Optima Scale OPD-E Maintenance Manual Download Page 1

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OPTIMA

SCALE

MANUFACTURING

INC.

OPD-E Analytical Balance

Maintenance Manual

Menu

Chapter I: Count Value Adjustment

Chapter II: Balance Adjustment

Chapter III: Corner Error Adjustment

Chapter IV: Model Setting

Chapter V: Linearity Calibration

Chapter VI: External Weight Calibration

Chapter VII: Correction of Internal Calibration Weight Value

Chapter VIII: 200g Full Scale Correction

Chapter IX: Temperature Compensation

Chapter X: Inspection

Chapter XI: Failure and Maintenance

Summary of Contents for OPD-E

Page 1: ...Adjustment Chapter III Corner Error Adjustment Chapter IV Model Setting Chapter V Linearity Calibration Chapter VI External Weight Calibration Chapter VII Correction of Internal Calibration Weight Val...

Page 2: ...e windshield After that press the left and right glass note adhesive strips for the left and right glass are pasted in the sheath and then remove the entire windshield II Adjust the Zero and Full Scal...

Page 3: ...sequence after checking Chapter II Balance Adjustment 4MM adjustment When the balance is under the condition A and B observe the change of the balance value Condition A means the balance is at the hor...

Page 4: ...eck the value displayed at five positions of the balance i e up down left right and middle Then make a contrast with the value displayed in the middle When the error is more than 0 2mg make an adjustm...

Page 5: ...isplayed press TARE Then setting is finished The balance displays 1 112111 c Swith ON Remark There are 10 internal models for this type of balance 200 180 120 60 H200 H180 H120 H60 600c and 150c Chapt...

Page 6: ...djust the gradienter to the horizontal position 1 External weight calibration for external calibration balance for external calibration balance it is confirmed that the internal parameter is C1 1 A Pr...

Page 7: ...and the error shall have no more than 3 bits If the error has more than 3 bits the balance shall be calibrated again Chapter VII Correction of Internal Calibration Weight Value Background reference f...

Page 8: ...out for the weight be sure to return the set value of the internal weight to the system default 100 0000 Chapter VIII 200g Full Scale Correction Note After the linear calibration for the balance chec...

Page 9: ...h It takes 6h for every circulation to make the balance display the count value 4 When the temperature rises the display value goes up i e high temperature value low temperature value 0 and the polari...

Page 10: ...s impossible to adjust leftward anymore increase the resistance of R13 Chapter X Inspection I Corner Error Test Switch on the balance preheat it for half an hour and adjust it horizontally Use a 100g...

Page 11: ...fectiveness test once every hour check the full scale reading perform the test for five times continuously and the indication error shall be no more than 10D V Full Range Floating Test Preheat the bal...

Page 12: ...failure has been solved 2 Z80 core is damaged and shall be replaced 3 Problem P FALI 2 is displayed after the balance is switched on Solution check zero point and full scale count values 4 Problem E E...

Page 13: ...roblem The balance reading is unstable and always changes Failure analysis A The reed has corrugation B There are foreign matters in the magnetic steel of the sensor Clear foreign matters disassemble...

Page 14: ...n the front glass protective plate Remove the two M3 inner hexagon screws for tightening the front glass protective plate and then loosen the front glass protective plate 5 Remove the balance baffle L...