UWE GW SERIES User manual

GW SERIES
MULTI-FUNCTION DIGITAL SCALE
OPERATION MANUAL
PLEASE READ THIS MANUAL VERY CAREFULLY
BEFORE ATTEMPT TO OPERATE THE SCALE
AUGUST 1999 REV 2
Specifications subject to change without prior
notice
CONTENTS
1. INSTALLATION INSTRUCTION
2. INSTALLATION DIAGRAM
3. SPECIFICATIONS
4. KEYBOARD LAYOUT
5. KEYBOARD DESCRIPTION
6. INTERNAL FUNCTIONS
7. OPERATING INSTRUCTION
8. TROUBLE SHOOTING
9. DAILY CARE AND MAINTENANCE
10.APPENDIX

1. INSTALLATION INSTRUCTION
1.1 CHECK AND MAKE SURE THAT THE FOLLOWING
ITEMS ARE INCLUDED.
This operation manual
Scale x 1
Plastic platter x 1
AC adaptor x 1
Stainless steel platter cover x 1
(option)
Contact your dealer if any items missed.
1.2 PLACING THE PLATTER
1.2.1 Place the platter into the scale in
longitude or latitude direction
preferred.Always placethe platterinto
the scale gently, no excessive force is
needed. Then place the stainless steel
platter cover (if purchased) onto the
plastic platter.
1.2.2 The stainless steel platter cover can
be fixed permanently to the platter by
putting a double side adhesive tape
between the platter and the stainless
platter cover.
1.3 POWER THE SCALE
1.3.1 This scale is powered by the built-in
rechargeable battery and/ or by a AC
adapter included.
1.3.2 Check and make sure that the voltage of
the AC adaptor supplied matches with the
voltage of the main output. Contact your
dealer if not.
1.3.3 Insert the output plug of AC adaptor
firmly into the DC input jack of scale.
The DC input jack is located at the left
side of scale.
1.3.4 Before first time use, charge the
built-in rechargeable battery for at
least 8 hours or until the charging
indicator turns green.
1.3.5 For safety reasons, do not share the same
mains outlet with other apparatus.
1.4 Retain all packing material for future
transportation of scale.

2. INSTALLATION DIAGRAM 3. SPECIFICATIONS
General Specifications
Capacity DivisionModel
Number Metric
Pound* Metric Pound*
GW-1500 1500g 3.3 1b 0.1g 0.01 oz
GW-3000 3000g 6.6 1b 0.2g 0.02 oz
GW-7500 7500g 16 1b 0.5g 0.05 oz
GW-15K 15000g
33 1b 1g 0.1 oz
GW-30K 30000g
66 1b 2g 0.2 oz
Power
Source
By Built-in Rechargeable Battery
and /or, AC Adaptor output = DC9V/
500mA
Platter 215 x 250mm
Tare Range
Full Range
Zero Range
Maximum = 2% of Rated Capacity
Auto Piece Weight Enhancement Range:
Minimum = 4 pieces
Maximum = 100% of max. counts previously
achieved
Temp. Range
0 ~ 400C (32 ~ 1040F)
Options: Backlight, Stainless Steel Platter
Cover,RS232 and Printer Interface
*To comply with the law of certain countries,
the pound unit may be disabled.
Contact your dealer for more information.
Specifications and functions subject to change
without prior notice.

4. KEYBOARD LAYOUT
1 KEYS
OFF Press this key to turn scale
off.
2ON/ZERO Press this key to turn scale
on or set weight to zero (max.
zero range = 2% of rated
capacity) or decrease value
during function
setting.
3 TARE Press this key to tare off
the weight of a container or
increase value during
function setting.
4 MODE Press this key to trigger
various function or move
cursor to right during
function setting.
5 SET Press this key to turn
backlight
on/off or confirm setting.
6 HI/LO/SAMPLE Press this key to trigger

various function value
setting.
7 DISPLAY SIGNSZERO STATUS SIGN. When the
à0ßweigh detected is at true
zero, an arrow will appear
and point at this sign.
8 - MINUS SIGN. When the weight
detected is below zero, an
arrow will appear and point
at this sign.
9 TARE STATUS SIGN. When the
tare function is being
employed, an arrow with
appear and point at this sign
.
10 LOW BATTERY SIGN. When this
sign is on, recharge the
battery or employ the AC
adaptor/AC cord
immediately.
11 MOTION This sign appears when
INDICATOR weight detected is not
stable.
12 HI INDICATOR This sign will on when
weight detected exceeds the
upper weight limit.
13 GO INDICATOR This sign will on when
weight detected falls within
the upper and lower limit.
14 LO INDICATOR This sign will on when
weight detected is below the
lower weight limit.
15 FUNCTION The function indicator
INDICATOR displays the function currently being
employed.
16 OTHERS
CHARGE RED: Built-in rechargeable
INDICATOR battery is being
recharged.
GREEN: Rechargeable battery
is completely
charged.
17 RS232/PRINTEROutput port for computer or

Output Port printer interface.
6. INTERNAL FUNCTIONS
6.1 INTERNAL FUNCTION TABLE
Function
Symbol Description Note
1 Fun - 1
Scale configuration
setting and dealer
calibration.
A
2 Fun – 2
Display segment
check.
3 Fun – 3
Off set value and span
value reading. A
4 Fun – 4
Auto
power off
setting.
5 Fun - 5
RS232 baud rate
setting. B
6 Fun – 6
Auxiliary weight unit
setting. A
10 Fun –10
RS232 protocol
setting. B
11 Fun –11
RS232 transmission
mode setting. B
12 Fun –12
Printer transmission
mode setting. C
20 Fun –20
RS2
32 data format
setting. B
21 Fun –
21
Printer data format
setting. C
30 Fun -30
Beep mode setting.
NOTE:
A For dealer and authorized person only.
Inappropriate setting will cause system
down. Contact your dealer for more
information or service.

B Functionwhen RS232interface ispurchased.
C Function when printer interface is
purchased.
6.2HOW TO ENTER THE REQUIRED FUNCTION MODE
6.2.1 Function 1 to 6
a. Turn scale off.
b. Press and hold MODE, then turn scale on.
Scale displays Fun-1
c. Press MODE until the required function
number appears.
d. Press SET
e. Press MODE until the required setting/
value appears.
f. Press SET to confirm.
h. Repeat step cto f for other function
setting, or
j. Press HI/LO/SAMPLE to save settings and
return to normal operation.
6.2.2 Function 10 to 30
a. Turn scale on.
b. PressandholdSETuntilFun -10 appears.
c. Utilize MODE, TARE and ON/ZERO to
achieve required function number.
d. Press SET to enter.
e. Press TARE until the required
setting/value appears.
f. Press SET to confirm.
h. Repeat stepctostepfforotherfunction
setting, or
j. Press HI/LO/SAMPLE to save setting and
return to normal operation.
6.3Internal Functions Description
Fun-1 Contact your dealer for more
information.
Fun-2 To check all display segment works
properly.
Fun-3 Contact your dealer for more
information.
Fun-4 To set the Auto Power Off Function.
Two modes are available: (Default =
4_OFF)
0_OFF = Auto Power Off Function is
disabled.
4_OFF = Scale will automatically turned
off after 4 minutes used.

Fun-5 Set RS232 baud rate: 7 rates are
available:
300, 600, 1200, 2400, 4800, 9600 and
19200
Fun-6 Contact your dealer for more
information.
Fun-10Set RS232C protocol. Two modes are
available:
E.7 = even parity, 7 data bit
N.8 = no parity, 8 data bit
Fun-11Set RS232C transmission mode. Three
modes are available:
00 = Key transmission mode. Data is
transmitted only when the
ON/ZERO is pressed.
Under this mode, no data will be
transmitted if weight detected
is less than 2% of rate c apacity.
Refer to Appendix 1 for minimum
weight required.
01 = Auto transmission mode. Data is
transmitted when weight
detected is stable.
Under this mode, no data will be
transmitted if weight detected
is less than 40 d.
02 = Continuos transmission mode.
Under this mode, data is
continuously transmitted
disregarding weight applied or
detected.
Fun-12Set Printer transmission mode. Two
modes are available:
00 = Key transmission mode. Data is
transmitted only when the
ON/ZERO is pressed.
Under this mode, no data will be
transmitted if weight detected
is less than 2% of rate capacity.
Refer to Appendix A for minimum
weight required.
01 = Auto transmission mode. Data is
transmitted when detected is
stable.
Under this mode, no data will be
transmitted if weight detected
is less than 40 d.

Refer to Appendix A for minimum
weight required.
NOTE: Details of every transaction
transmitted will be stored in memory.
Press MODE to transmit the total value
accumulated to printer.
NOTE: Thedatastoredinmemorywill be erased:
a. when MODE is pressed, or
b. when scale is turned off, or
c. when weight unit is changed.
Fun-20Set RS232 data format. Three formats
are available:
00 = Format 0 (Default)
01 = Format 1
02 = Format 2
Refer to Appendix B for individual
transmission format.
Fun-21Set Printer data format
00 = Format (Default)
01 = Format (Mot available)
Refer to Appendix C for printout format.
Fun-30Set Weight Check Beep Mode
Beep 0: No alarm output, (Default)
Beep 1: Alarm when weight detected
falls within the upper and lower
limit.
Beep 2: Alarm when weight detected
exceeds the upper limit or below
the lower limit.
Beep 3: Alarm when weight detected
exceeds the upper limit.
Beep 4: Alarm when weight detected is
below the low limit.
7.OPERATING INSTRUCTION
7.1 PLACING THE SCALE
Place this scale on a hard and strong
enough surface where is free from RF
interference, vibration, fire, direct
sunlight and excessive moisture.

For best weighing result, always place
this scale on a level surface. This scale
is equipped with a bubble level. If
required, adjust the adjustable feet
underneath the scale to obtain a level
condition.
7.2 POWER ON/OFF THE SCALE
7.2.1To turn scale on, press ON/ZERO.
7.2.2To turn scale off, press OFF.
7.3 BACKLIGHT MODE
7.3.1Turn backlight on
a. press SET during normal operation.
b. Backlight is turned on.
NOTE: The backlight function is monitored by
a power saving program. Backlight will
be automatically turned off after
weight displayed is unchanged for about
30 seconds. Backlight will
automatically be turned on again by
pressing any key or when a new weight
is detected.
7.3.2 Turn backlight off
When backlight is on, press SET to turn
backlight off.
7.4 TARE FUNCTION
7.4.1 To Tare Off the Weight of a Container
Place a container onto platter, then
press TARE to tare off the weight of it.
After the TARE is pressed, the tare sign
will appear.
7.4.2 To Clear the Weight of a Container from
Memory
Remove the container from the platter
then press TARE. The tare sign will go
off indicating no container weight is
resided in memory.
7.5 ZERO FUNCTION
If Zero Status Sign does not appear when
scale is unloaded, press ZERO to reset
weight displayed to zero. Refer to
generalspecificationtableformaximum
zero range.
7.6 PLACING LOAD
Always place a load onto the platter
gently. Sudden shock, excessive force