond. |
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4. Full
Adhesive Back |
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A solid adhesive backing, utilized on our
Rack and Shelf Label Holders, the entire
back side surface of the vinyl pocket is a permanent adhesive
allowing both a low profile and superior holding power.
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5. Velcro®
Hook and Loop |
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We can affix strips of hook or loop to
the back of your label holder. Mating strips
of hook or loop are affixed to the rack or shelving allowing
the label holder to be
mounted securely in place, but easily moved to another location.
Velcro® mounted
holders can not be bumped out of position like a magnet. A
strip of loop material
can be mounted along the entire length of the shelf and label
holders placed
anywhere along that length and moved freely. |
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6.
Plastic Cinch Straps |
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Plastic
Ties & Cinch Straps are available in 3",
8" and 14" lengths to affix label
holders, signs to objects and surfaces, and to connect several
items together. |
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7. Plastic
Snap Rings |
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¾" diameter
Snap
Rings are useful when you may wish to move the
label holder
from time to time - they easily snap on and off bars on your
racks or in and out of
holes in your bins. |
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6. Holes
for Attachment |
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Grommet holes for screws,
bolts, rivets, and other connectors are available in
many of our products including Grommet-Style
Pouches, Job
Ticket & Card Holders,
and Wire
Rack Card Holders. Additionally, most signs can
be specified with holes
for mounting where appropriate. |
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'HOW
TO' TIP #6 - PRINTING DATA CARDS
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Use
Microsoft Excel to Print Your Product and Location Data
These instructions will enable you to easily set-up your data
card page layout by using
our standard size data card templates or by creating your
own card template. Click on this
Printing
Data Cards link to go to the instructions page.
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'HOW
TO' TIP #7 - SIGN ASSEMBLING & MOUNTING INSTRUCTIONS
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Angled
Sign Hanging Instructions
Read below or print
a pdf sheet
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Instructions |
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1. Rotate
open end of S-hook through hole until closed end (attached
to chain)
touches the back side of the sign.
2. Crimp the open end to close the S.
IMPORTANT: Make sure the crimped ends are to the back of the
sign. Failure
to do so will crack the plastic and lead to possible falling.
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Dual
Angled Sign Assembly Instructions
Read below or print
a pdf sheet
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Instructions |
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Each sign has three section
(sides) with only the top section having holes
1. Insert hanging clips (from bottom up)
inot holes provided in top section.
2. Align other two sides with text upright.
3. Remove adhesive backings (liners) and
press sentions firmly together.
4. Signs of 18" and longer may require
edge stiffeners - slide onto top sign section
only.
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End-of-Rack
Sign Assembly Instructions
Read below or print
a pdf sheet
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Instructions |
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Assembly instructions also
apply for Three-View Angled Projection Wall Signs
1. Remove adhesive strip backing (liner)
and align left and right sides.
2. Place signs together and press firmly
along adhesive strip.
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Triangular
& Cube Sign Assembly Instructions
Read below or print
a pdf sheet
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Instructions |
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Due to their size, these
signs are shipped flat and simple assembly is required.
Follow the same procedure for both trianglar and cube signs.
1. On a flat surface (desk, table), set one
sign face (side) upright just as it will hang
to be read. Remove the adhesive tape backing liner.
2. Set next sign face upright on its edge
- make sure both faces have their
lettering facing out. Be certain both
faces are standing flat on the surface and
attach first face to second.
3. Repeat procedure for remaining faces to
form a triangle or cube. Sign should
rest flat on all sides when faced are attached correctly.
4. Insert S-hooks (at end of hanging chain)
into the hole in each side.
5. Hang the sign from the overhead structure
using additional chain, heavy duty
fishing line, etc.
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Sign
Edge Stiffener Assembly Instructions
Read below or print
a pdf sheet
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Instructions - assembly
of triangular, cube and large flat hanging signs |
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Stiffeners are to be placed
on the top edge of triangular and cube signs, and on
the long side (generally 18" or longer) of flat signs.
1. Carefully pry open one end of the stiffener
and insert the sign edge at one end.
Work the stiffener down onto the entire sign edge.
2. The stiffener should be nearly flush with
the sign corner at both ends and not
extend beyond the sign end. If the stiffener needs adjusting,
remove and re-apply.
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