Charder W320 User manual

0IN-00020 [REV001] 201709
Bench Scale with Remote Display
W320
User’s Manual
www.charder.com
Please read this manual carefully before operating your set and retain it for future reference.

W320 Series
1IN-00020 [REV001] 201709
CONTENTS
CONTENTS ......................................................................................................................... 1
INTRODUCTION ................................................................................................................. 2
Safety Precautions..................................................................................................................2
INSTALLATION.................................................................................................................... 2
Package Contents ...................................................................................................................2
Parts Description ....................................................................................................................3
Selecting the Location ............................................................................................................3
Power.....................................................................................................................................3
Battery Power.........................................................................................................................3
OPERATION........................................................................................................................ 4
Keypad and Display Description..............................................................................................4
Status Indicators.....................................................................................................................4
LED Indications ..........................................................................Error! Bookmark not defined.
Keypad Description.................................................................................................................4
Turning Scale On/Off ..............................................................................................................5
Zero Operation & Setting........................................................................................................5
Changing Units of Measure.....................................................................................................5
Checkweighing Mode ................................................................Error! Bookmark not defined.
Checkweighing Annunciators.....................................................Error! Bookmark not defined.
Backlight Setting........................................................................Error! Bookmark not defined.
MAINTENANCE .................................................................................................................. 6
Cleaning .................................................................................................................................6
Troubleshooting .....................................................................................................................7
Service Information ................................................................................................................7
TECHNICAL DATA................................................................................................................ 7
Specifications .........................................................................................................................7
Disposal..................................................................................................................................8
ERROR AND STATUS MESSAGE........................................................................................... 8
Error Message ........................................................................................................................8
WARRANTY........................................................................................................................ 8

W320 Series
2IN-00020 [REV001] 201709
INTRODUCTION
This manual provides detailed instructions for the installation work, operation and maintenance instructions of the
CHARDER W320 Scale, please read this manual completely before installing and operating scale.
Safety Precautions
Please follow these safety precautions:
• Verify AC Adapter input voltage matches the local AC power supply.
•Do not insert liquids or foreign object.
• Do not operate the scale in hostile environments.
• Do not drop loads or leave permanent load on the platform. This may damage the measuring system.
• Do not place the scale upside down on the pan.
•Do not open the scale. Never attempt to make repairs yourself because this could be dangerous. The warranty is
void if this stipulation is ignored. The scale may only be opened by authorized personnel.
•Always disconnect the device from the power supply before installing, servicing, cleaning or performing
maintenance.
• Check the power cable regularly for damage. If it is damaged, immediately disconnect the device from the power
supply.
INSTALLATION
Package Contents
•W320 Remote Display
•W320 Scale Base
• 2 x AC Power Adaptor
• User’s Manual
W320 Scale and Remote display
User’s Manual
AC Power Adaptor

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Parts Description
Selecting the Location
Select a firm, vibration-free and horizontal location for the scale. Avoid locations with direct sunlight, excessive air
current, heat sources, or rapid temperature fluctuations.
Make sure that your remote display and scale base are on and within range within 10 meters (30 feet).
Power
W320 support wireless and wired connection.
Wireless connection
Require 10-AA batteries, 4 for remote display, 6 for scale base.
Wired connection
Connect the AC Adaptor for scale base and remote display to the AC mains supply. Connect the plug to the AC jack on
the bottom of the scale as shown in the illustration below. The power outlet should be close to the scale and easily
accessible.
Battery Power
The remote display uses 4-AA batteries and the scale base uses 6-AA batteries, both units will automatically switch to
battery operation if using wireless connection there is a power failure or the power cord is removed to provide
uninterrupted scale operation.
Note: When low battery , is displayed, the scale will shut off after 120 seconds.
CAUTION:
Risk of explosion can occur if replaced with the wrong type or connected improperly.
Do not disassemble, repair or otherwise manipulate the battery socket.
Obey the local laws and regulations on disposing the battery.
Stainless Steel Scale Base
Remote Display

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4IN-00020 [REV001] 201709
OPERATION
Keypad and Display Description
Status Indicators
ICON
Description
Stability display
>0<
Zero setting activated
NET
Display net weight
Hold
Display hold function
Ready to weighing
Tare sensor field
g / lb / lb:oz / oz
Currently chosen weight unit
Keypad Description
KEY
DESCRIPTION
FUNCTION
ON/OFF Switch
-Turn on and off display
Unit Switch
-Change the weighing units to alternate units of
measurement
Hold
-Call up hold function
Tare
-Tarring
Channel Switch
-Channel switch for scale base
ON/OFF Switch at the
bottom of scale base
-Turn on and off scale base

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5IN-00020 [REV001] 201709
Turning Scale On/Off
To turn the remote display on and off, press the [ON/OFF] button. When turn on the remote display will display
and start flashing, then the display shows “0” and enters the active weighing mode.
To turn the scale base on and off, push the [ON/OFF] switch button that under the bottom of the scale base.
Notes:
If display appear with flash, and “0”does not show, press [Channel Switch] button to match up
with the scale’s channel. If display channel is setup on Channel-1, please select Channel-1 for scale base as well.
Channel setting instructions please see SETTINGS for instructions.
Tare Operation & Setting
When power on the scale and if the weight on the scale is within the initial zero tolerance, the scale will display zero
automatically.
Although there is nothing on the pan and the display is not zero, press [TARE] button or hand over the Tare sensor to
set zero to the scale.
Changing Units of Measure
In weighing mode, use [UNIT] to display the next available measuring unit. Repeat process to scroll through all units.
SETTINGS
Channel Setting
Before match up Channel of remote display and scale base, make sure they are turn off and signal range within 10
meters (30 feet).
Remote Display channel setting
Press [Channel Switch] button to select the display channel, see illustration below
Remote Display Channel setting
Channel-1
A triangle appears next to the Channel-1
Channel-2
A triangle appears next to the Channel-2
Channel-3
A triangle appears next to the Channel-3

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6IN-00020 [REV001] 201709
Scale base channel setting
Flip back the scale base and the dip switch is under the rubber stopper, the dip switch has four switches, only Switch 1,
2 and 3 are active for use, Switch-4 is not available. Setting. A switch that is up is on, a switch that is down is off, by
default, all switches are down(off), see illustration below
Tare Setting
Place an empty container on the scale and press [TARE] or hand over the Tare sensor of remote display. The display
will show a net value of “0”.
To clear the Tare value, press [TARE] or pass your have over the Tare sensorwith the pan empty.
Auto Off Time Setting
Press and hold [ON/OFF] first and press [TARE] button, then release both key until the display show
Press [UNIT], the display will show A_OFF, press [TARE] to enter auto off time setting and press [TARE] to select auto
turn off time or off this function. And press [TARE] and press [HOLD] to see End to confirm setting.
Tare Sensor Off Setting
Press and hold [ON/OFF] first and press [TARE] button, then release both key until the display show
Press [UNIT], the display will show , press [TARE] to enter tare sensor setting and press [TARE] to select on
or off this function. And press [TARE] and press [HOLD] to see End to confirm setting.
MAINTENANCE
Cleaning
Before cleaning, disconnect the power plug from power outlet and remove batteries from the appliance to power off
the both units.
•Clean with a damp cloth and a mild soap or similar agents if necessary, and buffed dry with.
• Do not use any acids, alkalis or strong active solvents to clean the housing or control panels.
Scale Base
Dip-switch setting
Channel-1
Channel-2
Channel-3

W320 Series
7IN-00020 [REV001] 201709
Troubleshooting
SYMPTOM
POSSIBLE CAUSE
REMEDY
Scale will not turn on
Battery discharged
Check the battery or adapter
Power cord not plugged in properly
Check power cord connection and
plugged in properly into the power
outlet.
Other failure
Have the scale serviced by Charder
authorized service center.
Poor accuracy
Unstable environment
Move the scale to suitable location,
refer to the manual Selecting the
Location.
Improper calibration
Perform calibration.
Service Information
If the troubleshooting section above does not resolve or describe your issue, contact your authorized Charder service
agent for further assistance or Charder Customer Support at [phone] or email to [e-mail]
TECHNICAL DATA
Specifications
MODEL
W320
Capacity
6 kg / 12 lb
12 kg / 25 lb
30 kg / 60 lb
Graduation
1 g / 0.002 lb
2 g / 0.005 lb
5 g / 0.01 lb
Power Requirements
Remote display: 4 x 1.5V AA-battery and 9V AC adapter
Scale base: 6 x 1.5V AA-battery and 9V AC adapter
Weighing Units
lb:oz, oz, g, lb
Display
1 in LCD
5-digit 6-Segment, Character height 25 mm/0.85 in
Key Function
5 Keys
Unit, Hold, Channel, Tare, On / Off
Operating
Temperature and
Humidity
5°C to 35° C / 41°F to 95°F
15% - 85% RH
Application Mode
Weighing
Construction
Scale base : 304 Stainless Steel housing and platform with ABS plastic bottom
Remote display: ABS Plastic
Platform Size
356 x 356 mm / 14 x 14 in
Assembled
Dimensions
356 x 356 x 41 mm / 14 x 14 x 1.6 in
Weight
3.2 kg / 7 lb

W320 Series
8IN-00020 [REV001] 201709
Disposal
In conformance with the European Directive 2002/96 EC on Waste Electrical and Electronic Equipment
(WEEE), this device may not be disposed of with domestic waste. This also applies to countries outside
the EU, according to their specific requirements.
Please dispose of this product in accordance with local regulations at the collecting point specified for
electrical and electronic equipment. For more detailed information about recycling this product, please contact the
local distributor from which you purchased this device.
ERROR AND STATUS MESSAGE
Error Message
ERROR MESSAGE
DESCRIPTION
REMEDY
Low battery indication for remote
display
Replace the battery or connect the
power for remote display.
Low battery indication for scale base
Replace the battery or connect the
power for scale base.
Zero value is lower higher than the
low limit value
Check if scale is placed correctly.
Recalibrate the scale. If this
problem remains unresolved,
contact Charder authorized service
center.
Overload
Remove excess weight and use
scale within its limits.
Fail to write EEPROM for remote
display
Have the scale serviced by Charder
authorized service center.
Fail to write EEPROM for scale base
Have the scale serviced by Charder
authorized service center.
WARRANTY
Charder scales are warranted against defects in material and workmanship for a period of 1(one) year from the date
of purchase. Please retain your receipt as proof of purchase. Warranty expiration on products returned without proof
of purchase will be determined from the manufacturing date code or the date of shipment to the authorized dealer.
Coverage may be invalidated as this date is previous to purchase date. No other express or implied warranty is given
by Charder.
Freight damage on returns is not covered under warranty.
This warranty does not apply for following reasons, the product has been damaged by accident or misuse, parts and
products of a consumable nature, exposed to radioactive or corrosive materials, has foreign material penetrating to
the inside of the product, or as a result of service or modification by other than Charder.

W320 Series
9IN-00020 [REV001] 201709
Charder Electronic Co., Ltd.
No.103, Guozhong Rd.,
Dali Dist., Taichung City
41262 Taiwan (R.O.C.)
Tel: [phone]
Fax: [phone]
http://www.charder.com
IN-00020 [REV001] © 2017 Charder Electronic Co., Ltd., All rights reserved