UWE VGP-3 User manual

TABLE OF CONTENT
1. BEFORE USE FOR THE FIRST TIME
2. INTRODUCTION
3. PANEL AND KEYBOARD
4. INTERNAL FUNCTIONS
5. INSTRUCTION TO USE
6. DAILY CARE AND MAINTENANCE
APPENDIX:
ERROR CODES
DISPLAY SEGMENT DEFINITION

1. BEFORE USE FOR THE FIRST TIME
●Thank you for purchasing an UWE product, please read this instruction
carefully before start using. You shall find the following items inside the
box:
VGP/VOP scale x 1
Switching power adaptor x 1
Operation manual x 1
If you don’t find all the items as described above, please contact your dealer for
further assistance.
●Place the scale in a stable environment and adjust the adjustable feet to a
level position by referring to the bubble level
●The scale is equipped with rechargeable battery, please charge it until the
charging indicator turns green to ensure the best battery performance
●Always use factory supplied power adaptor for charging purpose, an
unapproved power adaptor may shorten the battery life and further
damages the electronic components
●Warm up the scale for 15 minutes before use for the first time
●Make sure the capacity and division setup on the display when switching
on is the same as the data plate
●Avoid to use the scale when the environment is with strong wind, vibration
and strong magnetic field
●Use it within the recommended temperature range and avoid wet
environment
●Recharge the battery immediately when battery status indicator starts
flashing
●Use damp cloth to clean the scale if necessary, excessive moisture is
prohibited
●When not using, switch off the power and keep the scale in a dry and cool
place

2. INTRODUCTION
2.1 SPECIFICATION
Model No.
Capacity (Max)
W1/W2
Division (e)
e1/e2
VGP/VOP-3
1.5kg/3kg
0.0005kg/0.001kg
VGP/VOP-6
3kg/6kg
0.001kg/0.002kg
VGP/VOP-15
6kg/15kg
0.002kg/0.005kg
VGP/VOP-30
15kg/30kg
0.005kg/0.01kg
LCD Digits
VGP: Weight, Unit Price–5 digits, Total Price –6
digits
VOP: Weight, Unit Price, Total Price –6 digits
Power-on Zero Range
±10% of Max
Zero Range
±2% of Max
Tare Range
Full Range Tare
Platter Size
VGP: 230 x 250mm with Stainless Steel Insert
VOP: 225 x 320mm with Stainless Steel Insert
Power Source
External AC Adaptor: AC100~240V, DC9V/0.6A
Built-in Rechargeable Battery: 6V/4Ah
Operating Temperature
-10oC / 40 oC (14 oF / 104 oF)
Non-condensed. R.H.≦85%

3PANEL AND KEYBOARD
3.1 PANEL
1. ZERO INDICATOR
It appears when scale is at zero weight status
2. NEGATIVE INDICATOR
It appears when weighing result is below true zero
3. NET INDICATOR
It appears when tare function is engaged and weight shown is the net
weight
4. W1 INDICATOR
This indicates the scale is set with dual range, and the weight is within the
first range Max1/e1
5. W2 INDICATOR
This indicates the scale is set with dual range, and the weight is within the
second range Max2/e2
6. M+ INDICATOR
This indicates memory contains data

7. TOTAL INDICATOR
This indicator appears when value shown on the display is the total saved
value
8. BATTERY STATUS
This indicates the power level of the rechargeable battery, and should be
charged immediately when the sign starts flashing to prolong the time of
rechargeable battery
9. FIXED INDICATOR
This indicator appears when the fix unit price function is engaged, meaning
the unit price enter can only be cancelled manually
10. PAID INDICATOR
This indicator appears when pay & change function is engaged and as a
reminder for user to enter the amount receives from customer
11. CHANGE INDICATOR
This indicator appears when pay & change function is engaged and as a
reminder for user the amount shown in the UNIT PRICE window is the
amount to give to customer
12. CHARGING STATUS
Red light indicates AC power is supplied and charging is in process.
Green light indicates charging completed

3.2 KEYBOARD
ON/OFF
Press this key to turn on the scale, or press and hold this key
to turn off the scale
ZERO
1. 1. Press this key to manually set the display value to zero,
please refer to specification for manual zero range
2. Press this key to increase the value under internal setup
mode
TARE
1. Press this key to tare the weight off from the platter
2. Press and hold this key to enter Pre-Tare setup
CL
Press this key to clear the unit price entered wrongly, or to
escape and returning to weighing mode
M+/MC
1. Press this key to save the weighing result to memory
2. Press this key when TOTAL indicator is on to clear data
saved in memory
TOTAL/MR
Press this key to recall the accumulated weighing results
from memory by individual transaction and also total
amount
FIX
Press this key to fix the unit price without being erased after
weight is removed, and press again to unfix unit price
X
Press this key to calculate the price of non-weighed item
=
Press this key at the end of transaction to engage the
change function when customer wishes to pay

0 ~ 9
Use these numerical keys to key in price and quantity
．/MODE
1. Press this key for decimal point
2. Press and hold this key to switch weighing unit between
/kg or /100g
4INTERNAL FUNCTION
Because of metrological legislation, accessing to some internal functions is
limited to authorized person only when this unit is set to legal for trade. DO
NOT try to open the scale or manipulate with the hardware seal when the unit
is metrological approved. Please contact your dealer for more information.
Below table defines all the internal function, and kindly note some functions are
for dealer only.
DISPLAY
FUNCTION SETTING
ACCESS CONDITION
F0
Zero tracking speed
Dealer only when LOCKED
F1
1. Analog to digital offset value
2. Function key test
Open
F2
1. LCD segment check and software
version information2. Adjusting
backlight brightness
Open
F3
Scale configuration setup
Dealer only when LOCKED
F4
Auto power off
Open
F5
Transmission Protocol
Open
F7
Transmission Mode
Open

F8
Printer selection
Open
F9
Automatic/Continuous tare
Open
F16
Turning on/off real time clock
Open
F17
Time and date setup
Open
F18
Buzzer sound
Open
F19
High resolution verification mode
Dealer only when LOCKED
F20
Manufacturing site gravity value setup
Dealer only when LOCKED
F21
Final destination gravity value setup
Dealer only when LOCKED
F38
Backlight timing
Open
F100
Reset to factory default
Dealer only when LOCKED
MODE+ON
Linearity calibration
Dealer only when LOCKED
4.1 FUNCTION DEFINITION AND SETUP
●Press and hold TARE and press ON/OFF, display shows F1
●Use TARE (next) to scroll through the internal setting menu, and press ZERO
to enter the setting.
●Use MR/TOTAL in sub-setting menu to scroll through available options.
Press ZERO key to confirm and exit.
●Press M+/MC and display will show SAVE. If setting was changed, user can
either press ZERO for yes to save the changes made or press CL for not to
save the changes.

CAUTION: BEFORE LEAVING THE INTERNAL SETTING, ALL CHANGES MUST BE
SAVED OTHERWISE THE SCALE WILL STILL FUNCTION UNDER THE OLD
SETTING.
Offset Value & Function Key Test (F1)
Under this function scale will show the offset value and be able to check the
function of each key.
LCD Segment Check and Backlight Adjustment (F2)
Under this function all segments and indicators will be in flashing mode as well
as backlight for user to check if function properly. Backlight brightness also has
5 level selections for optimal viewing.
Press MR/TOTAL to adjust the backlight brightness. There are five settings,
press ZERO to confirm setting.
Auto Power Off (F4)
Under this function, user can select auto power off timing among 5 minutes, 10
minutes, 15 minutes and 20 minutes or disable the function. There are 5
settings, the numerical digit means the minutes to power off when scale idles.
ALL.on means the Scale will never automatically turn off unless manual
intervention.
5.oFF -> 10.oFF -> 15.oFF -> 15.oFF -> ALL.on
Transmission Protocol (F5)
Under this function, user can select the transmission interface, speed, mode
and format for RS-232 and also the communication protocol.
When display shows F5, press MODE to enter the function
First level selection:
nonE / rS232
Second level selection:
bAUd / ProtL
Selection under bAud:
2400 / 4800 / 9600 / 19200 / 38400 / 115200bps
Selection under ProtL:
n.8.1 / E.7.1 / o.7.1 / E.8.1
use MR/TOTAL key to select, M+/MC to change, ZERO key to confirm
Terminology: