Related Manuals for Adam Equipment CBW Series
Summary of Contents for Adam Equipment CBW Series
- Page 1 Adam Equipment CBW SERIES SERVICE MANUAL ADAM EQUIPMENT CO. LTD. p.n. 4331, Rev. A3, January 2005 @Adam Equipment Company 2005...
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Page 2: Table Of Contents
ERROR CODES ....................5 CBW DESCRIPTION ..................6 CBW CALIBRATION & PARAMETERS (VER.1.2-2.03) ........7 CBW CALIBRATION (VER. 1.2-2.03) ............7 CBW PARAMETERS (VER. 1.2-2.03)............8 TWO POINT FACTORY CALIBRATION............10 ADC OUTPUT CHECKING................11 LOAD CELL DAMAGE...................12 CBW RS-232 INSTALLATION ...............14 SCHEMATICS ....................16 @Adam Equipment Company 2005... -
Page 3: Introduction
1.0 INTRODUCTION The CBW series of scales are general purpose scales. Refer to the Operators Manual for details of operation. This manual will cover details of calibration and troubleshooting. If you have a problem with the scales that is not directly addressed by this manual then contact your dealer or Adam Equipment for more assistance. - Page 4 Not Linear Overload stops hitting too soon Faulty factory calibration Off Centre Loading error Overload Stops not correct Obstruction under pan Battery will not charge Charging circuit failure Battery Failure Incorrect adapter (below 800 mA) Processor failure @Adam Equipment Company 2005...
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Page 5: Error Codes
+ 10% of the factory in old calibration). The old calibration versions data will be retained until the calibration process is complete. Scale is unstable. There is vibration or draft making the scale unstable. Electronics may be damaged. @Adam Equipment Company 2005... -
Page 6: Cbw Description
Schematics are attached in order to complete the documentation. However it is rare that the problem due to a faulty component on the PCB is traced by a user. The main PCB assembly includes: A/D converter (AU1), Microprocessor (DU1) and Power supply/battery charger circuits (DU5, T2). @Adam Equipment Company 2005... -
Page 7: Cbw Calibration & Parameters (Ver.1.2-2.03)
” is shown during calibration, re-check the calibration and repeat, if necessary. If the error cannot be corrected contact your dealer or Adam Equipment for advice. CBWa scales will also have the Lb or Kg (or g) indicator on to show the denomination of the weight requested. -
Page 8: Cbw Parameters (Ver. 1.2-2.03)
Automatic accumulation With " " the memory will accumulate the weight automatically. " " will enable the manual accumulation. " " will set the RS-232 interface to send the weight continuously and the accumulation function is disabled. @Adam Equipment Company 2005... - Page 9 When the scales are set to display in other units of weight the accumulation function is still keeping the weight in kilograms (or pounds for the CBWa series) in memory and will use the base weighing unit when printing over the RS-232 interface. @Adam Equipment Company 2005...
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Page 10: Two Point Factory Calibration
Place this value calibration weight on the platform and then press the [Zero/Enter] key when the stable indicator is on. Remove the calibration weight as the scale counts back from 9 to 0. @Adam Equipment Company 2005... -
Page 11: Adc Output Checking
If there are less than 10 counts / d then check that the correct load cell is fitted and that the over load stops are adjusted correctly. To exit the ADC raw counts mode remove any weights and press the [Tare/ ] key. @Adam Equipment Company 2005... -
Page 12: Load Cell Damage
10 VOLT POWER 10 VOLT POWER SUPPLY SUPPLY Vout = O VOLTS, Vout = 0.028 VOLTS (28mv), BETWEEN +S AND -s BETWEEN +S AND -s UNBALANCED BRIDGE FULL CAPACITY LOAD BALANCED BRIDGE ON THE LOAD CELL @Adam Equipment Company 2005... - Page 13 Most load cells have a sensitivity of either 2mv/V or 3mv/V. @Adam Equipment Company 2005...
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Page 14: Cbw Rs-232 Installation
RS-232 interface included. Fit the CPU and the jumpers - taken from the earlier PCB into the new PCB. All parameters and Calibration including the Two Point Factory Calibration must be set before the new PCB will be put to use for weighing. @Adam Equipment Company 2005... - Page 15 • Fix the 9-pin D-subminiature connector in the cut-out of the window and secure it with the special screws provided. • Remove the Microprocessor from the earlier PCB and install in the new @Adam Equipment Company 2005...
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Page 16: Schematics
Technician. If you are not experienced we do not advice you to change parts on the circuit boards or otherwise disturb the electronics. If you require assistance please contact your dealer or Adam Equipment. We will be happy to help you resolve problems or determine the cause of a problem if you send us a full description of the scale and the problem. - Page 17 @Adam Equipment Company 2005...
- Page 18 @Adam Equipment Company 2005...
- Page 19 Shielded interconnect cables must be employed with this equipment to insure compliance with the pertinent RF emission limits governing this device. Changes or modifications not expressly approved by Adam Equipment could void the user' s authority to operate the equipment.
- Page 20 Copyright by Adam Equipment Co. Ltd. All rights reserved. No part of this publication may be reprinted or translated in any form or by any means without the prior permission of Adam Equipment. Adam Equipment reserves the right to make changes to the technology, features, specifications and design of the equipment without notice.