UWE DM-3000, DM-6000, DM-15K, DM-30K, DM-1100 Operation Manual

DM SERIES

ELECTRONIC WEIGHING SCALE

OPERATION MANUAL

PLEASE READ THIS MANUAL VERY CAREFULLY BEFORE

ATTEMPT TO OPERATE THE SCALE

FEBRUARY 2002

Specifications subject to change without prior notice

CONTENTS

CAUTIONS

1. INSTALLATION

2. SPECIFICATIONS

3. KEYBOARD LAYOUT AND DESCRIPTION

4. INITIAL SETUP

5. INSTRUCTION FOR USE

6. TROUBLE SHOOTING

7. DAILY CARE AND MAINTENANCE

CAUTIONS

1. This unit is legal for trade only when it
is sealed (and/or stamped) and bearing a
serial number. Do not attempt to break the
seal (or stamp) affixed to this scale or
remove the serial number. Contact your
dealer for more information and after sales
service.

2. For most accurate weighing result, do not
use this scale in where or when the
environment condition falls beyond as those
listed on SPECIFICATIONS.

3. Do not attempt to open this unit or conduct
any trouble shootings other than those
listed on TROUBLE SHOOTING.

4. Do not submerge scale into water.

5. Do not use pressurized water nozzle for
cleaning.

Do not use this scale for chemical substances
or in any environment that contains chemical
vapor.

6. Precision measuring instrument, handle with
care.

7. Always apply the rubber cap (FIG 2 E) when
not in charging.

8. Do not attempt to open scale.

1. INSTALLATION

1.1 Check and make sure that the following
accessories are included:
This operation manual
Scale x 1
Plastic platter x 1
Stainless steel cover x 1
Power adaptor x 1

Contact your dealer if any item missed.

FIG 1

FIG 2

1.2 Locks the plastic platter (FIG 1 A) to the
platter holder, with the screw (FIG 1 B)
included, and then apply the rubber cap
(FIG 1 C).

1.3 Place the stainless steel platter (FIG 1
D) onto the plastic platter.

1.4 Power on the scale
a. Before plugging the power adaptor into

electricity outlet, check and make sure
that the input voltage of power adaptor
matches with the output voltage of the
outlet. If not, do not plug in and contact
your dealer immediately.

b. Before first time use, plug the adaptor

into the wall outlet and charge the scale
for at least 8 hours.

c. After battery is fully recharged, remove

adaptor from scale. Apply the rubber cap
(FIG 2 E) to seal the DC input jack of
scale.

2. SPECIFICATIONS

Model No. Capacity Division Accuracy Min.Load
DM-3000 3000g 1g 1/3000 20g
DM-6000 6000g 2g 1/3000 40g
DM-15K 15kg 0.005kg 1/3000 0.1g
DM-30K 30kg 0.01kg 1/3000 0.2g
DM-1100 1100g 0.1g 1/11000 2g
DM-11K 11kg 1g 1/11000 20g
Tare Range Full tare range (Subtractive)
Display 5 x 24mm LCD display
Operation
Environment

0o~40oC (32o~104oF),
Non-condensed. R.H.¡Ø85%

Power source By Built-

in rechargeable battery or power

adaptor

Specifications subject to change without notice

NOTE

To comply with the law of certain countries
and certain approval requirements, the
imperial weight units may be disabled. Contact
your dealer for more information.

3. KEYBOARD LAYOUT AND DESCRIPTION

1. ON/ZERO KEY

Press this key to: (a) turn scale on or reset
display value to zero during normal
operation, (b) return to normal operation
during function setup

2. TARE KEY

Press this key to tare off the weight of
a container during normal operation.

3. MODE KEY

Press this key to shift among different
weight units and display parameters.

4. OFF KEY

Press this key to turn scale off.

5. ZERO INDICATOR

This indicator appears to indicate a zero
weight status.

6. TARE INDICATOR

This indicator appears to indicate the tare
function is in operation and weight
displayed is net weight.

7. WEIGHT UNIT INDICATOR

This indicator appears to indicate the
weighing unit being selected is at metric.

8. LO-BAT INDICATOR

When this indicator appears, recharge the
scale immediately. Failure to do so may
cause unrecoverable damage to the
rechargeable battery inside scale.

9. IN-CHARGE INDICATOR

Red color: Recharging battery
Green color: Charging completed

10. WEIGHT UNIT INDICATOR

This indicator appears to indicate the
weighing unit being selected. Two
avoirdupois weight units are available and
this indicator means the weighing unit is
at decimal pound (e.g. 5.62 means 5.62 lb).

11. WEIGHT UNIT INDICATOR

This indicator appears to indicate the
weighing unit being selected is at
pound/ounce (e.g. 2.15.1 means 2 lb and 15.1
ounce).

4. INITIAL SETUP

4.1 PLACING THE SCALE

In order to obtain an accurate weighing result,
the scale must be placed on a strong and level
surface.

If required, adjust the adjustable feet (FIG
2 F) underneath scale to obtain a level position.
Refer to the bubble indicator for leveling
condition.

4.2 INTERNAL SETTING

4.2.1 Select Weight Unit and Display Resolution

The scale is equipped with metric and
avoirdupois weight units. Default setting =
metric weight unit only. Follow the below steps
to enable/disable the avoirdupois units.

Turn scale off
a. Press and hold TARE, then press ON/ZERO
b. Scale displays F.1
c. Press TARE twice
d. Scale displays F.3

e. Press and hold MODE for 3 second and then

release.

f. Press MODE to shift between desired

configurations appears.

g. Press ON/ZERO to confirm and return to

normal operation.

NOTE

To comply with the law of certain countries
and certain approval requirements, the
avoirdupois weight units may be disabled.
Contact your dealer for more information.

4.2.2 Select Auto Power Off Setting

The scale is equipped with Auto Power Off
Function. The scale will be turned off

automatically if it is not used for 4 minutes.
Follow the below steps to enable/disable
Auto Power Off Function

a. Turn scale off
b. Press and hold TARE, then press ON/ZERO
c. Scale displays F.1
d. Press TARE three times

e. Scale displays F.4
f. Press MODE to shift between 0._OFF and

4._OFF.

g. To enable Auto Power Off Function, press

ON/ZERO when 4._OFF appears.

h. To disable Auto Power Off Function, press

ON/ZERO when 0._OFF appears.

i. Press ON/ZERO to confirm and return to

normal operation.

4.3 SELECT BAUD RATE SETTING

This scale equipped with 6 RS232C output baud
rate settings for user to choose the desire
print transmission speed. Default setting =

9600.
Follow the below steps to select baud rate.

a. Turn scale off
b. Press and hold TARE, then press ON/ZERO
c. Scale displays F.1
d. Press TARE four times
e. Scale displays F.5
f. Press MODE to select baud rate of 1200,

2400,4800, 9600, 19200, 38400.

g. Press ON/ZERO to confirm and return to

normal operation.

Note:

No transmission will be activated if weight
detected is less than 20e.

The default data output format of the scale
is

Baud Rate = 9600
Data Bit = 8
Stop Bit = 1
Parity = None

5. INSTRUCTION FOR USE

5.1 BEFORE WEIGHING

Make sure that:
a. The plastic platter is screwed firmly and

the stainless steel platter cover is placed
on the plastic platter.

b. The scale is placed on a level and strong

surface.

c. The scale is turned on.
d. The ZERO INDICATOR is on. If not, press

ZERO/ON to set display to zero.

5.2 WEIGHING

a. Always place an object onto the platter

gently. Excessive force applied to platter
may cause damages to sensor inside scale.

b. The weight of the object would be displayed

automatically.

c. It is a good practice to remove all loads

from platter after weighing. It would
prolong the lifetime of scale.

5.3 SELECT WEIGHT UNIT

Press MODE to shift among kg à decimal lb à
lb/oz. à kg weight units. Refer to 4.2.1 for
internal setting procedures.

The weight unit used before power off would
be employed when the scale is turned on again.

5.4 SMART POWER SAVING FUNCTION

When this function is enable, the backlight
will be turned off when constant/zero weight
is detected and remains stable for about 10/3
seconds.
Backlight will be automatically turned on again
when a weight is detected.

5.5 SET DISPLAYED VALUE TO ZERO WHEN UNLOADED

Pressing the ON/ZERO can eliminate a positive
or negative value. After the ON/ZERO is pressed,
the ZERO INDICATOR appears.

Refer to SPECIFICATIONS for maximum zero range.

5.6 TARE OFF THE WEIGHT OF A CONTAINER

When a container is used, follow the below steps
to tare off the weight of the container and
get the net weight.
a. Remove all loads away from platter
b. Make sure that the ZERO INDICATOR is on.
c. Place the container on the platter.
d. Press TARE.

After TARE is pressed, the TARE INDICATOR would
appear.

Refer to 5.2 for weighing procedures. Weight
displayed under is the net weight of the subject
matter. Refer to SPECIFICATIONS for maximum
tare range.

5.7 CLEAR THE TARE FUNCTION

Remove all loads from platter then press TARE.
After TARE is pressed, the TARE INDICATOR would
disappear.

5.8 RECHARGE THE SCALE

The scale is equipped with a built-in
rechargeable battery. When the LO-BAT
INDICATOR appears, recharge the scale
immediately. Failure to do so may cause
unrecoverable damage to the rechargeable
battery.
Charging is completed when the color of the

IN-CHARGE INDICATOR turns to green.

6. TROUBLE SHOOTING

Syndrome Scale cannot be turned on
Check: Is the scale charged?
Action: Recharge the scale for at least 8

hours before first time use or plug
in the power adaptor before power
on the scale.

Check Is the power adaptor inserted

properly into both the electricity
outlet and the DC inlet of scale.

Action: Secure both ends of the power adaptor

and try again.

Syndrome Scale turned off automatically
Check Is Auto Power Off Function employed?
Action Refer to 4.2.2 to disable Auto Power

Off Function.
Check Is the LO-BAT INDICATOR on?
Action Apply the power adaptor.

Syndrome Rated capacity cannot be reached
Check Is the TARE INDICATOR on?
Action: Turn the scale off. Remove all loads

from platter and turn on again.

Check Is there anything obstructing the

platter?

Action Remove all obstacles.

Syndrome Weighing result is not accurate
Check Is the scale placed in a level

condition?

Action Adjust the adjustable feet to a level

condition.

Check Is the scale affected by airflow,

vibration or RFI?

Action: Place the scale away from all

disturbances.

Check Is the scale calibrated correctly?
Action Contact your dealer.
Check Is the correct weight unit employed?
Action Refer to 4.2.1 and 5.3 for weight

unit setting and usage.

Syndrome Scale displays

00000

Check Is the scale overloaded?
Action Remove some loads from platter.

Syndrome Scale displays

00000

Check Is the stainless steel platter cover

placed on the platter?
Action Place the stainless steel platter

cover onto the platter.

7. DAILY CARE AND MAINTENANCE

7.1 Clean the scale with a soft and damp cloth.
If necessary, apply a mild detergent.

7.2 Do not use any harsh, abrasive material,
acetone, volatile solvent, thinner or
alcohol for cleaning.

7.3 Verify the accuracy of scale
periodically. Re-calibrate the scale if
necessary.
Note: In some countries, calibration is
restricted to be done by an
authorized/qualified agent only.
Contact your dealer for more
information.

7.4 It is a good practice to apply the dust
cover when operating the scale.

7.5 The scale must be placed horizontally
during transportation or long time
storage.

7.6 Remove platter from scale before
transportation or long time storage.

7.7 Store scale in a dry and clean place.