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Hach DR 2800 user manual Password deactivation

Models: DR 2800

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Standard Operations

4.Press Security List to lock various functions for unauthorized users.

5.Highlight the desired functions to control.

6.Confirm the Security List with OK to return to the Password menu.

7.Press On to highlight the new settings of the Security List.

8.Enter the new Password again to confirm.

9.Press OK to return to Instrument Setup.

Note: The alphanumeric keypad to the Password inquiry appears when a user tries to reach a locked setting.

5.2.7.1 Password deactivation

1.Press Password in the Instrument Setup.

2.Use the alphanumeric keypad to enter the former Password and press OK to confirm.

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Hach DR 2800 user manual Password deactivation

Contents

January 2008, Edition Page Table of Contents Table of Contents 100 Table of Contents Section Specifications Specifications Use of hazard information Safety informationPrecautionary labels General InformationGeneral Information Chemical and Biological SafetyOverview of product Operating environment Section InstallationUnpack the instrument UK adapter plug AUS/China adapter plug Power connectionsInstallation USA adapter plugInterfaces ConnectionCell compartment #2 Cell compartments and adaptersCell compartment #1 Cuvette/Sample cell adapters Installation of the cuvette/sample cell adaptersUse of the light shield for measurements Installation of a cuvette/sample cell adapterLight Shield Installation of the light shieldInstallation Protective Cover Mobile use of the DR 2800 for field analysis Installation Position the Protective Cover Shows the beam path of the DR Beam pathInstallation Language selection Power the instrument on and offChange the language setting Start UpStart Up Use of the alphanumeric keypad Standard OperationsOverview Tips for the use of the touch screenMain Menu Options DR Standard Operations Main MenuOperator ID Instrument Setup modeStandard Operations Standard Operations Sample ID Display and sound preferences Power ManagementStandard Operations Date and time Standard Operations Standard Operations PC and printer Printer setupUSB connector Printer Setup Hach Data Trans Print dataPassword Password deactivation Standard Operations Recall stored data from the data log Store, recall, send and delete dataData log Auto/manual data storageTo send measurement data to a PC Send data from the data logDelete stored data from the data log Recall Stored Data from Time Course Standard Operations Time CourseData Storage from Time Course Option Send Data from Time CourseDelete Stored Data from Time Course Stored programs options Stored ProgramsSelect a saved test/method enter user-specific basic data Stored program optionsTrans/Conc/Abs Timer iconStandard Adjust Options Description Store Off/OnStandard Operations Use of program timers Press OptionsMore…Dilution Factor Run a standard adjustStandard Operations Set the dilution factor Set the chemical form Press OptionsMoreChemical Form Change of the default setting of the chemical formPress Save as Default Run a reagent blankPress OptionsMoreReagent Blank Analysis of samplesAdd stored programs to the favorite programs list Complete a barcode 13 mm test/vial Barcode ProgramsSelect the chemical evaluation form Changing the standard settingSelect the measuring range Program Basic test-specific and sample-specific data settingsSetting of the dilution factor is turned off Barcode program optionsOptions Description Save as User Program Sample blankEnter the Name Standard Operations Update/edit barcode testsManual update of a barcode test Program update optionsEnter the Measurement Process Enter the VersionTimer 1, Timer 2, Timer 3 and Timer Press OptionsMoreEdit Update an existing barcode testOption 1 Manual update of test data Option 2 Manual check/revision of test dataProgram a new test Upgrade of the instrument softwareSoftware/Software Update Downloads under Downloads Press OK to return to the System Checks menu Program a user method Advanced OperationsUser Programs Program Type Advanced OperationsProgram Number Program NameWavelength single wavelength program type Single wavelength settingsConcentration resolution number of decimal places UnitsAbsorbance formula multi-wavelength program type Multi wavelength settingsChemical form Concentration Factor Kx List of available absorbance formulasWavelength λx Calibration by entering calibration values Calibration settings for single and multi wavelength modeCalibration settings Advanced Operations Advanced Operations Advanced Operations Upper and lower limits of the measuring range Store a user programAdditional user-defined parameters and functions Chemical form 2 / chemical form 3 / chemical form Timer 1 / Timer 2 / Timer 3 / TimerDefinitions of the program points Advanced Operations Free programming program typeMeasurement process Enter a new element of a measuring sequence Content and definition of the keys Key / ZeroingKey / Reading Process Timer keyEnter calibration formula C1 Enter the calibration formula evaluation formulaDeleting an element of a measuring sequence Inserting an element of a measuring sequenceNew Number Edit formula key descriptionsScreen Key Description Abs/Variables+- ÷x Enter the next calibration formula C2 or CnC2 On Select Conc. key Enter variablesSave a free programming user program 4 Add, edit and delete user programs from the favorites list Advanced Operations Select a user programDelete Add to FavoritesEdit Delete a favorite program Favorite ProgramsRecall a favorite program Method Measures to identify other interference factors ChecklistStandard Addition monitoring/checking results Complete a standard addition Peak volume Standard additionSample volume Check the standard solutionPress OptionsMoreStandard Addition Peak volume/sample volume methodsDescription of the table of readings Advanced Operations Single wavelength setup options Set up single wavelength modeConcentration factor Concentration resolutionAdvanced Operations Take single wavelength measurements Multi-wavelength setup options Set the reading mode at different wavelengthsAbsorbance formula Press Absorbance Formula Concentration factor For data storage, see .3.1 on Time course of absorbance/transmittance Time course setup parametersTime course setup options Scale & units Time course scan readingTime & interval Analysis of time course data Navigating the time scan System checksNavigation of a time scan or a time scan analysis Advanced Operations Instrument information Wavelength check Advanced Operations Optical checks100 Stray light check101 Absorbance check102 Verification kitPress Nominal Values Press Verification103 104 Factory serviceAdvanced Operations Output checks Lamp history105 Advanced Operations Service time106 Advanced Operations Instrument Backup107 Restore backup data108 Display MaintenanceCleaning requirements Spectrophotometer110 Insert or change of the batteryMaintenance 111 Information about using the batteryDispose of the lithium battery Operating time of a fully charged battery Optimal operation of the batteryLifespan of the battery Load the battery/Operating time113 Lamp replacement114 115 116 117 Section Troubleshooting118 TroubleshootingDescription Cat. No Section Replacement Parts119 120 Replacement Parts121 Contact Information122 Contact Information123 Limited WarrantyLimitations Limitation of Remedies124 Limited Warranty125 Index126