U.S. Solid USS-DBS49 Manuale utente

Instruction Manual
USS-DBS49 Analytical Balance

Table of Contents
1. Introduction................................................................................................................1
1.1 Safety Precautions.............................................................................................1
2. Design and Function...................................................................................................3
2.1 Components...................................................................................................... 3
2.2 Display panel..................................................................................................... 5
2.2.1 Home page.............................................................................................. 5
2.2.2 Menu....................................................................................................... 6
3. Installation..................................................................................................................8
3.1 Unpacking and delivery inspection................................................................... 8
3.2 Selecting the location........................................................................................ 9
3.3 Installing components..................................................................................... 10
3.4 Leveling the balance........................................................................................10
3.5 Connecting the power.....................................................................................12
4. Settings and Calibration........................................................................................... 13
4.1 Display speed...................................................................................................13
4.2 Stability............................................................................................................14
4.3 Calibration....................................................................................................... 15
4.3.1 Internal calibration................................................................................ 16
4.3.2 Automatic internal calibration.............................................................. 17
4.3.3 External calibration............................................................................... 19
5. Weighing and Applications.......................................................................................21
5.1 Weighing..........................................................................................................21
5.1.1 Unit of weight........................................................................................22
5.2 Counting function............................................................................................22
5.3 Percent weighing............................................................................................. 25
6. System settings.........................................................................................................28
6.1 Time and Date................................................................................................. 28
6.2 Touch Calibration.............................................................................................29
6.3 Restore factory defaults.................................................................................. 30
7. Maintenance.............................................................................................................31
7.1 Precautions......................................................................................................31
7.2 Cleaning...........................................................................................................32
7.3 Disposal........................................................................................................... 32
8. Troubleshooting........................................................................................................33
8.1 Troubleshooting...............................................................................................33
8.2 Error code........................................................................................................ 34
9. Technical Data...........................................................................................................35

1
1. Introduction
Thank you for choosing the U.S. Solid USS-DBS49 Electronic Analytical
Balance.
The U.S. Solid USS-DBS49 Electronic Analytical Balance is precise and
reliable. It provides a high level of operating convenience and response
sensitivity to facilitate determination of the weight of your samples. U.S.
Solid’s dedicated customer service staff are available to answer any
inquiries regarding applications and accessories.
Please read the manual completely and follow the usage instructions
before installation and operation as this will help you to make full use of
the functions and performance of the USS-DBS49 Analytical Balance.
1.1 Safety Precautions
The U.S. Solid USS-DBS49 Analytical Balance qualifies as state-of-the-art
technology and complies with all recognized safety rules. Improper use
or handling, however, can result in damage and/or injury. Please follow
the precautions below to ensure safe and trouble-free operation of your
balance.
•The balance has a 3-pin power socket equipped with a
ground terminal. To prevent electric shock and to maintain

2
stability in operation of the balance, be sure to ground the balance.
•Avoid getting the balance wet as it is not water resistant. Any leakage
of liquid into the balance may damage the balance or cause an electric
shock to the user.
•Use a power source (voltage, frequency, outlet type)
adapted to the specification of the balance. If excessive
voltage is used, the balance may overheat and be damaged or cause a
fire.
•Operate the balance on a stable, rigid and flat table.
•Handle the balance carefully. It is a precision device,
subjecting it to impact may result in a malfunction.
•If the device is not be used for a long period of time, the power
should be turned off and disconnect the power cable.
•Do not disassemble, remodel or repair this product or accessories.

3
2. Design and Function
2.1 Components
1: Weighing chamber
2: Weighing pan
3: Anti-draft ring
4: Display panel
5: Glass door
6: Handle of glass door
7: Balance main body
8: Leveling foot

4
1: RS-232 connector
2: Switch button
3: Level bubble
4: Power inlet

5
2.2 Display panel
2.2.1 Home page
No.
Description
Measuring result area
1
Weight value
2
Weight unit
3
Indicates positive or negative values
Operating buttons area
4
Execute internal calibration
5
Print measuring result
6
Enter the menu page
7
Zero the value when in the no-load state
8
Tare the balance

6
9
Switch the weight unit
Settings display area
10
Display speed currently selected
11
Stability currently selected
12
Automatic internal calibration mode currently selected
13
Indicates the current test mode
Other area
14
Time and date
2.2.2 Menu

7
No.
Display
Name
Description
1
Speed
Adjust the display speed of the balance
2
Stability
Adjust the stability of the balance
3
Printer
Printer Settings
4
Calibration
Weight calibration, including automatic
internal calibration and external
calibration
5
System
Setting
Set time and date, perform touch
calibration and restore factory defaults
6
Mode
Test mode selection, including weighing,
counting and percent weighing
7
System
Information
View the basic parameters of the
analytical balance
8
Back
Return to the home page

8
3. Installation
3.1 Unpacking and delivery inspection
The USS-DBS49 Analytical Balance is a precision instrument. Unpack the
balance carefully and check the delivered items for completeness.
The following accessories are part of the standard equipment for your
new USS-DBS49 Analytical Balance:
·1 Balance Main Body
·1 Weighing Pan
·1 Draft Shield
·1 Power Cable
·1 200g Calibration Weight
·1 Glove
·1 Instruction Manual
·1 Quality Certification
Check the instrument for damage in transit. Immediately inform the
U.S. Solid customer service if you have any complaints or parts are
missing.
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