World Scale Manual Overview................................................................................................................. 1-6
Special Instructions .................................................................................................................................. 1-7
Features ................................................................................................................................................... 2-2
Power Source....................................................................................................................................... 2-2
PLU Options......................................................................................................................................... 2-2
The Console............................................................................................................................................. 2-3
The Level Indicator............................................................................................................................... 2-3
The Operator Display ........................................................................................................................... 2-3
The Status Display ............................................................................................................................... 2-3
The Keypad.......................................................................................................................................... 2-4
Setting Up the Scale ................................................................................................................................ 2-7
Installing the Battery Pack.................................................................................................................... 2-9
Zero Weight............................................................................................................................................ 2-10
Rezeroing the Scale........................................................................................................................... 2-10
CHAPTER THREE: USING THE WORLD SCALE.......................................................................................... 3-1
Using Tare (WP30) .................................................................................................................................. 3-3
Using Prices (WC30)................................................................................................................................ 3-6
Weighing With a Unit Price (WC30)..................................................................................................... 3-6
Retaining a Unit Price (WC30) ............................................................................................................. 3-6
Cancelling a Unit Price (WC30) ........................................................................................................... 3-7
Using Tare (WC30) .................................................................................................................................. 3-8
Function Keys ...........................................................................................................................................4-5
Function Codes.........................................................................................................................................4-6
Example of Navigating Supervisor Mode .................................................................................................4-7
Turn the Keyboard Beeper Off .............................................................................................................4-7
Changing the Duration of a Long PRESS…………………………………………………………………..4-8
Programming a PLU ....……………………………………………………………………………………….4-9
CHAPTER FIVE: MAINTAINING YOUR WORLD SCALE...............................................................................5-1
Welcome to Hobart’s World Scale Series, a truly portable counter
scale with a wide range of capabilities:
♦ Stylish, compact and tough
♦ Remarkably affordable
♦ Simple touch key operation
♦ Wipe clean keypad with audible “beep”
♦ Fully automatic zero correction
♦ Stainless steel weighing platter
♦ Very fast response to weight changes
♦ Resolutions up to 30 lb
♦ 30 PLU options (WC30 only)
♦ Powered by six D-cell batteries
♦ Batteries provide up to 800 hours of continuous power
♦ LCD display
WP30 Portion Control Scale
WC30 Price Computing Scale
Where the scales differ in procedures, keystrokes, etc., the
information for each scale will be separately identified.
If the information is identical for both scales, it will only be stated
one time.
Introduction 1-2
World Scale
WP30 Portion Control Scale
The WP30 Portion Control Scale is a free-standing scale for
general weighing applications, such as portion control.
WC30 Price Computing Scale
The WC30 Price Computing Scale is a free-standing scale for
price totaling of weighed and non-weighed products, from candies
to premium delicatessen products.
1-3 Introduction
World Scale
FCC Note
Verify Correctness of
Weight & Price
Legal for Trade
Notice
This equipment has been tested and found to comply with the limits
for a Class A digital device, pursuant to Part 15 of the FCC rules.
These limits are designed to provide reasonable protection against
harmful interference when the equipment is operated in a
commercial environment. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in
accordance with the instruction manual, may cause harmful
interference to radio communications. Operation of this equipment
in a residential area is likely to cause harmful interference; in which
case, the user will be required to correct the interference at his own
expense.
Check the multiplication of price-per-pound times weight, and
check the displayed weight. Weigh the same package several times
to verify consistency. Keep in mind that some packages which
weigh near the middle of the 0.01-lb increment will normally vary
up or down by 0.01-lb. Greater variation than 0.01-lb indicates a
need for adjustment of the system. In such cases, or whenever
necessary, contact your authorized Hobart Service Representative.
The WP30 and WC30 have been tested by the National Conference
of Weights and Measures (NCWM) National Type Evaluation
Program (NTEP) and found to comply with the applicable
requirements as published in National Institute of Standards and
Technology (NIST) Handbook 44. NTEP certificate 02-071 details
the evaluation. In addition, each scale used for commercial
weighing may require local certification, licensing or approval.
Please contact your local Weights and Measures authority to
determine if your new scale requires additional certification or
licensing. For more information, contact the NCWM at
www.ncwm.net or the NIST Office of Weights and Measures at
301-975-4004.
Introduction 1-4
How to Use This
Manual
Online Viewing
World Scale
Hobart uses specific formats to make it easier for you to identify
key selections throughout the manuals. These formats are
described in the following topics:
♦ Online Viewing
♦ Keystrokes and Data Entry Procedures
♦ Quick Steps
♦ World Scale Manual Overview
♦ Special Instructions
If you are viewing this manual online, you have the advantage of
using the cross-referencing feature that has been built into the
document. All Table of Contents page numbers and certain
italicized text have been made into cross-references.
For example, the text may say:
Refer to the topic, Online Viewing for further information.
If you move your mouse directly over the page number or text and
your mouse cursor changes to a pointing hand, then this is a crossreference. If you click on this text, you will be taken to that point
in the document.
You can then use the back arrow on the top of your screen to take
you back to your starting point.
Keystrokes and Data Entry
This manual will use the following methods to explain keystrokes
and data entry procedures:
Procedures
♦ The word PRESS means to press a key on the Control Panel.
1-5 Introduction
• A Short PRESS means to press a key and release quickly.
You will hear one beep.
• A Long PRESS means to press a key and hold it long
enough to hear a second beep.
♦ The word TYPE means to Short PRESS one or more keys on
the Control Panel (WC30 only).
♦ Words in uppercase enclosed in brackets (for example
[SAVE]) represent specific keys.
World Scale
Quick Steps
QUICK STEPS -
[Procedure Name]
1. PRESS [SAVE]
2. TYPE a PLU…..
Quick Steps are a handy reference once you have become familiar
with the World Scale and just need a “refresher” on how to
perform a procedure.
They will be in a gray box like the one to the left and will be a
condensed version of the detailed steps. When you need to find a
procedure quickly, look in the Index
you want.
under Quick Steps for the one
World Scale Manual
Overview
Refer to the following chapters for information about the World
Scale.
♦ Chapter Two: Getting Started
World Scale, including mechanical functions and gives you
the steps to set up your World Scale, including electrical
specifications.
♦ Chapter Three: Using the World Scale
and functions available for scale operation.
♦ Chapter Four: Supervisor Mode
Supervisor mode and make changes to your World Scale
configuration.
♦ Chapter Five: Maintenance
and maintain your scale. It also identifies actions and
solutions for common mistakes and problems.
♦ The Glossary
used throughout the manual.
♦ The Index
manual and their corresponding page numbers.
provides definitions of some common terms
provides an alphabetical listing of the topics in this
explains the features of the
details the procedures
explains how to navigate
describes how to properly clean
Introduction 1-6
Special Instructions
World Scale
This Hobart manual uses Special Instructions to call your attention
to certain information that you need to know.
The following Special Instructions are used in the manual:
A Note is information that you need to know, but it is not an actual
A Tip is additional information that may be useful when you are
Note
step in the procedures.
Tip
using the system.
Look At This
Look At This is information to alert you that you may be doing
something that will permanently alter your system.
1-7 Introduction
World Scale
World Scale
Chapter Two: Getting Started
UNDERSTANDING THE WORLD SCALE ...................................................................................................... 2-2
F
EATURES
Power Source........................................................................................................................................... 2-2
PLU Options............................................................................................................................................. 2-2
The Level Indicator................................................................................................................................... 2-3
The Operator Display ............................................................................................................................... 2-3
The Status Display ................................................................................................................................... 2-3
The Keypad.............................................................................................................................................. 2-4
Leveling the Scale.................................................................................................................................... 2-8
E
LECTRICAL CONNECTIONS
Installing the Battery Pack........................................................................................................................ 2-9
Z
ERO WEIGHT
Rezeroing the Scale............................................................................................................................... 2-10
♦ Understanding the World Scale
♦ Mechanical Procedures
♦ Installation and Setup
The following topics are explained:
♦ Features
♦ The Console
The World Scale is a durable, compact weighing device. Two
digital displays show the Weight, Unit Price and Total Price to the
Operator and Customer at the same time. The scale can calculate
the value of either By Weight or By Count items and can
accumulate the Total Price for multiple items.
The following features are explained below:
♦ Power Source
♦ PLU Options
♦ Capacity
Powered by six D-cell batteries, the World Scale gives you the
power to use your scale in most trading situations.
The World Scale (WC30 only) offers 30 PLUs as standard –
including seven SpeedKeys which may be used with a “quick-set”
feature for top-selling items. These seven Speedkeys may be userdefined. All 30 PLUs may be password-protected if set up in
Supervisor mode.
The World Scale comes configured from the factory as a
30-lb x 0.005 resolution scale. For other capacities and resolutions
that can be configured, contact your local Hobart Representative.
Getting Started 2-2
The Console
The Level Indicator
The Operator Display
The Status Display
The Console consists of:
♦ The Level Indicator
♦ The Operator Display
♦ The Status Display
♦ The Keypad
On the left side of the Console is a Level
Indicator. When the bubble inside is directly
in the center of the circle, the scale is level.
Refer to Leveling the Scalein this chapter.
The Operator Display Screen is where
you will see the results of the action
WC30
you have performed with the scale.
For example, if you have placed a
product on the scale, the weight will be
shown.
The Status Display Screen appears when you
PRESS the Display Test key. This screen is
where you confirm the display is actually
working correctly.
World Scale
WP30
2-3 Getting Started
World Scale
The Keypad
WC30 Price Computing Scale
Keypad
Refer to the Table of Key Names and Descriptions on the
following page for descriptions of the keys shown below.
The table below corresponds to the Keypad layouts on the
previous page. Refer to the WC30 Price Computing Scale Keypad
and WP30 Portion Control Scale Keypad for identification.
Wherever the Keypad Symbol is different, the WC30 is shown
first.
WC30 WP30 Key Name Keypad Symbol Function
World Scale
Yes Yes Display Test
Yes Yes Zero
Yes Yes Tare
Yes No Quarter Pound [X4] Enables you to calculate prices by the quarter pound.
Yes No Half Pound [X2] Enables you to calculate prices by the half pound.
Yes No Numeric Keypad Enables you to enter numeric data.
Yes Yes Clear [C] Enables you to clear an entry:
Yes No PLU (blue) [PLU] Enables you to assign a Unit Price to a PLU.
Yes No PLU 1 - 7
(white)
[ZERO] or [→0←]
[TARE] or [→T←]
[PLU1], [PLU2],etc. Enables you to store the Unit Price assigned above.
Enables you to test the display to check if parts of the
LCD are working correctly. Also enables you to
communicate with the World Scale.
Enables you to Rezero the scale.
Enables you to enter Tare information.
To clear the last number entered, Short PRESS the
[C] key.
To clear the entire entry, Long PRESS the [C] key.
Yes No Save SAVE Enables you to retain or remove prices or tares.
Yes No Add ADD Enables you to accumulate a total.
Yes Yes Right Arrow [] Enables you to go to the next branch in Supervisor
mode.
Yes Yes Left Arrow [] Enables you to go to the previous branch in
Supervisor mode.
Yes Yes Up Arrow [] Enables you to increment a value in Supervisor
mode.
Yes No Multiplier [X] Enables you to multiply By Count items of the same
price (i.e., four candy bars at $1.49 a piece).
2-5 Getting Started
World Scale
Mechanical
Procedures
Short PRESS/Long PRESS
(Beeps)
Short PRESS = PRESS and release. You
Long PRESS = PRESS and hold until you
Sleep/Wake Modes
You will need to familiarize yourself with the following
Mechanical Procedures in your World Scale:
♦ Short PRESS/Long PRESS (Beeps)
♦ Sleep/Wake Modes
The World Scale requires two types of touch when pressing
certain keys on the Console:
will hear one beep.
hear a second beep.
Use Sleep mode when the scale will be
inactive for an extended period of time. This
conserves the life of the batteries.
If you have a Tare in the scale’s memory and the scale goes into
QUICK STEPS -
Sleep/Wake Modes
Sleep mode:
1. Long PRESS Display Test
key
2. SLEEP displays on screen
Wake mode:
1. Short PRESS Display Test
key
2. Status Display Screen appears
3. Operator Display Screen
appears
Getting Started 2-6
Note
Sleep mode, the Tare will be lost. You have the ability to change
the duration of the sleep timeout in Chapter Four: Supervisor
Mode.
To select Sleep mode:
1. Long PRESS the Display Test key.
2. The word SLEEP will display on the screen.
World Scale
To select Wake mode:
1. Short PRESS the Display Test key.
2. The Status Display Screen will appear.
3. The Operator Display Screen will
appear, showing all zeroes.
WC30
WP30
Installation and Setup
Setting Up the Scale
Guidelines
The following topics are covered:
♦ Setting Up the Scale
♦ Electrical Connections
♦ Zero Weight
Immediately after unpacking, check for possible shipping damage.
If this unit is damaged, save the packaging material and contact
the carrier within 15 days of delivery.
The following subtopics are explained:
♦ Guidelines
♦ Leveling the Scale
Remember these for your World Scale.
Do Don’t
DO make sure that the work surface is firm and steady. DON’T lift the scale by the weighing platter
DO avoid direct sunlight. DON’T jar the weighing platter or drop objects on it.
DO avoid locations with vibration.
DO avoid drafty locations.
2-7 Getting Started
World Scale
Leveling the Scale
QUICK STEPS -
Leveling the Scale
1. Locate Level Indicator
2. Adjust Scale Feet till bubble
is centered
Electrical Connections
On the left side of the Console is a Level Indicator. When the
bubble inside is directly in the center of the circle, the scale is level.
There are four Scale Feet located underneath the scale system. You
may need to adjust these feet slightly in the event the scale is not
sitting properly. Proper adjustment of these feet helps you maintain
the scale’s balance and is required when using the scale as Legal for
Trade.
To level the scale:
1. Locate the Level Indicator on the left side of the
Console.
2. Adjust the Scale Feet by turning clockwise or
counterclockwise as necessary until the bubble is
in the middle of the Level Indicator.
The World Scale comes standard with a Battery Pack, which uses
six D-cell batteries.
Tip
• When the Battery Symbol flashes on the
display, you must replace the batteries.
• When not using the World Scale for a length of
time, it is best to place the World Scale in Sleep
mode to extend the life of the batteries. See
Sleep/Wake Modes in this chapter.
Getting Started 2-8
Installing the Battery Pack
QUICK STEPS -
Installing the Battery Pack
1. Remove Weighing Platter
2. Open Battery Access Cover
3. Remove Battery Pack
4. Insert Batteries
5. Attach Battery Connector to
Battery Pack
6. Insert Power Jack into Mating
Connector
7. Replace Battery Pack
8. Replace Battery Access Cover
9. Replace Weighing Platter
World Scale
To install the Battery Pack:
1. Remove the Weighing Platter.
2. Open the Battery Access Cover by pressing slightly and pulling
upward.
3. Remove the Battery Pack.
4. Insert six D-cell Batteries into the Battery Pack. Be sure to
observe the polarity on the Battery Pack.
5. Securely attach the Battery Connector to the Battery Pack.
6. Insert the Power Jack into the Mating Connector at the back of
the Battery Recess.
7. Replace the Battery Pack in the Battery Recess.
8. Replace the Battery Access
Cover.
9. Replace the Weighing
Platter.
2-9 Getting Started
World Scale
Zero Weight
Make sure that the scale is at zero before weighing any product by
Rezeroing the Scale. Remember, if you have a Tare in the scale’s
memory, you will see the Tare amount as a negative number
instead of zero.
Tip
Rezeroing the Scale
QUICK STEPS -
Rezero the Scale
1. Remove items from Weighing
Platter
2. Cancel Tare, if needed
3. Short PRESS
[ZERO (→
0
←)] key
Look for the Zero Indicator (→0←) on the upper left side of the
Operator Display Screen. If it is not present, then Rezero the
scale.
If you find the scale is not at zero and it is not due to a Tare
amount, then you must Rezero the scale.
To Rezero the scale:
1. Remove any item(s) from the Weighing Platter.
2. Cancel any Tare, if necessary, by pressing the Tare key.
WC30
WP30
3. Short PRESS the [ZERO (→
WC30
Getting Started 2-10
0
←)] key.
WP30
World Scale
Chapter Three: Using the World Scale
PORTION CONTROL SCALE WP30 .............................................................................................................. 3-2
• If you have a Tare in the scale’s memory and the scale goes
• When you have a Tare in the World Scale’s memory, you will
Platter Tare is used when you are planning to weigh one product,
one time.
To use Platter Tare:
1. Place the empty container onto the scale.
2. Short PRESS the [→T←] key.
3. Place the product into the empty container.
4. Net Weight will be displayed.
5. Remove the product and the container from the
6. Cancel the Tare, if necessary.
into Sleep mode, the Tare will be lost.
) on the left side of the Operator Display
see a left arrow (
Screen, next to the word “net”.
scale.
3-3 Using World Scale
World Scale
Cumulative Tare (WP30)
QUICK STEPS -
Cumulative Tare (WP30)
1. Place empty container on
scale
2. Short PRESS [→T←]
3. Place product into container
4. Net Weight displays
5. Leave container and product
on scale
6. Repeat Steps 2-5 till finished
7. Remove product and
container
8. Cancel Tare, if needed
Use Cumulative Tare when you are weighing multiple products to
be packaged together, such as a raw vegetable medley.
To use Cumulative Tare:
1. Place the empty container onto the scale.
2. Short PRESS the [→T←] key.
3. Place a product into the empty container.
4. Net Weight will be displayed.
5. Leave the container and product on the scale.
Cancelling a Tare (WP30)
QUICK STEPS -
Cancelling a Tare (WP30)
Short PRESS [→T←]
6. Repeat Steps 2 through 5 until all products have
been included in the weight.
7. Remove the product(s) and container.
8. Cancel the Tare, if necessary.
If you have retained a Tare, you must cancel it (or it will
automatically cancel if the scale goes into Sleep mode).
To cancel a Tare:
Short PRESS the [→T←] key.
Using World Scale 3-4
World Scale
Price Computing Scale
WC30
There are several options available when weighing a product.
Review the following sections for explanation:
♦ Basic Weighing (WC30)
♦ Using Prices (WC30)
♦ Using Tare (WC30)
♦ Using the Add and Multiplier Keys (WC30)
♦ Programming PLU Speedkeys (WC30)
♦ Using the PLU Speedkeys (WC30)
♦ Using PLUs 8-30 (WC30)
♦ Using the Half- and Quarter-Pound Keys (X2/X4) (WC30)
Basic Weighing (WC30)
Make sure the scale is at zero before weighing any product.
Look At This
If this World Scale is to be used to weigh products for sale,
approval by your local Weights and Measures Inspector is
required before use.
To weigh without a Unit Price, simply place the product on the
scale. The weight will be displayed. To include a Unit Price,
follow the steps under Using Prices (WC30). To include a Tare,
follow the steps under Using Tare (WC30).
Note
To use your WC30:
1. Place the product on the scale.
2. The weight will appear on the Operator
3. Remove the product from the scale.
Display Screen.
3-5 Using World Scale
World Scale
Using Prices (WC30)
Weighing With a Unit Price
(WC30)
QUICK STEPS -
Weighing With a Unit Price
(WC30)
1. Place product on scale
2. TYPE Unit Price
3. Weight, Unit Price and Total
Price display
4. Remove product
Retaining a Unit Price (WC30)
Your WC30 Price Computing Scale has the ability to weigh an
item with a price. You can perform the following tasks:
♦ Weighing With a Unit Price (WC30)
♦ Retaining a Unit Price (WC30)
♦ Cancelling a Unit Price (WC30)
You can also use a Unit Price in conjunction with a Tare. Refer to
the next topic, Using Tare (WC30), for an explanation.
With the WC30, you may enter a Unit Price, which will allow you
to see a Total Price without having to do manual calculation.
To weigh with a Unit Price:
1. Place the product onto the scale.
2. TYPE the Unit Price using a Short PRESS on
the Keypad.
3. The screen will display Weight, Unit Price and
Total Price.
4. Remove the product from the scale. The Unit
Price will be automatically cancelled when the
scale returns to zero.
Your WC30 Price Computing Scale has the ability to retain a Unit
Price so you can weigh multiple packages of the same price. See
also the next topic, Cancelling a Unit Price (WC30).
This option explains how to retain a Unit Price without a Tare. To
Using World Scale 3-6
Note
retain a Unit Price with Tare, see Retaining a Tare (WC30)later in
this chapter.
World Scale
Tip
When you have a Unit Price in the scale’s memory, you will see a
QUICK STEPS -
Retaining a Unit Price (WC30)
1. Short PRESS the [SAVE] key
2. TYPE Unit Price
3. Place product on scale
4. Net Weight, Unit Price and
Total Price display
5. Remove product from scale
6. Repeat Steps 3-5 till finished
7. Cancel Unit Price, if needed
LEFT ARROW (
word “save”.
To retain a Unit Price (without Tare):
1. Short PRESS the [SAVE] key.
2. TYPE the Unit Price using a Short PRESS on the
Keypad.
3. Place the product onto the scale.
4. The screen will display Net Weight, Unit Price
and Total Price.
5. Remove the product from the scale.
6. Repeat Steps 3 through 5 until all products have
been weighed.
7. Cancel the Unit Price, if necessary.
See Cancelling a Unit Price
(WC30) below.
) on the Operator Display Screen next to the
1. 2.
Cancelling a Unit Price
If you have retained a Unit Price, then you must cancel it.
(WC30)
QUICK STEPS -
Cancelling a Unit Price (WC30)
1. Long PRESS [C]
2. Short PRESS [SAVE]
3-7 Using World Scale
To cancel a Unit Price:
1. Long PRESS the [C] key.
2. Short PRESS the [SAVE] key.
World Scale
Using Tare (WC30)
You have the following options available on your WC30 Price
Computing Scale:
• If you have a Tare in the scale’s memory and the scale goes
• When you have a Tare in the World Scale’s memory, you will
Use Platter Tare when you are weighing one type of product, one
time.
To use Platter Tare:
1. Place the empty container onto the scale.
2. Short PRESS the [TARE] key.
3. Place the product into the empty container on the
4. TYPE the Unit Price using a Short PRESS on the
into Sleep mode, the Tare will be lost.
) on the left side of the Operator Display
see a left arrow (
Screen, next to the word “net”.
scale.
Keypad.
5. The screen will display Net Weight, Unit Price
and Total Price.
6. Remove the product and container from the scale.
Using World Scale 3-8
World Scale
Cumulative Tare (WC30)
Use Cumulative Tare when you are adding different products to
one package to get a Total Price, such as a container of assorted
cheeses.
The Total Price is retained until you cancel it.
QUICK STEPS -
Cumulative Tare (WC30)
1. Place empty container on
scale
2. Short PRESS [TARE]
3. Place product into container
4. TYPE Unit Price
5. Short PRESS [ADD]
6. Keep product and container
on scale
7. Repeat Steps 3-6 till finished
8. Remove products and
container
9. Short PRESS [ADD]
10. Cancel Total Price
Note
To use Cumulative Tare:
1. Place the empty container onto the scale.
2. Short PRESS the [TARE] key.
3. Place the product into the container.
4. TYPE the Unit Price using a Short PRESS on the
5. Short PRESS the [ADD] key.
6. Keep the product and container on the scale.
7. Repeat Steps 3 through 6 until all products have
Keypad.
been weighed.
3-9 Using World Scale
World Scale
8. Remove the products and container.
9. Short PRESS the [ADD] key again to view the
Total Price.
1. 2. 10. Cancel the Total Price. See
Cancelling a Total Price (WC30)
later in this chapter.
Retaining a Tare (WC30)
QUICK STEPS -
Retaining a Tare (WC30)
1. Short PRESS [SAVE]
2. Place empty container onto
scale
3. Short PRESS [TARE]
4. Place product into container
5. TYPE Unit Price, if needed
6. Remove product and
container
7. Repeat Steps 4-6 till finished
8. Remove last product and
container
9. Cancel Tare, if needed
10. Cancel Unit Price
You would want to retain a Tare when you are weighing many
packages of the same type product, with the same packaging (i.e.,
the Tare is always the same amount).
Note
• The Tare is retained until you cancel it.
• The Total Price is retained until you cancel it.
• The Unit Price is retained, so you only need to enter it if it is
To retain a Tare while weighing:
1. Short PRESS the [SAVE] key.
2. Place the empty container onto the scale.
3. Short PRESS the [TARE] key.
4. Place a product into the container.
not the same as what is in the scale’s memory.
Using World Scale 3-10
World Scale
5. TYPE the Unit Price (if different) using a Short
PRESS on the Keypad.
6. Remove the product and the container.
7. Repeat Steps 4 through 6 until all packages have
been weighed.
8. Remove the last product and container.
Cancelling a Retained Tare (WC
30) later in this chapter.
1. 2. 9. Cancel the Tare, if necessary. See
Cancelling a Retained Tare
(WC30)
QUICK STEPS -
Cancelling a Retained Tare
(WC30)
Short PRESS [TARE]
1. 2. 10. Cancel the Unit Price. See
Cancelling a Unit Price (WC 30)
in this chapter.
If you have retained a Tare, then you must cancel it.
To cancel a Retained Tare:
Short PRESS the [TARE] key.
3-11 Using World Scale
World Scale
Keypad-Entered Tare (WC30)
QUICK STEPS -
Keypad-Entered Tare (WC30)
1. TYPE Tare value
2. Short PRESS [TARE]
3. Place product on scale
4. TYPE Unit Price
5. Net Weight, Unit Price and
Total Price display
6. Remove product from scale
7. Cancel Tare, if needed
Use the Keypad to enter the Tare amount to the World Scale when
you are weighing a prepackaged product.
To use the Keypad to enter Tare:
1. TYPE the Tare value using a Short PRESS on the
Keypad.
2. Short PRESS the [TARE] key.
3. Place the prepackaged product on the scale.
4. TYPE the Unit Price using a Short PRESS on the
Keypad.
5. The screen will display Net Weight, Unit Price
and Total Price.
6. Remove the product from the scale.
7. Cancel the Tare, if necessary.
Using World Scale 3-12
World Scale
Using the Add and
Multiplier Keys (WC30)
Adding Items (WC30)
The Add key gives you the ability to accumulate the Total Price
for more than one package, with or without a weight, of different
products. The following topics are included:
♦ Adding Items (WC30)
♦ Multiplying By Count Items (WC30)
♦ Cancelling a Total Price (WC30)
You may accumulate the Total Price of several items, weighed or
not weighed. For example, a customer may purchase caramel
candy by the pound and a prepackaged chocolate bar. You would
place the caramel candy on the scale but just enter the price of the
candy bar. The World Scale will accumulate the Total Price.
The Total Price is retained until you cancel it.
QUICK STEPS -
Adding Items (WC30)
1. Place product onto scale
--OR--
Do NOT place on scale
2. TYPE Unit Price
3. Short PRESS [ADD]
4. Remove product, if needed
5. Repeat Steps 1-4 till finished
6. Short PRESS [ADD] again
for Total Price
7. Number of items, and Total
Price display
8. Cancel Total Price, if needed
Note
To add items:
1. Place the product onto the scale
2. TYPE the Unit Price using a Short PRESS on the
3. Short PRESS the [ADD] key.
4. If you placed a product on the scale, remove it
--OR--
Do NOT place the product onto the scale.
Keypad.
now.
--OR--
5. Repeat Steps 1 through 4 until all products have
been added.
3-13 Using World Scale
World Scale
6. To view the Total Price, Short PRESS the [ADD]
key.
7. The screen will display the number of items and
Total Price.
8. Cancel the Total Price, if
necessary. See Cancelling a Total
Price (WC30) in this chapter.
1. 2.
Multiplying By Count Items
(WC30)
The maximum quantity (number of items) you can enter is 99.
QUICK STEPS -
Multiplying By Count Items
(WC30)
1. Do NOT place product on
scale
2. TYPE Unit Price
3. Short PRESS [X]
4. TYPE number of items
5. Short PRESS [ADD]
6. Repeat Steps 1-5 till finished
7. Short PRESS [ADD] again
for Total
8. Number of items and Total
Price display
9. Cancel Total Price, if needed
Use the Multiplier Key [X] to calculate the Total Price of multiple
packages. For example, the customer buys six candy bars for
$1.00 each and three boxes of crackers for $2.00 each.
Note
To multiply By Count items:
1. Do NOT place the product onto the scale.
2. TYPE the Unit Price using a Short PRESS on the
3. Short PRESS the [X] key.
4. TYPE the number of items using a Short PRESS
5. Short PRESS the [ADD] key.
6. Repeat Steps 1 through 5 until all items have
7. To view the Total Price, Short PRESS the [ADD]
Keypad.
on the Keypad.
been entered.
key.
Using World Scale 3-14
World Scale
8. The screen will display the number of items and
Total Price.
9. Cancel the Total Price, if
necessary. See Cancelling a Total
1. 2.
Price (WC30) below.
Cancelling a Total Price
(WC30)
QUICK STEPS -
Cancelling a Total Price (WC30)
1. Short PRESS [ADD] key
2. Short PRESS [C] key
If you have used the [ADD] key to accumulate a Total Price, then
you must cancel the Total Price.
To cancel a Total Price:
1. Short PRESS the [ADD] key.
2. Short PRESS the [C] key.
3-15 Using World Scale
World Scale
Programming PLU
Speedkeys in Operator
Mode (WC30)
Assigning a PLU Speedkey (1-
7) for a Random Weight
Product (WC30)
Speedkeys allow you to quickly access your fastest selling items
with minimal keystrokes. They are set up so that one press results
in several actions.
Speedkeys 1 through 7 are visible on the Console. These can be
programmed in Operator mode, if they have not already been set
up in Supervisor mode.
The following topics are discussed:
♦ Assigning a PLU Speedkey (1-7) for a Random Weight
Product (WC30)
♦ Assigning a PLU Speedkey (1-7) for a By Count Product
(WC30)
This function is helpful to minimize key presses on fast-selling
Random Weight items.
QUICK STEPS -
Assigning a PLU Speedkey (1-7)
for a Random Weight Product
(WC30)
1. Assign Tare (if required)
a) Place container on scale
--OR--
TYPE Tare value
b) Short PRESS [TARE]
2. Assign Unit Price (if required)
a) TYPE Unit Price
b) Long PRESS chosen PLU key
3. Remove container
4. Short PRESS [C], if needed
5. Short PRESS [TARE]
Note
• You will not be able to program a PLU Speedkey if it has
• To program PLU Speedkeys 8 through 30, refer toChapter
To assign a PLU Speedkey (1-7) for a Random
Weight Product:
1. Assign a Tare to the PLU (if required). When
b) Short PRESS the [TARE] key.
already been changed in Supervisor mode.
Four: Supervisor Mode
assigning Tare, you can either use a container or
enter the value.
a) Place the container on the scale
--OR--
TYPE the Tare value using a Short PRESS
on the Keypad.
.
--OR--
Using World Scale 3-16
World Scale
d
5. Short PRESS the TARE key to clear any Tare.
Assigning a PLU Speedkey (1-
7) for a By Count Product
2. Assign a Unit Price to the PLU (if required).
a) TYPE the Unit Price using a Short PRESS
on the Keypad.
b) Long PRESS the PLU key you have selecte
to be for Random Weight Product (for
example, the [PLU7] key).
3. Remove the container.
4. Short PRESS the [C] key to clear the Unit Price,
if necessary.
This function is helpful to minimize key presses on fast-selling By
Count items.
(WC30)
QUICK STEPS -
Assigning a PLU Speedkey (1-7)
for a By Count Product (WC30)
1. TYPE Unit Price
2. Short PRESS [X]
3. Long PRESS chosen PLU key
4. Short PRESS [C], if needed
3-17 Using World Scale
Note
• You will not be able to program a PLU Speedkey if it has
• To program PLU Speedkeys 8 through 30, refer to Chapter
To assign a PLU Speedkey (1-7) for a By Count Product:
1. TYPE the Unit Price using a Short PRESS on
2. Short PRESS the [X] key.
3. Long PRESS the PLU key you have selected to
4. Short PRESS the [C] key to clear the Unit Price,
already been changed in Supervisor mode.
Four: Supervisor Mode.
the Keypad.
be for By Count Product (for example, the
[PLU7] key).
if necessary.
World Scale
Using the PLU Speedkeys
(WC30)
After you have programmed the PLU Speedkeys, you will find it
most convenient to use this feature. No longer will you have to
repeatedly key in the Unit Price or Tare for your top-selling
Random Weight or By Count items.
Select from the following topics:
♦ Using PLU Speedkeys 1-7 for Random Weight Products
(WC30)
♦ Using PLU Speedkeys 1-7 for By Count Products (WC30)
You must program the PLU Speedkeys before proceeding with the
Using PLU Speedkeys 1-7 for
Random Weight Products
Note
steps below. Refer to Programming PLU Speedkeys (WC30) in
this chapter.
To use a PLU Speedkey you previously set up for Random Weight
Products:
(WC30)
QUICK STEPS -
Using PLU Speedkeys 1-7 for
Random Weight Products
(WC30)
1. Short PRESS Speedkey (PLU
already programmed)
2. Place product on scale
3. Net Weight, Unit Price and
Total Price display
4. Remove product from scale
1. Short PRESS the PLU Speedkey which you
have previously set up (for example, the [PLU2]
key).
2. Place the product on the scale.
3. The screen will display Net Weight, Unit Price
and Total Price.
4. Remove the product from the scale.
Using World Scale 3-18
World Scale
Using PLU Speedkeys 1-7 for
By Count Products (WC30)
Once you have set up your PLU Speedkeys, you will find them
quite useful for your fastest-selling By Count products.
You must program the PLU Speedkeys before proceeding with the
QUICK STEPS -
Using PLU Speedkeys 1-7 for
By Count Products (WC30)
1. Short PRESS Speedkey (PLU
already programmed)
2. Short PRESS [X]
3. TYPE number of items
4. Number of items, Unit Price
and Total Price display
Note
steps below. Refer to Programming PLU Speedkeys (WC30) in
this chapter.
To use a PLU Speedkey you previously set up for
By Count Items:
1. Short PRESS the PLU Speedkey which you
2. Short PRESS the [X] key.
3. TYPE the number of items using a Short
4. The screen will display number of items, Unit
have previously set up (for example, the [PLU2]
key).
PRESS on the Keypad.
Price and Total Price.
3-19 Using World Scale
World Scale
Using PLUs 8-30 (WC30)
The rest of your PLU keys (8 through 30) are in the World Scale’s
memory and are accessible by the blue PLU key on the Console.
Once these PLUs have been programmed through Supervisor
mode, you will find it most convenient to use this feature. As with
Speedkeys 1 through 7, you now can easily work with your topselling items.
QUICK STEPS -
Using PLUs 8-30 (WC30)
1. Short PRESS [PLU] key
2. Short PRESS 1st digit of PLU
Speedkey number
3. Short PRESS 2nd digit of PLU
Speedkey number, if needed
--OR--
Short PRESS [PLU] (8 or 9)
4. Place product on scale
5. Net Weight, Unit Price and
Total Price display
6. Remove product from scale
Note
• You will not be able to use these PLUs unless they have been
• To program PLUs 8 through 30, refer to Chapter Four:
To use PLUs 8 through 30:
1. Short PRESS the blue [PLU] key.
2. Short PRESS the first digit of the PLU
3. If you are entering a two-digit PLU Speedkey
4. Place the product on the scale.
set up in Supervisor mode.
Supervisor Mode.
Speedkey number.
number, such as 12, Short PRESS the second
digit of the PLU Speedkey number
--OR--
If you are entering a single-digit PLU Speedkey
number, (PLU 8 or 9), Short PRESS the [PLU]
key.
--OR--
5. The screen will display Net Weight, Unit Price
and Total Price.
6. Remove the product from the scale.
Using World Scale 3-20
World Scale
Using the Half- and
Quarter-Pound Keys
(X2/X4) (WC30)
For items that are normally purchased in small quantities, such as
caviar or fudge, the World Scale offers two keys to quickly
calculate a price per half- or quarter-pound.
You may be required to disable the Half- and Quarter-pound keys,
QUICK STEPS -
Using X2/X4 Keys (WC30)
1. Place product on scale
2. TYPE Unit Price
3. Short PRESS [X2]
--OR--
Short PRESS [X4]
4. Net Weight, Unit Price and
Total Price display
5. Remove product from scale
Note
when using your World Scale for commercial trade, due to local
Weights and Measures regulations.
To use the Half- and Quarter-pound keys:
1. Place the product on the scale.
2. TYPE the Unit Price using a Short PRESS on
3. Short PRESS the [X2] key for half-pound
4. The screen will display Net Weight, Unit Price
5. Remove the product from the scale.
the Keypad.
pricing
--OR--
Short PRESS the [X4] key for quarter-pound
pricing.
The following topics are explained in this chapter:
♦ Understanding Supervisor Mode
♦ Entering and Exiting Supervisor Mode
♦ Navigating Supervisor Mode
Supervisor mode is designed to help you set up Supervisor
functions for your World Scale as easily as possible. It is where
you perform programming and setup to tailor your World Scale to
suit your operation. To enter Supervisor mode requires an Access
Code (WC30 only), so you can limit the access as needed.
When Entering and Exiting Supervisor Mode, be sure to follow
the steps for your type of World Scale.
Once you have entered Supervisor mode, you must use Function
Keys and Function Codes to navigate your way. These are
explained in the topic Navigating Supervisor Mode later in this
chapter.
Supervisor Mode 4-2
Entering and Exiting
Supervisor Mode
Entering Supervisor
Mode (WP30)
QUICK STEPS -
Entering Supervisor Mode
(WP30)
1. Short PRESS Display Test
key
2. Status Display Screen appears
3. Short PRESS [C]
4. Initial Supervisor Screen
appears
5. Use Function Keys/Codes
from here on
Exiting Supervisor Mode
(WP30)
World Scale
Be sure to follow the steps for your type of World Scale:
♦ Entering Supervisor Mode (WP30)
♦ Exiting Supervisor Mode (WP30)
♦ Entering Supervisor Mode (WC30)
♦ Exiting Supervisor Mode (WC30)
To access Supervisor mode for the WP30 Portion Control Scale,
perform the following steps:
1. Short PRESS the Display Test key.
2. The Status Display Screen will appear.
3. Short PRESS the [C] key as soon as the Status Display Screen appears.
4. The initial Supervisor Screen will now appear.
5. From this point on you must use Function Keys
and Function Codes to navigate through
Supervisor mode. See the topic, Navigating
Supervisor Mode later in this chapter.
To exit Supervisor mode in the WP30 Portion Control Scale,
perform the following steps:
QUICK STEPS -
Exiting Supervisor Mode (WP30)
1. Short PRESS Display Test
key
2. Short PRESS [→0←]
3. Status Display Screen appears
4. Operator Display Screen
appears
4-3 Supervisor Mode
1. Short PRESS the Display Test key.
2. Short PRESS the Zero [→0←] key.
3. You will be returned to the Status Display
Screen.
4. Then the Operator Display Screen will appear.
World Scale
Entering Supervisor
Mode (WC30)
QUICK STEPS -
Entering Supervisor Mode
(WC30)
1. Short PRESS Display Test
key
2. Status Display Screen appears
3. TYPE [6231]
4. Initial Supervisor Screen
appears
5. Use Function Keys/Codes
from here on
Exiting Supervisor Mode
(WC30)
With the WC30 Price Computing Scale, you have the capability to
limit the number of personnel who have access to Supervisor
mode. There is an Access Code shown in the steps below. Keep
this code secure and do not allow it to become public knowledge.
To access Supervisor mode for the WC30 Price Computing Scale,
perform the following steps:
1. Short PRESS the Display Test key.
2. The Status Display Screen will appear.
3. TYPE the Access Code [6231] on the Keypad
using a Short PRESS.
4. The initial Supervisor Screen will now appear.
5. From this point on you must use Function Keys
and Function Codes to navigate through
Supervisor mode. See the topic, Navigating
Supervisor Mode later in this chapter.
To exit Supervisor mode in the WC30 Price Computing Scale,
perform the following steps:
QUICK STEPS -
Exiting Supervisor Mode (WC30)
1. Short PRESS Display Test
key
2. Short PRESS [C]
3. Status Display Screen appears
4. Operator Display Screen
appears
Supervisor Mode 4-4
1. Short PRESS the Display Test key.
2. Short PRESS the [C] key.
3. You will be returned to the Status Display
Screen.
4. Then the Operator Display Screen appears.
Navigating
Supervisor Mode
QUICK STEPS -
Navigating Supervisor Mode
1. Enter per your scale’s method
2. To get to a Function,
Long PRESS [] or []
3. To get to a Sub-Function,
Short PRESS [] or []
4. Function and Sub-Function
display
5. Exit per your scale’s method
Function Keys
World Scale
In Supervisor mode, you navigate by using:
♦ Function Keys
♦ Function Codes
You may also want to review the Examples of Navigating
Supervisor Mode at the end of this chapter.
To navigate Supervisor mode:
1. Enter Supervisor mode according to your scale’s instructions.
See Entering Supervisor Mode (WP30) or Entering Supervisor
Mode (WC30).
2. To get to a Function, Long PRESS the
RIGHT ARROW [
[
] keys.
] or LEFT ARROW
3. To get to a Sub-Function, Short PRESS the
RIGHT ARROW [
] keys.
[
] or LEFT ARROW
4. You will see the Function and Sub-Function
on the Supervisor Display Screen. In this
example, the 19 is the Function and the 00 is
the Sub-Function. The 1 is the current
Function Value.
5. Exit Supervisor mode according to your scale’s instructions.
See Exiting Supervisor Mode (WP30) or Exiting Supervisor
Mode (WC30).
Function Keys enable you to get from one Function or
Sub-Function to the next.
Use This Key In This Way To Perform This Action
NOTE: After changing a value, you must go to the next Function or Sub-Function so World Scale accepts the change.
--OR--
Numeric Keypad Short PRESS Change the Function Value. (WC30 only)
Long PRESS
Short PRESS
Long PRESS
Short PRESS
Short PRESS
Long PRESS
Short PRESS
Long PRESS
Go to the next Function.
Go to the next Sub-Function.
Go to the previous Function.
Go to the previous Sub-Function.
Select Function Value to be changed.
Return to Function 00.
Increase the Function Value.
Increase the Function Value times ten.
4-5 Supervisor Mode
World Scale
Function Codes
Function Codes contain the actual values which determine how
your World Scale operates. The following Function Codes are
available in your World Scale as indicated.
Look At This
To insure proper operation, use only recommended Function
Values where indicated with an asterisk (*).
Function Name WC30 WP30 Function/
Function Values
Sub-Function
Code
FUNCTION CODE 19 - Beeper
Switch Beeper Alarm ON/OFF
(Below Zero)
Switch Keyboard Beeper ON/OFF Yes Yes 19 01 0 = OFF 1 = ON
Target Beep Yes Yes 19 02 0 = OFF 1 = ON
Error Beeper Yes Yes 19 03 0 = OFF 1 = ON
Change Beeper Volume Yes Yes 19 04 0 = Quiet 1 = Loud
Change Backlight Timeout
BACKLIGHT TIMEOUT FEATURE CURRENTLY NOT AVAILABLE
Change Sleep Timeout Yes Yes 20 01 0 = None
Yes Yes 19 00 0 = OFF 1 = ON
FUNCTION CODE 20 - Power Saving
Yes Yes 20 00
FUNCTION CODE 29 - Key Press
0 = Always OFF
1 = 5 Seconds
2 = 1 Minute
1 = 1 Minute
2 = 5 Minutes
3 = 30 Minutes
3 = 5 Minutes
4 = Always ON
Change Duration of a Long PRESS
Enter the value in units of 10
milliseconds (50 – 255)
Change Default Price Base
(WC30 only)
(*) Hobart recommends that you do not change this value.
Unit Price Yes No 100 + 00 Values 0 - 9999999
Tare Value Yes No 100 + 01 0 = No Static Tare
PLU price base
(*) Hobart recommends that you do not change this value.
Supervisor Mode 4-6
Yes Yes 29 00 Examples:
100 = 1 Second
150 = 1½ Seconds
200 = 2 Seconds
FUNCTION CODE 61 - Currencies
Yes No 61 00 0 = 100g
1 = lb (kg) (*)
FUNCTION CODE 100 (plus the PLU number) - PLUs
1 = Tare Value
Yes No 100 + 03 4 = (100 g)
5 = (lb) (*)
Examples of Navigating
Supervisor Mode
World Scale
The following examples will give you a better understanding of
how to navigate in Supervisor mode. Use the Function Keys and
Function Codes as shown on the previous page to better
understand the examples.
The first example, Turn the Keyboard Beeper Off, is a good way to
start. The second example, Changing the Duration of a Long
PRESS, shows how to change a Function Value with multiple
digits. This will benefit WP30 Users. The last example,
Programming a PLU, is for WC30 Users.
Turn the Keyboard Beeper Off
7. Exit Supervisor mode according to your scale’s instructions.
Look At This
The current Function Value must be cleared [C] before a new
value can be entered, even if the current Function Value is zero!
1. Enter Supervisor mode according to your scale’s
instructions. See Entering Supervisor Mode (WP30)
or Entering Supervisor Mode (WC30).
2. Long PRESS the RIGHT ARROW [
key until you get to Function Code 19.
3. Short PRESS the RIGHT ARROW [
key one time for Sub-Function Code 01.
4. Short PRESS the [C] key. This tells the
World Scale that you are going to change
the Function Value.
your scale’s method:
Use the keypad for WC30 or the
ARROW keys for WP30.
6. Long PRESS the RIGHT ARROW [
World Scale to accept the change.
See Exiting Supervisor Mode (WP30) or Exiting Supervisor
Mode (WC30).
]
]
] key to get
WC30 WP30 5. Change the Function Value according to
4-7 Supervisor Mode
World Scale
Changing the Duration of a
Long PRESS
1. Enter Supervisor mode according to your scale’s
instructions. See Entering Supervisor Mode (WP30)
or Entering Supervisor Mode (WC30).
2. Long PRESS the RIGHT ARROW [
key until you get to Function Code 29.
3. Short PRESS the [C] key. This tells the
World Scale that you are going to change
the Function Value.
]
6. Exit Supervisor mode according to your scale’s instructions.
Look At This
WP30 Users
When you are changing the Function Value to a number greater
than 9 (multiple positions), you must use the LEFT and RIGHT
ARROW keys to get to the next numeric position to enter your
number.
For example, you are trying to make the Long PRESS 1½ seconds.
Per the Function Codes table, the Function Value you must enter
is 150. Using the LEFT ARROW [] key, Short PRESS till you
are in the hundreds position, then Short PRESS the UP ARROW
[] to increment the value. Using the RIGHT ARROW [] key,
Short PRESS once to the tens position, then use the UP ARROW
[] to increment the value. Use the RIGHT ARROW [] once
more to get to the ones position.
your scale’s method:
Use the keypad for WC30 or the
ARROW keys for WP30.
5. Long PRESS the RIGHT ARROW [
World Scale to accept the change.
See Exiting Supervisor Mode (WP30) or Exiting Supervisor
Mode (WC30).
WC30 WP30 4. Change the Function Value according to
] key to get
Supervisor Mode 4-8
Programming a PLU (WC30)
Programming a By Count PLU
(WC30)
4. Change the Function Value of the Unit Price by
You may program a By Count PLU or a Random Weight PLU.
Refer to the two examples, Programming a By Count PLU (WC30)
and Programming a Random Weight PLU (WC30). When you are
programming a PLU, you must navigate to Function Code 100 plus
the PLU number. For the examples below, we will use PLU 5,
which is Function Code 105. Refer to the Function Codes table for
further information.
If you were programming PLUs 10 through 30, your Function
Codes would be 110, 111, 112, etc. to 130.
Remember that once PLUs 1 through 7 are programmed in
Supervisor mode, they can no longer be programmed as Speedkeys
in Operator mode.
1. Enter Supervisor mode according to WC30
instructions. See Entering Supervisor Mode
(WC30).
2. Long PRESS the RIGHT ARROW [
key until you get to the Function Code
(Sub-Function zero = Unit Price) for the
PLU you wish to program. In this
example, we will use PLU 5.
3. Short PRESS the [C] key. This tells the
World Scale that you are going to change
the Function Value.
using a Short PRESS on the keypad.
]
World Scale
5. Long PRESS the RIGHT ARROW [
World Scale to accept the change.
6. Exit Supervisor mode. See Exiting Supervisor Mode (WC30).
4-9 Supervisor Mode
] key to get
World Scale
Programming a Random Weight
PLU (WC30)
4. Change the Function Value of the Unit
1. Enter Supervisor mode according to WC30
instructions. See Entering Supervisor Mode (WC30).
2. Long PRESS the RIGHT ARROW [
key until you get to the Function Code
(Sub-Function zero = Unit Price) for the
PLU you wish to program. In this
example, we will use PLU 5.
3. Short PRESS the [C] key. This tells the
World Scale that you are going to change
the Function Value.
Price by using a Short PRESS on the
keypad.
]
5. Short PRESS the RIGHT ARROW [
key one time for Sub-Function Code 01
(Tare). Pressing the ARROW key accepts
your Unit Price change.
8. Exit Supervisor mode. See Exiting Supervisor Mode (WC30).
6. Short PRESS the [C] key once
to enter a Weighed Tare. Then
place the empty container on
the scale.
--OR--
Short PRESS the [C] key
twice to use the Keyboard to
enter a Tare. Then enter a
Tare using a Short PRESS on
the Keyboard.
7. Long PRESS the RIGHT ARROW [
World Scale to accept the change.
The World Scale has been designed and manufactured to resist
scratches, stains, alkaline, protein and food acid when cared for
properly. Improper care can permanently damage the
electronics and printer.
Proper cleaning prolongs the life and productivity of your World
Scale. The scale should be cleaned routinely during the day and
thoroughly cleaned at the end of the day. Improper cleaning and
sanitation will adversely affect performance of the equipment.
Harsh abrasives, chlorides, solvents, scouring cleaners and
alkaline cleaning solutions should not be used, especially on the
display windows. Under no circumstances should you attempt
to wipe the inside of the machine.
The outside of the machine may be wiped down with a clean
cloth moistened with water containing a small amount of soap or
mild detergent.
DO cover the complete system during cleanup and
hosedown of surrounding areas.
DO use mild soap and water solution to clean the
exterior of the World Scale, such as Palmolive Green
or Ivory.
DO apply EPA-registered sanitizer according to label
directions to disinfect surfaces.
DON’T use a hose or pour water in any area.
DON’T operate and/or store the system in an environment
DON’T use:
DON’T exceed EPA and registered recommended
DON’T dampen electronic parts or connections.
DON’T
system.
DON’T allow water to enter the openings in the housing.
with relative humidity levels consistently in excess of 70%.
• Chloride-based cleaners
• Formula 409 (while it is a good cleaner for some
• Glass cleaners
• Citrus-based cleaners
• Caustic cleaners with high pH
concentrations for detergent or sanitizer.
use steam or a pressure (water) hose to clean the
applications, it can damage your World Scale)
Maintenance 5-2
World Scale
Troubleshooting
Error Codes
Error
Code
Definition Action/Solution
In the event that your World Scale does not operate as expected,
perform the following steps:
1. Check your Error Code and take the action described in the
table of Error Codes below. Also see Error Messages.
2. If a persistent error message appears, or the scale locks up,
disconnect, then reconnect, the scale to the power supply.
3. If the problem still exists, please check Possible System
Problems later in this chapter.
4. If the scale still remains inoperative, contact your local Hobart
Representative.
If you receive an error on your World Scale, check the code below
and follow the suggested Action/Solution.
E 5 Disconnect, then reconnect the scale to the power supply.
E 10 Battery failure. Replace batteries.
E 11 Power supply voltage is too high. Make sure the correct power supply is being used.
E 15 Disconnect, then reconnect the power supply.
E 19 Contact your Hobart Service Representative.
E 20 Weight error. Disconnect, then reconnect the power supply. If the error
reappears, contact your Hobart Service Representative.
E 21 Contact your Hobart Service Representative.
E 30 Supervisor mode not exited correctly. Re-enter Supervisor mode, make the required changes, go to the
next Function/Sub-Function to accept the change, then exit again.
E 35 Contact your Hobart Service Representative.
E 36 Contact your Hobart Service Representative.
E 40 Contact your Hobart Service Representative.
E 41 Contact your Hobart Service Representative.
E 42 Contact your Hobart Service Representative.
E 100 Invalid PLU contents. Try reprogramming the PLU.
E 101 Transaction failed. Try your transaction again.
E 102 PLU failed. The PLU was set up in Supervisor mode and cannot be changed.
E 103 Tare failed. Try to reprogram the Tare.
E 110 Contact your Hobart Service Representative.
E 151 Contact your Hobart Service Representative.
E 152 User does not have access to this item (in Supervisor mode).
5-3 Maintenance
World Scale
Error Messages
Possible System
Problems
ProblemPossible Cause Action/Solution
Your World Scale has a series of Error Messages which show up
on your screen as symbols. If your Console displays one of the
first three errors below, contact your local Hobart Service Office.
If the scale does not function as described, or the steps below do
not resolve the problem, contact your local Hobart Service Office
for recalibration, service or repair.
When I press the
Display Test key, the
system does not
respond.
When I press
[ZERO(→0←)], the
system does not go
back to zero.
No display at PowerUp.
Weight not displayed. Be sure nothing touches the Weighing
Weighing
inconsistency.
You may not have power to the system. Verify that the batteries are functioning
properly.
There may be weight on the Weighing
Platter.
You may have a Tare entered.
Connection to the power supply may be
loose or not functioning properly.
Make sure the scale is level and that nothing
Make sure nothing is touching the
Weighing Platter.
Check the batteries to be sure they are
installed properly and/or are functioning
properly.
Platter.
Make sure the Weighing Platter is on the
scale properly.
is touching the sides or bottom of the
Weighing Platter.
Maintenance 5-4
World Scale
Glossary
- A -
Access Code
A code that allows you to access Supervisor mode in the World
Scale (WC30).
- B -
By Count
An item that is priced by the number of items per package (i.e., 3
for $1.00) rather than by weight.
- D -
Display Test Key
The key,
Scale.
, which allows you to communicate with your World
- F -
Fixed Weight Item
Function
Function Code
Function Key
An item priced by a predetermined weight (i.e., bread is always 16
oz.).
A particular action in World Scale’s program Supervisor mode,
which is designed to accomplish one or more tasks, such as change
the beeper volume.
A code that identifies a function in Supervisor mode of the World
Scale.
A key that you press on the World Scale console which allows you
to move from one function to another in Supervisor mode.
- L -
Level Indicator
Long PRESS
G-1 Glossary
A bubble inside a small window on the front of the World Scale
which tells when the scale is level.
In World Scale, you have two different keystrokes for PRESS.
Long PRESS means to press a key and hold it until you hear the
second beep. See also Short PRESS.
World Scale
- O -
Operator Display Screen
- R -
Random Weight Item
Retained Tare
- S -
Short PRESS
Sleep Mode
Speedkey
Status Display Screen
Supervisor Mode
- T -
Tare
- U -
Unit Price
This screen is where you will see the results of the action you have
performed with the scale. For example, if you have placed a
product on the scale, the weight will be shown.
An item that needs to be weighed before it can be priced.
A Tare value entered into the World Scale’s memory that is saved.
In World Scale, you have two different keystrokes for PRESS.
Short PRESS means to press a key and release it quickly. You will
hear one beep. See also Long PRESS here in the Glossary.
An energy-saving function of the World Scale which can be used
when the scale is to be idle for an extended period of time.
A key which is set up so that one press results in several actions.
This screen is where you check to be sure the machine is working
properly. It appears when you press the Display Test key.
A separate portion of the World Scale’s program that allows
manipulation of its operation. For example, when in Supervisor
mode, you can change the Beeper Volume or the duration of a Long
PRESS.
The weight of the packing material for which the customer does not
pay.
The price per unit of measure.
Glossary G-2
- W -
Weighing Platter
- Z -
Zero Weight
World Scale
The flat metal surface on top of the World Scale where an item is
placed to be weighed.
The World Scale displays a weight of zero when nothing is on the
scale.
G-3 Glossary
World Scale
Index
Half/Quarter Pound Keys (X2/X4), Using (WC30) 3-21
How to Use This Manual 1-5
-H-
-I-
-A-
Add Key, Using (WC30) 3-13
Adding Items (WC30) 3-13
Assigning PLU Speedkeys
By Count Product (WC30) 3-17
Random Weight Product (WC30) 3-16
FCC Note 1-4
Features of the World Scale 2-2
Function Codes 4-6
Function Keys 4-5
-G-
Getting Started 2-2
I-1 Index
Navigating Supervisor Mode 4-5
Examples 4-7
Online Viewing 1-5
Platter Tare (WC30) 3-8
Platter Tare (WP30) 3-3
PLU Speedkeys 1-7, By Count Products (WC30) 3-19
PLU Speedkeys 1-7, Random Wt Products (WC30) 3-18
PLU Speedkeys, Programming (WC30) 3-16
PLU Speedkeys, Using (WC30) 3-18
PLUs 8-30, Using (WC30) 3-20
Portion Control Scale Instructions (WP30)
Basic Weighing (WP30) 3-2
Canceling a Tare (WP30) 3-4
Cumulative Tare (WP30) 3-4
Platter Tare (WP30) 3-3
Using Tare (WP30) 3-3
Portion Control Scale WP30 3-2
-N-
-O-
-P-
World Scale
Possible System Problems 5-4
Price Computing Scale WC30 3-5
Price Computing Scale Instructions (WC30)
Adding Items (WC30) 3-13
Assigning PLU Speedkey -By Count Product (WC30) 3-17
Assigning PLU Speedkey -Random Wt Prod (WC30) 3-16
Basic Weighing (WC30) 3-5
Canceling a Retained Tare (WC30) 3-11
Canceling a Total Price (WC30) 3-15
Canceling a Unit Price (WC30) 3-7
Cumulative Tare (WC30) 3-9
Half/Quarter Pound Keys (X2/X4), Using (WC30) 3-21
Keypad-Entered Tare (WC30) 3-12
Multiplying By Count Items (WC30) 3-14
Platter Tare (WC30) 3-8
PLU Speedkeys, Using (WC30) 3-18
PLUs 8-30, Using (WC30) 3-20
Prices, Using (WC30) 3-6
Retaining a Tare (WC30) 3-10
Retaining a Unit Price (WC30) 3-6
Using PLU Speedkeys 1-7-Random Wt Prod (WC30) 3-18
Using PLU Speedkeys 1-7-By Count Prod (WC30) 3-19
Using Tare (WC30) 3-8
Weighing With a Unit Price (WC30) 3-6
Prices, Using (WC30) 3-6
-R-
Retaining a Tare (WC30) 3-10
Retaining a Unit Price (WC30) 3-6
Rezeroing the Scale 2-10
-S-
Setting Up the Scale 2-7
Short PRESS/Long PRESS (Beeps) 2-6
Sleep/Wake Modes 2-6
Special Instructions 1-7
Supervisor Mode4-2
Function Codes 4-6
Function Keys 4-5
-T-
Tare, Using (WC30) 3-8
Tare, Using (WP30) 3-3
Troubleshooting 5-3
-Q-
Quarter/Half Pound Keys (X2/X4), Using (WC30) 3-21
Quick Steps
Adding Items (WC30) 3-13
Assigning a PLU Speedkey
By Count Product (WC30) 3-17
Random Weight Product (WC30) 3-16
Canceling a Retained Tare (WC30) 3-11
Canceling a Tare (WP30) 3-4
Canceling a Total Price (WC30) 3-15
Canceling a Unit Price (WC30) 3-7
Cumulative Tare (WC30) 3-9
Cumulative Tare (WP30) 3-4
Entering Supervisor Mode (WC30) 4-4
Entering Supervisor Mode (WP30) 4-3
Exiting Supervisor Mode (WC30) 4-4
Exiting Supervisor Mode (WP30) 4-3
Keypad-Entered Tare (WC30) 3-12
Installing the Battery Pack 2-9
Introduction to Quick Steps 1-6
Leveling the Scale 2-8
Multiplying By Count Items (WC30) 3-14
Navigating Supervisor Mode 4-5
Platter Tare (WC30) 3-9
Platter Tare (WP30) 3-3
Retaining a Tare (WC30) 3-10
Retaining a Unit Price (WC30) 3-6
Rezero the Scale 2-10
Sleep/Wake Modes 2-6
Using PLU Speedkeys 1-7
By Count Products (WC30) 3-19
Random Weight Products (WC30) 3-18
Using PLUs 8-30 (WC30) 3-20
Using X2/X4 Keys (WC30) 3-21
Weighing With a Unit Price (WC30) 3-6
-U-
Understanding the World Scale 2-2
Understanding Supervisor Mode 4-2
Using Prices (WC30) 3-6
Using Tare (WP30) 3-3
Using Tare (WC30) 3-8
Using the World Scale3-2
Portion Control Scale WP30 3-2
Price Computing Scale WC30 3-5
-V-
Verify Correctness of Weight & Price 1-4
-W-
Weighing With a Unit Price (WC30) 3-6
Welcome 1-2
World Scale Manual Overview 1-6
-Z-
Zero Weight 2-10
Index I-2
FORM 34733 (June 2002)
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