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Fluke 35040 manual

Models: 35040

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35040

Operators Manual

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Fluke 35040 manual

Contents

35040 Therapy DosimeterFluke Biomedical Table of Contents Troubleshooting and Service Addendum Features of Firmware Version 27JAN00 or LaterSample Customization Reports Iii Blank Features IntroductionIntroduction Before You Start Safety Precautions Safety Symbols And TermsOperators Manual Specifications Factory Calibration Error Source ± %rdgMaximum Error Manual AddendaFull Scale Range Display Resolution Noise ± counts Full Scale Range Display ResolutionTimed Charge Measurements Current MeasurementsSpecifications Effective Exposure Time MeasurementsGeneral Measurements High Performance Power Supply and Battery Charger Unpacking and Inspection 35040 Hardware Block Diagram of the Model 35040 Therapy Dosimeter Functional DescriptionPower Supply Front PanelMicroController Serial Communications PortBasic Operating Equations ElectrometerBias Supply Multiplexer and A/D ConverterQuantity Description Units Comments QExposureQAccum QAccumpreviousCharge and Current Measurements Leakage Measurements= time of electrometer conversion s Exposure Charge and Dose Timed Charge and DoseSetting Thresholds Predicted Timed Charge and DoseAccumulated Charge and Dose Exposure Current and RateExposure Time DoseRate = I a × Iccf Units/C × Adcf × RateMultiplier sAir Density Correction Factor ⎝ PMm Hg = inch Hg x Standard Resolution Error Units Display Minimum MaximumSetup SetupFront Panel Familiarization IntroductionPowering The System Rear Panel FamiliarizationPower-Up Self-Test and Display Messages Ion Chamber ConnectorBasic Measurement Techniques General ConsiderationsMaking Non-Timed Exposure Measurements Timer Setup Timer Use3Making Timed Exposure Measurements Battery Care Using Other Ion ChambersPower Battery CareOperation Instructions Front Panel ControlsPowering Up the Model 35040 Therapy Dosimeter Powering Down the Model 35040 Therapy Dosimeter Using the Test Function ButtonOperation Instructions QScaleFactor=1.0000 IScaleFactor=1.0000 12. The Test Function Screen Showing the Timer Settings 5Automatic Leakage CompensationCalibrated by Keithley RMD Nov 15 6Timer Setup 17. The Test Function Screen Showing the Timer SettingsUsing the Detector Select Button Using the AIR Density ButtonUsing the Units Select Button Using the Bias Select ButtonSet 300.0 V 100% Central Electrde Pos IC Bias 300.0 V CEP Using the RESET/MEASURE Button Overranging ConditionsReset Error Overrange ConditionsCondition Values Overranged Reset Error With Automatic Leakage Compensation Enabled AnnunciatorsAnnunciators Annunciator ConditionMeasurement Indicators and Conditions Indicator Measurement Condition? left of value Condition Overranged MeasurementInstalling/Uninstalling Customization Software CustomizationConnection to the Computer Starting the Customization SoftwareDownloading Menu Items and ControlsCOM Port Drop Down List Ion Chambers Close or File CloseFile Save AS and File Print Edit OK and Cancel Special ItemsDownload and Cancel 36. The Special Items Menu Calibration Temperature has focusMeasurement Displays Operators Manual Available Display Lines Display LineUsing the APPEND, DELETE, and Insert Buttons Display Line Group SelectionSelecting an Item and Placing It Changing a Line on a DisplayTimer Intervals 38. The Timer Intervals FormBias Settings 39. The Bias Settings FormExamples Changing the Pressure Units Customizing a Measurement DisplayAppending a Display Deleting a DisplayErrors Troubleshooting and Service TroubleshootingSymptom Display does not light up when Power is pressed Symptom ??Bias annunciator displayedSymptom HiBias annunciator displayed Symptom LoBias annunciator displayedSymptom Internal Reset Error displayed Symptom Configuration Error displayedBit Description Action Do not makeSymptom Current Overrange Displayed Symptom Dashes displayed instead of digitsSymptom Bias voltage measurement changes by one digit Measurements. ReturnExample 299.9 to Display Will Not Light Low Battery Hours? Is the battery voltage greater than 5.9 volts?Bias Error Go toLine Line Fuse Replacement Model 35040 Therapy Dosimeter Fuse ReplacementInterface Connector Cleaning Cleaning The InstrumentReplaceable Parts Information Warranty Information Replaceable Parts ListRecalibration, Repair Information & Technical Assistance Replaceable Parts InformationBlank Sample Customization Reports Sample Documents35040 Appendix Sample Customization Reports 35040 Appendix Sample Customization Reports Blank Introduction New Features OverviewTimed Measurements Specifications Update Setup New Features BTimer Setup Procedure Timer Use ProcedureMaking Timed Exposure Measurements RESET/MEASURE Setup BADC ALC Automatic Leakage CompensationStart NA pA Stop Thres Current Operation Instructions BTimer Setup Decimal PlacesAnnunciators, Indicators, and Overrange Conditions Table B-2. Measurement Indicators and ConditionsTable B-1. Annunciators Table B-3. Overrange Conditions Condition Overranged Measurement1Theory Of Operation Theory of OperationConfiguration Error Service Required Error Number Main Menu Measurement MenuMeasurement Displays Figure B-9 shows the Measurement Displays dialog box Table B-4. Available Display Lines Figure B-10. The Timer Intervals dialog box Page Fluke Biomedical