Adam Equipment CBW 100a Скачать руководство пользователя страница 2

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@Adam Equipment Company 2005

CONTENTS

1.0

INTRODUCTION .............................................................................................3

2.0

TROUBLE SHOOTING GUIDE........................................................................3

3.0

ERROR CODES ..............................................................................................5

4.0

CBW DESCRIPTION .......................................................................................6

5.0

CBW CALIBRATION & PARAMETERS (VER.1.2-2.03)..................................7

5.1

CBW CALIBRATION (VER. 1.2-2.03) ..........................................................7

5.2

CBW PARAMETERS (VER. 1.2-2.03)..........................................................8

6.0

TWO POINT FACTORY CALIBRATION........................................................10

6.1

ADC OUTPUT CHECKING............................................................................11

7.0

LOAD CELL DAMAGE...................................................................................12

8.0

CBW RS-232 INSTALLATION .......................................................................14

9.0

SCHEMATICS ...............................................................................................16

Содержание CBW 100a

Страница 1: ...Adam Equipment Company 2005 Adam Equipment CBW SERIES SERVICE MANUAL ADAM EQUIPMENT CO LTD p n 4331 Rev A3 January 2005...

Страница 2: ...0 ERROR CODES 5 4 0 CBW DESCRIPTION 6 5 0 CBW CALIBRATION PARAMETERS VER 1 2 2 03 7 5 1 CBW CALIBRATION VER 1 2 2 03 7 5 2 CBW PARAMETERS VER 1 2 2 03 8 6 0 TWO POINT FACTORY CALIBRATION 10 6 1 ADC OU...

Страница 3: ...is blank Power Switch faulty or not connected No turn on test Battery not charged or faulty Power supply faulty or incorrect type E6 is displayed Pan not installed Poor connection Load cell damaged El...

Страница 4: ...te weight Balance not level Obstruction between sample pan Wrong unit of weight displayed Cannot use Full Capacity Over load Stops hitting pan support or hitting bottom of load cell Electronics faulty...

Страница 5: ...Keyboard error Improper operation of the scale A D count is not correct when turning the scale on Platform is not installed Load cell is damaged Electronics is damaged Scale is not stable when settin...

Страница 6: ...W are similar except the selection of load cells and the program The main circuit board is the same as used in the CBC scales Normally if a problem is found with a circuit board the most cost effectiv...

Страница 7: ...ero Enter key when the stable indicator is on Or if a different value is desired enter the value using the arrow key to select the flashing digit and the to increment the flashing digit If value is co...

Страница 8: ...Print keys at the same time Setting the scale increment The display will show where can be 1 2 5 10 or 20 The first value shown is the default scale increment value To change to a different increment...

Страница 9: ...division The display will show Press the Tare key to change the value Press the Zero Enter key to store the changed setting Selectable unit of weight displayed The scales are normally set to display...

Страница 10: ...cator will not show or when the raw counts do not seem to be moving Please ensure that the load cell is not damaged and that the load cell is wired correctly with the right output voltages To start th...

Страница 11: ...ead load percentage of the cell If with no load on the pan the counts are below 1000 or above 200 000 then the load cell should be tested as explained in the next section Apply full capacity to the pa...

Страница 12: ...articular way on the metal structure These 4 strain gauges are connected in such a way that they form a wheatstone bridge See figure below In the simplest load cells there are only the 4 resistances o...

Страница 13: ...voltmeter with up to a 10volt power supply Before the load cell is connected to the power supply use the ohmmeter to measure the resistance between the wires Typical resistance values are E to E 410...

Страница 14: ...needs to be amplified to make it acceptable for the A D converter used The TCC CBW scales amplify the input by 200 and change the no load voltage to about 2 5V The TFC and TFW scales use a gain of 500...

Страница 15: ...he top pan and take out the 5 screws from the bottom of the scale 2 Detach the 4 cables connected with the Load cell Display Power Switch and Battery Chamber from the main PCB Remove the main PCB by t...

Страница 16: ...ale on to verify proper installation Set the parameters as described in the Service Manual and perform the Factory Calibration by using the Limit and keys together If the RS 232 needs to be disabled o...

Страница 17: ...Adam Equipment Company 2005 17...

Страница 18: ...Adam Equipment Company 2005 18...

Страница 19: ...to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment The equipment generates uses and can radiate radio frequency energy and if not...

Страница 20: ...tronic Scales for Medical use Retail Scales for price computing Adam Equipment Co Ltd Bond Avenue Milton Keynes MK1 1SW UK Phone 44 0 1908 274545 Fax 44 0 1908 641339 e mail sales adamequipment co uk...

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