Yamato AW-WSM-5KG User manual

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Digital Portion Scale
AW-WSM-5KG
USER MANUAL
PLEASE TAKE THE TIME TO READ THESE INSTRUCTIONS BEFORE
STARTING TO USE THE SCALES
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TABLE OF CONTENTS
TABLE OF CONTENTS ...................................................................1
INTRODUCTION..............................................................................2
SAFETY INSTRUCTION..................................................................2
CLEANING.......................................................................................3
MAINTENANCE...............................................................................3
DISPOSING OF THE SCALE...........................................................3
Explanation of the graphic symbols..................................................4
TO Ready Scale for Use ..................................................................5
POWER SUPPLY & LOW BATTERY...............................................5
INSTALLING THE BATTERY ...........................................................6
SPECIFICATIONS............................................................................7
PANELAND LCD DISPALY..............................................................8
LCD DISPLAY..................................................................................8
KEY FUNCTION DESCRIPTION:....................................................9
CALIBRATION PROCEDURE........................................................10
INSTRUCTION AUTO SHUT-OFF FUNCTION.............................. 11
ERROR MESSAGE........................................................................12
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OHS C O M P L I A N C E
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INTRODUCTION
Thank you for purchasing a Yamato Portion Scale. Please read this
instruction manual carefully before use. Keep these instructions
handy for future reference.
SAFETY INSTRUCTION
Before putting the device into use, please read with care the
information given in the Operating Instructions. They contain
important instructions for installation, proper use and maintenance of the
device.
The manufacturer shall not be liable for damages arising out of failure to
heed the following instructions:
When using electrical components under increased safety requirements,
always comply with the appropriate regulations.
Improper installation will render the warranty null and void.
Ensure the voltage marked on the power supply unit matches your mains
power supply.
This device is designed for use indoors.
Observe the permissible ambient temperatures for use
The device meets the requirements for electromagnetic compatibility. Do
not exceed the maximum values specified in the applicable standards.
These batteries should be kept away from small children. If swallowed,
promptly seek medical assistance.
Expected Service Life: 5 years
If you have any problem, contact your local service partner.
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CLEANING
We would recommend using alcohol based wipes or similar when
cleaning the scales.
Please do not use large amounts of water when cleaning the scales as
this will cause damage to the scales electronics, you should also refrain
from using corrosive liquids or high pressure washers.
Always disconnect the scales from the mains power supply before
cleaning.
MAINTENANCE
The scale does not require any routine maintenance. However, we
recommend checking the scale’s accuracy at regular intervals. The
regularity of these checks is dependent on the level of use and the state
of the scale. If any inaccuracies occur, please contact your local dealer or
service partner
DISPOSING OF THE SCALE
This product is not to be treated as regular household waste, but should
be handed in to an electrical/electronic equipment recycling centre.
You can obtain further details from your local council, your municipal
waste disposal company or the firm which you purchased the product

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Explanation of the graphic symbols
SN-21300100
Designation of the serial number of every
device, applied at the device.
(Number as an example)
“Please note the accompanying documents“
or “Observe operating instructions”
“Electro-medical appliance“
with attachment for type B
Device protection category II
Dispose of old appliances separately from
your household wastrel!
Instead, take them to communal collection
points.
Carefully read this operation manual
before setup and commissioning, even if
you are already familiar with Yamato
scales.
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TO Ready Scale for Use
1. Remove the scale from its box along with any protective film
from the platform cover.
2. Place the scale on a hard, flat surface. Uneven surfaces will
affect accuracy. If using the adapter, make sure the scale is not
resting on the cord, otherwise it may be unstable.
POWER SUPPLY & LOW BATTERY
1. The AW-WSM-5KG scale uses 9 volt battery.
2. Low battery indication will display on LCD display when battery
power is insufficient to perform the weighing.
3. When “ ” is displayed, please change batteries. Please
refer to “INSTALLING THE BATTERY”.

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INSTALLING THE BATTERY
AW-WSM-5KG uses 9 volt battery (not included) for operation. If
you want scale to be operated by battery, please install batteries by
referring to instruction below.
1. Turn the scale over to find the battery housing cover.
2. Remove the two screws holding on the battery cover exposing
the battery cavity.
3. Install the 9V alkaline battery.
4. Reinstall the battery housing cover.
You can also use the adaptor (standard) as power supply.
Battery housing cover
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SPECIFICATIONS
MODEL# AW-WSM-5KG
Capacity
Division 5000g x 1g
Units of Measure kg, lb
Function keys ON/OFF, TARE/ZERO, UNIT
Stabilisation Time 1-2 seconds
Operating Temp. and
humidity 0°C - 40°C 35%-90% RH
Transport and storage
temperature and
humidity
-20°C +60°C
25%-95% RH
9 volt battery
Power supply ADAPTOR 9V 300mA
Indicator display 1.0” LCD display with 5 active digits
Dimensions Assembled size: 343×348×55mm
Platform size: 343×293×20mm

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PANEL AND LCD DISPALY
LCD DISPLAY
1. : Stable symbol
2. : Minor weight value
3. : Low battery indication
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KEY FUNCTION DESCRIPTION:
a.ON/OFF:
1. Turn on the scale by pressing the ON/OFF key.
2. The display will count down from 88888 and will automatically
display zero (weighing mode).
3. Place the item in the middle of the scale. Wait until the scale
stabilizes and stable enunciator illuminates on the display.
b.ZERO/TARE:
Tare allows the user to zero the instrument to cancel the weight
of a container from the reading of the instrument,
thus giving the true weight of the product being tested.
1. Turn on the scale by pressing the ON/OFF key.
2. When 0 is displayed, place the object to be tared on the scale
platform.
3. Press the TARE/ZERO key after the weight stabilizes and
stable annunciator appears on the display.
4. The display will return to 0.
5. Place the item to be weighed (without removing the tare object)
on the scale. The weighing result is the Net weight of the item.
To delete the saved tare value, remove the tare object from the
scale platform and press TARE/ZERO key.
c.UNIT:
Press the UNIT key to switch from one weighing unit to another.
For example from g to lb.

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CALIBRATION PROCEDURE
Operation Display
1. Place the scale on a hard, level
surface.
2. Don’t press ON/OFF key,
3. Press and hold ON/OFF, and then
press UNIT key three times. To enter
into calibration procedure.
4. Display will show the Count value (256
~ 250000).
5. Then press the ZERO/TARE key.
6. Place the calibration weight (5000g)
carefully in the centre of the scale
plate, and the display will show SPAN
Count value (4000-80000). Press
the ZERO/TARE key. The adjustment
process is started.
7. When the adjustment is finished
successfully, the scale is automatically
switched over to the weighing mode
again and the calibration weight value
will be displayed.
8. Remove the calibration weight.
Re-power on, the instrument is in
normal mode.
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INSTRUCTION AUTO SHUT-OFF FUNCTION
Press ZERO
Key 3 sec
Define
Select

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ERROR MESSAGE
ERROR
MESSAGE
REASON ACTION
Low battery:
This warning shows that
the voltage of batteries
is too low to use.
Please replace with new
batteries or plug the AC
adaptor for operation.
Overload:
The total load exceeds
the maximum capacity of
the scale.
Please reduce the loading
and try again.
Counting error (too
high):
Indicates that the signal
from the load cells is too
high.
This error is normally
caused by a serious fault
on the scales i.e. a faulty
load cell or wiring.
Please contact the local
Service Representative.
Counting error (too low):
Indicates that the signal
from the load cells is too
low.
This error is normally
caused by a serious fault
on the scales such as a
faulty load cell or wiring.
Please contact the local
Service Representative.
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R OHS C O M P L I A N C E
EU Directive 2011/65/EU restrict the use of the 6 substances below
in the manufacture of specified types of electrical equipment.
The product does not contain any of the restricted substances
in concentrations and applications banned by the directive;
and for components, the product is capable of being worked on
at higher temperatures required by lead-free soldering.
The restricted substances and maximum allowed concentrations in
the homogenous material are, by weight:
Substance Concentration
Lead 0.1%
Mercury 0.1%
PBB (Polybrominated Biphenyls) 0.1%
PBDE (Polybrominated Diphenyl Ethers) 0.1%
Hexavalant Chromium 0.1%
Cadmium 0.01%
YAMATO CORPORATION
1775 S, Murray Bivd.
Colorado Springs, Co 80916 USA
Tel [phone] Fax [phone]
YAMATO TECH CORPORATION
#112-194525 Langley By-Pass
Surrey, B.C. V3S 6K1 Canada
Tel[phone] Fax[phone]
IN
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139
1
[1500
3
A]
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