white bird W31 Manuale utente

W31-W31S
Industrial
Scale
User Manual


W31 Industrial Scale, User Manual, Rev. 1.3, April 2017
Page 1 of 36
Contents:
1. Features .............................................................................................................................3
2. Models ...............................................................................................................................3
3. Package Box Including........................................................................................................4
4. Keypad and Display Description..........................................................................................5
Key functions in usage .......................................................................................................................6
5. Installation..........................................................................................................................8
6. Basic Weighing.................................................................................................................12
7. Piece Counting..................................................................................................................15
8. Check weighing (+/-)........................................................................................................18
9. Temporary Gross Weight Indication...................................................................................20
10. Unit Change......................................................................................................................20
11. Advanced functions in Set-up Menu..................................................................................21
PLU Memory Menu:..........................................................................................................................22
ALU Memory Menu:..........................................................................................................................22
CLU Memory Menu:..........................................................................................................................22
Buzzer Menu: ...................................................................................................................................22
Backlight Menu: ...............................................................................................................................24
Configuration Menu:.........................................................................................................................25
Serial Data Outputs: .........................................................................................................................28
Clock Menu: .....................................................................................................................................31
Test Menu:.......................................................................................................................................32
12. Serial Data Formats ..........................................................................................................32
13. Specifıcatıons ...................................................................................................................34
14. Troubleshooting................................................................................................................35
15. EU Declaration of Conformity ............................................................................................36
IMPORTANT
This manual contains instructions for the use and maintenance of the instrument. Please read
user manual carefully before installing the instrument or using the scale.

W31 Industrial Scale, User Manual, Rev. 1.3, April 2017
Page 2 of 36
WARNINGS
Read this section carefully before installation of the W31 industrial scale.
Before start using the instrument, check if the voltage indicated on the AC/DC adaptor label is the
same as the local power supply. If it is not, do not connect the scale to the power line (
Contact
with instrument representative
).
Before energizing the instrument, check all connectors are installed properly. All external cables
should be installed safely to avoid mechanical damages.
The scale should only be used under proper environmental conditions indicated in this operation
manual.
Do not use this scale in places where there are unstable conditions or explosive danger.
Do not place the scale near heat sources or under direct solar radiation influence.
Keep the scale far away from other electromagnetic radiation sources. Its influence could affect
the weighting precision.
When low-battery announcement appears, the battery should be charged. If the battery remains
discharged for a long time, it deteriorates and could stop working. Every month battery charging
is recommended for long time battery life, if the scale is not used.
Use only original BAT30 battery for your instrument safety.
Disconnect from power supply and take out internal battery located on the bottom of the
instrument and wait for 3 minutes before interfering the instrument.
In the case of any inconvenience of your application to the above items, contact with instrument
representative.
IMPORTANT
In case of breakdown or inappropriate operation working due to an inadequate following of the instructions
given before, the guarantee right will be lost.
RIGHTS AND LIABILITIES
All rights reserved.
No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means,
mechanical, photocopying, recording, or otherwise, without the prior written permission of WHITE BIRD .
No patent liability is assumed with respect to the use of the information contained herein. While every precaution has
been taken in the preparation of this book, WHITE BIRD assumes no responsibility for errors or omissions. Neither is any
liability assumed for damages resulting from the use of the information contained herein.
The information herein is believed to be both accurate and reliable. WHITE BIRD, however, would be obliged to be
informed if any errors occur. WHITE BIRD cannot accept any liability for direct or indirect damages resulting from the use
of this manual.
WHITE BIRD reserves the right to revise this manual and alter its content without notification at any time.
Neither WHITE BIRD nor its affiliates shall be liable to the purchaser of this product or third parties for damages, losses,
costs, or expenses incurred by purchaser or third parties as a result of: accident, misuse, or abuse of this product or
unauthorized modifications, repairs, or alterations to this product, or failure to strictly comply with WHITE BIRD operating
and maintenance instructions.
WHITE BIRD shall not be liable against any damages or problems arising from the use of any options or any consumable
products other than those designated as Original WHITE BIRD Products.
NOTICE: The contents of this manual are subject to change without notice.
Copyright © 2012 by WHITE BIRD Zhongshan,China

W31 Industrial Scale, User Manual, Rev. 1.3, April 2017
Page 3 of 36
1. FEATURES
33 x 100 mm height liquid crystal display with multicolor backlight.
Navigation keypad for intuitive menu use.
Programmable to g, kg, lb or oz weighing units.
Unit change feature between metric and imperial units.
Single range or Multi range operation.
Linearity correction.
Check weighing function for Hi/OK/Low with optical and acoustic announcement.
Piece counting function in high accuracy.
100 products check weighing memory.
100 memory for checking the quantity at piece counting.
100 products memory for piece counting.
Total memory at weighing and at counting.
Foot switch input for easy taring.
Automatic power off function.
Multilanguage RS 232C data output for printer, PC or remote display connection.
100 – 240 VAC, 50-60 Hz, or 100 – 240 VAC, 50 -60 Hz / 12VDC 0.8A regulated power adaptor.
2. MODELS
Model
W31 3kg MR
W31S 3kg MR
W31 6kg MR
W31S 6kg MR
W31 15kg MR
W31S 15kg MR
W31 30kg MR
W31S 30kg MR
1.Range
1500 g x 0.5 g
3000 g x 1 g
6 kg x 0.002 kg
15 kg x 0.005 kg
Capacity /
Readability
2.Range
3000 g x 1 g
6000 g x 2 g
15 kg x 0.005 kg
30 kg x 0.010 kg
Approval
yes
yes
yes
yes
Min. division at industrial
usage
0.2 g
0.5 g
1 g
2 g
Model
W31 6kg HR
W31S 6kg HR
W31 12kg HR
W31S 12kg HR
W31 30kg HR
W31S 30kg HR
1.Range
3000 g x 0.5 g
6 kg x 1 g
12 kg x 2g
Capacity /
Readability
2.Range
6000 g x 1 g
12 kg x 2 g
30 kg x 5g
Approval
yes
yes
yes
Min. division at industrial
usage
0.1 g / 0.2 g (MR)
0.5 g
1 g

W31 Industrial Scale, User Manual, Rev. 1.3, April 2017 Page 4 of 36
3. PACKAGE BOX INCLUDING
W31(S) Industrial Scale
100VAC - 240VAC, 50 – 60 Hz / 12VDC, 0.8A regulated adapter.
(Only 12 VDC scales)
Pan
Operation manual

W31 Industrial Scale, User Manual, Rev. 1.3, April 2017 Page 5 of 36
4. KEYPAD AND DISPLAY DESCRIPTION
W31 industrial scale has wide angle LCD display with colorful backlight and keys are ergonomically designed
in front of the instrument. The weight display is 6 digit and 21 mm height.
The meanings of the annunciators on the display are;
Unstable : This sign appears if the load on the scale is not stable. Weight
value of the object should be read if the scale is stable. Taring, zeroing,
printing and accumulation are available when the scale is stable.
Center of zero : This sign appears if weight is within ±0.25e of the center
of zero.
(Page12)
Weight unit :
Weighing unit is located on the right of the weighing display
as kg, g, lb, and oz.
(Page20)
Net weight :
This sign indicates that weight indication is in net.
(Page12)
Gross weight :
This sign indicates that displayed weight value is gross.
Operation range :
Announces operation range of the multi range scale.
Piece counting mode : The value on the display indicates quantity.
(Page15)
Total : The value on the display indicates accumulation value in the
memory
(Page14 inweighingandpage17 inpiececounting)
APW :
The value on the display indicates average piece weight.
(Page17)

W31 Industrial Scale, User Manual, Rev. 1.3, April 2017
Page 6 of 36
Gross / Net : Temporary gross indication.
(Page 20)
Battery charging level : This sign indicates level of battery charging.
Moving level indicates the battery charging.
Battery is empty : Announces the battery is discharged and should be
charged in a first convenient time.
Key functions in usage
Keys and their functions of the W31 industrial scale are ;
Power on/off key : Press button to turn it on. To turn it off, press this
button for one second.
Zero key : This key adjusts the scale zero, if there is any drift. Zeroing
should be done if there is no any load on the platform.
(Page 12)
Tare key : Press this key to deduct the weight of the container placed on
the platform to see net weight value of the added material in the container
or taken out material from the container.
(Page 12)
Piece Counting key : Press the key to enter to piece counting.
(Page 15)
Sampling key : Press the key more than one second to start sampling in
piece counting.
(Page 15)
Escape key : In menu mode, press this key to escape from menu and
return to normal mode.
G/N key : This key is used to switch the display between the net and
gross weight temporary.
(Page 12)
Check weighing key : To enter check weighing operation press this key
until [ H-L : n ] message appears.
(Page 19)
Unit Change key : Press this key to toggle between the primary and
secondary units.
(Page 20)
High Resolution : This key is used for displaying weight value in higher
resolution.
ADV key : This key is used to enter advance functions setting by pressing
more than one second.
(Page 21)
M+ Add to memory key :
Press this key to add the indicated weight to
the accumulator in weighing and in counting operations.
(Page 14 in weighing and page 17 in piece counting)

W31 Industrial Scale, User Manual, Rev. 1.3, April 2017
Page 7 of 36
MR Memory read : Press this key to indicate accumulated total weight in
weighing operation or accumulated quantity in piece counting operation.
(Page 14 in weighing and page 17 in piece counting)
MC Memory clear key : Press this key to erase accumulated value from
memory. The weight and count accumulators shall be erased separately.
(Page 14 in weighing and page 17 in piece counting)
Enter key : Press this key for printout.
Navigation keys : Navigation keys are located on the right of the scale
front which are up, down, left and right arrow keys. These keys are used
for navigation in set up and to change any numerical value.

W31 Industrial Scale, User Manual, Rev. 1.3, April 2017 Page 8 of 36
5. INSTALLATION
PRECAUTION:
Please read this manual carefully before installation of the instrument. Applying the
recommendations in this section will increase your system reliability and long term performance.
The scale should be placed as clean as possible area, not getting direct sun light if possible, with a
temperature between -10 ºC and +40 ºC, humidity not exceeding 85% non-condensing. All external cables
should be installed safely to avoid mechanical damages.
W31 instruments are very low level signal measuring instruments. To avoid electrical noise, W31 should be
separated from the equipment that produces electrical noise.
Step 1: Mechanical Installation
Be sure that mechanical installation of the instrument is done properly for long time life before starting
installation as descripted below.
Put the scale on stable and enough strong table for
weighing in high accuracy. Then place the pan on the
scale.
Adjust scale foots as;
- The bubble will stay in the circle.
- All foots shall adjust well for stable standing on
the table.
Step 2: Peripheral Connections
Warning:
1. Please always remember that W31 scale is very low voltage measuring instrument. Please do not
forget that the instrument must be powered off before inserting or removing any peripheral
connector.
2. Quality of instrument’s grounding will provide weighing accuracy and safety of your scale. If
energy condition of your plant is bad, prepare a special power line and grounding.
3. All required electrical connections should be done as described below.
The electrical connectors are located at bottom of the scale as seen below.
The AC/DC adaptor plug will be inserted for 12 VDC instruments.
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