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 10

GP100 and GP250 User Instructions

8.

Press the 

[TARE]

 key to exit the setting and return the scale to 

0.0

 weight.

2.3 Unit Switching Configuration

The default setting for switching is ON. In this menu you can change the scale to weigh 
in kilograms (kg) only, pounds (lb) only, or units switching on.

To change units: 

1.

With the scale turned on, remove all weight from the scale.

2.

Press and hold the 

[TARE]

 key for 3 seconds. The display will read 

TARE

SET

Unit

To turn OFF units switching and weigh in lbs only:

1.

Press the 

[TARE]

 key enter into configuration menu. The display will read 

kg

2.

Press 

[TARE]

 key. The display will read 

ON

3.

Press the 

[UNITS]

 key once to scroll to 

OFF

4.

Press 

[TARE]

 key. The display will read 

0.1

5.

Press the 

[TARE]

 key. The display will read 

kg

6.

Press the 

[UNITS]

 key 5 times. The display will read 

END

7.

Press the 

[TARE] 

key to exit the setting and return the scale to 

0.0

 weight.

2.4 Scale Calibration

Periodically your scale may require calibration to ensure proper weighing. Calibration 
may be required if the scale has been improperly used by mishandling or by dropping 
the scale. You will need an accurate 50 or 200 pound weight to calibrate the scale. If 
calibration is performed with a weight other than 50 or 200 pounds, it will cause your 
scale to weigh inaccurately.

IMPORTANT: Do not enter into Calibration Mode without an accurate weight.

To calibrate the scale:

1.

Make sure the scale is turned off.

2.

Remove all weight from the scale.

3.

Press and hold the 

[ZERO/ON-OFF]

 key and press the 

[UNITS] 

key three 

times. The display will read 

CAL

.

3a.

Press 

[TARE]

 to display current calibration units; 

KG

 or 

LB

.

3b.

Press 

[UNITS]

 to select an alternate calibration unit; 

KG

 or 

LB

.

3c.

Press 

[TARE]

 to advance to scale capacity;

100

 or 

250

.

3d.

Press 

[TARE]

 to return to "

CAL

".

Summary of Contents for GP100-USB

Page 1: ...GP100 USB and GP250 USB Electronic General Purpose Bench Scale User Instructions AWT 35 500825 Issue AC...

Page 2: ...wo dimensional work and the making of a copy in two dimensions of a three dimensional work stored in any medium by electronic means or transmitted in any form or by any means including electronic mech...

Page 3: ...atures 5 Installation 6 Battery Installation 6 Routine Maintenance 7 Warranty 7 Cleaning and Care 7 Chapter 2 General Operation 8 Key Functions 8 Zero ON OFF 8 Tare 8 Units 9 Hold 9 Auto Power Off Con...

Page 4: ...of the pages 1 1 1 Text Conventions The keys used to interface with the GP100 250 are located on the front panel of the indicator The keystrokes are shown in BOLD between brackets e g ZERO Displayed m...

Page 5: ...the scale while using an empty container to hold them in place on the scale Simply place the empty container on the scale press the TARE key the scale will now display 0 0 weight Place items in the em...

Page 6: ...tly filed with the shipper 1 Open the box and carefully remove the scale from the shipping carton save the shipping carton for future use 2 Place the scale on a flat level surface free from vibration...

Page 7: ...and Care l Handle the scale with care Dropping the scale may cause damage to the scale which will not allow the scale to weigh properly This type of damage is considered abuse and violates the product...

Page 8: ...weight or a negative weight appears on the display 2 1 2 Tare To use the tare feature 1 Place an empty container on the weighing platform 2 Press the TARE key The scale will display zero weight When a...

Page 9: ...active 3 Place an item on the scale wait two seconds for the weight to become stable 4 When the weight becomes stable the Hold annunciator will no longer flash 5 Remove the item from the scale The we...

Page 10: ...times The display will read END 7 Press the TARE key to exit the setting and return the scale to 0 0 weight 2 4 Scale Calibration Periodically your scale may require calibration to ensure proper weigh...

Page 11: ...ble 2 1 Calibration Weight Table 2 2 Span Range 2 5 Connection with a PC The scale can automatically connect to a PC via a USB cable Note The USB cable is not included with the scale A USB A to USB B...

Page 12: ...nstall Update the USB Driver Use the link below to access the USB Installation Guide The document provides detailed installation and basic operation procedure and setup http www brecknellscales com do...

Page 13: ...press the UNITS key Baud rate will be displayed 8 Press the TARE key and press the UNITS key to toggle to the desired baud rate communication setting needed for your software 9 Press the TARE key and...

Page 14: ...has occurred Calibrate the scale see page 10 for instructions After pressing the HOLD key and placing a weight on the scale the weight will not hold on the display The continues to flash Remove weigh...

Page 15: ......

Page 16: ...38 8702 Fax 507 238 8271 Email sales brecknellscales com http www brecknellscales com Brecknell UK Foundry Lane Smethwick West Midlands England B66 2LP Tel 44 0 8452 46 6717 Fax 44 0 8452 46 6718 Emai...

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