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G&G JJ-BC Series, Operating Instruction

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G&G GmbH | Technical data 

2 

 

Manual Version 1.1 
09/2019 
EN 

Contents 

1

 

Technical data ....................................................................................... Fehler! Textmarke nicht definiert.

 

1.1

 

JJ223BF-JJ1523BF (3 Digits) ........................................................... Fehler! Textmarke nicht definiert.

 

1.2

 

JJ124BF-JJ324BF (4 Digits) ............................................................. Fehler! Textmarke nicht definiert.

 

2

 

Overview ..................................................................................................................................................... 4

 

2.1

 

Proper Use ........................................................................................................................................... 6

 

2.2

 

Improper Use....................................................................................................................................... 6

 

2.3

 

Control of inspection, measuring and test equipment ....................................................................... 7

 

3

 

Warranty ..................................................................................................................................................... 7

 

4

 

Basic Safety Precautions ............................................................................................................................. 7

 

5

 

Transportation and Storage........................................................................................................................ 8

 

5.1

 

Acceptance check ................................................................................................................................ 8

 

5.2

 

Packing ................................................................................................................................................ 8

 

6

 

Unpacking, Setup and Commissioning ....................................................................................................... 8

 

6.1

 

Installation Site, Location of Use ......................................................................................................... 8

 

6.2

 

Unpacking / Installation ...................................................................................................................... 9

 

6.3

 

Mains connection ................................................................................................................................ 9

 

6.4

 

Connection of peripheral devices ....................................................................................................... 9

 

6.5

 

Initial Commissioning .......................................................................................................................... 9

 

7

 

Adjustment ................................................................................................................................................. 9

 

7.1

 

Calibration ......................................................................................................................................... 10

 

8

 

Operating elements .................................................................................................................................. 10

 

9

 

Basic Operation......................................................................................................................................... 11

 

9.1

 

[Power On/OFF] ................................................................................................................................ 11

 

9.2

 

TARE .................................................................................................................................................. 11

 

9.3

 

CAL - [calibration with external weight] ........................................................................................... 11

 

9.4

 

UNIT  - [multifunctional key] ............................................................................................................. 11

 

9.4.1

 

Weighing unit selection [weighing mode] ................................................................................. 11

 

9.5

 

Print function [print mode] ............................................................................................................... 11

 

9.6

 

Pieces counting function [counting mode] ....................................................................................... 12

 

9.7

 

Underfloor weighing ......................................................................................................................... 12

 

10

 

Density determination (Hydrostatic weighing) .................................................................................... 12

 

Summary of Contents for JJ-BC Series

Page 1: ...n y T e l 4 9 0 2 1 3 1 1 3 3 5 6 0 5 F a x 4 9 0 2 1 3 1 1 3 3 5 6 0 7 Version 1 1 09 2019 EN Laboratory Analytical balances JJ BC To ensure the correct application of the scales of this series please read these instructions carefully and properly preserved for future reference ...

Page 2: ... 1 Acceptance check 8 5 2 Packing 8 6 Unpacking Setup and Commissioning 8 6 1 Installation Site Location of Use 8 6 2 Unpacking Installation 9 6 3 Mains connection 9 6 4 Connection of peripheral devices 9 6 5 Initial Commissioning 9 7 Adjustment 9 7 1 Calibration 10 8 Operating elements 10 9 Basic Operation 11 9 1 Power On OFF 11 9 2 TARE 11 9 3 CAL calibration with external weight 11 9 4 UNIT mul...

Page 3: ...isplayinformation Error messages 14 12 Interface RS 232C 14 12 1 Technical Data 14 12 2 Description of the data transfer 14 12 3 Remote control instructions 15 12 4 RS232 Pinout 9 pin D Sub 15 13 Configuration Explain of the function setting 16 14 Maintenance and Servicing 17 14 1 Cleaning 17 14 2 Maintenance and repair 17 14 3 Disposal 17 15 Instant help 18 ...

Page 4: ...80 mm Ø 120 mm Calibration weight 200g 200g 500g 500g 1000g 1000g Minimum weight 20 mg Warming up time 1 h Minimum piece weight 1mg Reference piece numbers for piece count 1 10 20 50 100 Weighing units g gram ct carat ozt troy ounce oz ounce GN gran dwt pennyweight lb pound Dimensions W x D x H 220 B 360 T 345 H mm Net weight 10 kg Underfloor weighing Yes Interface RS 232C Power supply AC 230V 10 ...

Page 5: ...ation External Calibration weight 100g 200g 200g 2000g 2000g Warming up time 60 min Minimum piece weight 0 1 mg 10mg Reference piece numbers for count 1 10 20 50 100 Weighing units g gram ct carat ozt troy ounce oz ounce GN gran dwt pennyweight lb pound Dimensions W x D x H 220 B 360 T 345 H mm 220 B 360 T 120 H m m Net weight 10 kg 8 kg Underfloor weighing Yes Interface RS 232C Power supply AC 23...

Page 6: ... height 15 mm An integrated RS 232 interface enables you to automatically send the weighing data to PC Powered by the external mains adapter 2 1 Proper Use The balance you purchased is intended to determine the weighing value of material to be weighed It is intended to be used as a non automatic balance i e the material to be weighed is manually and carefully placed in the center of the weighing p...

Page 7: ...tside the described uses The appliance is modified or opened Mechanical damage or damage by media liquids natural wear and tear The appliance is improperly set up or incorrectly electrically connected The measuring system is overloaded 4 Basic Safety Precautions Environmental conditions only use indoor check the detailed environment conditions for temperature and humidity in the technical details ...

Page 8: ... Use The balances are designed in a way that reliable weighing results are achieved in common conditions of use You will work accurately and fast if you select the right location for your balance Therefore observe the following for the installation site Major weighing deviations incorrect weighing results may be experienced should electro magnetic fields e g due to mobile phones or radio equipment...

Page 9: ...essing data from the balance Before connecting or disconnecting of additional devices printer PC to the data interface always disconnect the balance from the power supply 6 5 Initial Commissioning In order to obtain exact results with the electronic balances your balance must have reached the operating temperature warming up time 1 hour During this warming up time the balance must be connected to ...

Page 10: ... on for at least the required warm up time display is on 0 Press and hold the CAL key until the display changes to C XXX XXX is the required weight of the reference weigh when it displays C 100 now a 100g weight must be placed in the middle of the plateframe After a view seconds the calibration weight displayed and the stable weight symbol g shows that means the calibration is complete If after pr...

Page 11: ... zero display appears The weight of the container is now internally saved Weigh the material the net weight will be indicated The weight of the weighing container will be displayed as a minus number after removing the weighing container The tare weight is saved until it is deleted Remove the load from the balance and press the TARE button The tare procedure can be repeated as many times as necessa...

Page 12: ... the balance Open the Sealing cap at the balance bottom Suspend hook for underfloor weighing carefully and completely Place weighing balance over an opening Attach load to hook and carry out weighing procedure Always ensure that all suspended objects are stable enough to hold the desired goods to be weighed safely danger of breaking Never suspend loads that exceed the stated maximum load max dange...

Page 13: ...sinker is used whose volume V see embossing is known The glass sinker is weighed first in air A and then in the liquid B whose density is to be determined According to the Archimedes principle any object wholly or partially immersed in a fluid is buoyed up by a force equal to the weight of the fluid displaced by the object The volume V of the glass sinker is same as the volume of the displaced liq...

Page 14: ...he error message remains inform manufacturer 12 Interface RS 232C An integrated RS 232 interface enables you to automatically send the weighing data to PC Relevant codes and control commands are specified as following 12 1 Technical Data 8 bit ASCII Code 1 start bit 8 data bits 1 stop bits no parity bit Bit rates supported include 600 1200 2400 4800 and 9600 bit s default setting is 600 Miniature ...

Page 15: ...lly available at DTE DE 9 socket pin out 9 pin female as it is usually available at DCE DTE data terminal equipment Terminals resp computer DCE data circuit terminating equipment Balance Signal Pin Origin Abbreviation Name Typical purpose DE 9 DTE e g PC DCE e g Balance RxD Receive Data Carries data from DCE to DTE 2 Input Output TxD Transmit Data Carries data from DTE to DCE 3 Output Input GND Gr...

Page 16: ...st very quiet using location Filter 3 4 Robust but slow busy using location b C2 filtering strength setting values 0 1 2 3 The higher the value the lower the sensitivity and higher stability Filter 0 Setting for dispensing Filter is deactivated scale reacts very sensitive but also is very vulnerable to bad environment conditions Filter 1 2 Sensitive and fast very quiet using location Filter 3 Robu...

Page 17: ...solvents or similar agents but a cloth dampened with mild soap suds Ensure that no liquid penetrates into the device and wipe with a dry soft cloth Loose residue sample powder can be removed carefully with a brush or manual vacuum cleaner Remove spillages immediately 14 2 Maintenance and repair The appliance may only be opened by trained service technicians who are authorized by G G Before opening...

Page 18: ...s not at zero Adjustment is no longer correct Great temperature fluctuations Warm up time was ignored Electromagnetic fields static charging choose different location switch off interfering device if possible F L Lower zero position of sensor signal re Adjustment F H Weighing capacity is exceeded C L Lower zero position of sensor signal re Adjustment C F Calibration error instability or not at zer...

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