114 | Hach DR 2800 guide

Maintenance

WARNING

Burn Hazard. Wait until the lamp cools down. Contact with the hot lamp can cause burns.

9.Lift the lamp fitting carefully.

10.Put both screws to one side.

11.Push up on the pressure spring.

12.Remove the halogen lamp complete with the plug panel.

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Hach DR 2800 user manual 114

Contents

January 2008, Edition Page Table of Contents Table of Contents 100 Table of Contents Section Specifications Specifications General Information Safety informationPrecautionary labels Use of hazard information Chemical and Biological Safety Overview of productGeneral Information Section Installation Unpack the instrumentOperating environment USA adapter plug Power connectionsInstallation UK adapter plug AUS/China adapter plug Connection Interfaces Cell compartments and adapters Cell compartment #1Cell compartment #2 Installation of the cuvette/sample cell adapters Cuvette/Sample cell adapters Installation of a cuvette/sample cell adapter Use of the light shield for measurements Installation of the light shield Light Shield Installation Protective Cover Mobile use of the DR 2800 for field analysis Installation Position the Protective Cover Beam path Shows the beam path of the DR Installation Start Up Power the instrument on and offChange the language setting Language selection Start Up Tips for the use of the touch screen Standard OperationsOverview Use of the alphanumeric keypad Standard Operations Main Menu Main Menu Options DR Instrument Setup mode Standard OperationsOperator ID Standard Operations Sample ID Power Management Standard Operations Date and timeDisplay and sound preferences Standard Operations Printer setup USB connectorStandard Operations PC and printer Printer Setup Print data Hach Data Trans Password Password deactivation Standard Operations Auto/manual data storage Store, recall, send and delete dataData log Recall stored data from the data log Send data from the data log To send measurement data to a PC Delete stored data from the data log Standard Operations Time Course Data Storage from Time CourseRecall Stored Data from Time Course Send Data from Time Course Option Delete Stored Data from Time Course Stored program options Stored ProgramsSelect a saved test/method enter user-specific basic data Stored programs options Options Description Store Off/On Timer iconStandard Adjust Trans/Conc/Abs Standard Operations Use of program timers Run a standard adjust Standard Operations Set the dilution factorPress OptionsMore…Dilution Factor Set the chemical form Run a reagent blank Change of the default setting of the chemical formPress Save as Default Press OptionsMoreChemical Form Analysis of samples Press OptionsMoreReagent Blank Add stored programs to the favorite programs list Barcode Programs Complete a barcode 13 mm test/vial Changing the standard setting Select the measuring rangeSelect the chemical evaluation form Barcode program options Basic test-specific and sample-specific data settingsSetting of the dilution factor is turned off Program Sample blank Options Description Save as User Program Program update options Standard Operations Update/edit barcode testsManual update of a barcode test Enter the Name Enter the Version Enter the Measurement Process Timer 1, Timer 2, Timer 3 and Timer Option 2 Manual check/revision of test data Update an existing barcode testOption 1 Manual update of test data Press OptionsMoreEdit Upgrade of the instrument software Software/Software Update Downloads under DownloadsProgram a new test Press OK to return to the System Checks menu Advanced Operations User ProgramsProgram a user method Program Name Advanced OperationsProgram Number Program Type Units Single wavelength settingsConcentration resolution number of decimal places Wavelength single wavelength program type Multi wavelength settings Chemical formAbsorbance formula multi-wavelength program type List of available absorbance formulas Wavelength λxConcentration Factor Kx Calibration settings for single and multi wavelength mode Calibration settingsCalibration by entering calibration values Advanced Operations Advanced Operations Advanced Operations Store a user program Additional user-defined parameters and functionsUpper and lower limits of the measuring range Timer 1 / Timer 2 / Timer 3 / Timer Chemical form 2 / chemical form 3 / chemical form Advanced Operations Free programming program type Measurement processDefinitions of the program points Content and definition of the keys Key / Zeroing Enter a new element of a measuring sequence Process Timer key Key / Reading Inserting an element of a measuring sequence Enter the calibration formula evaluation formulaDeleting an element of a measuring sequence Enter calibration formula C1 Abs/Variables Edit formula key descriptionsScreen Key Description New Number Enter the next calibration formula C2 or Cn C2 On+- ÷x Enter variables Save a free programming user programSelect Conc. key Advanced Operations Select a user program 4 Add, edit and delete user programs from the favorites list Add to Favorites EditDelete Favorite Programs Recall a favorite programDelete a favorite program Measures to identify other interference factors Checklist Standard Addition monitoring/checking resultsMethod Check the standard solution Peak volume Standard additionSample volume Complete a standard addition Peak volume/sample volume methods Press OptionsMoreStandard Addition Description of the table of readings Advanced Operations Set up single wavelength mode Single wavelength setup options Concentration resolution Concentration factor Advanced Operations Take single wavelength measurements Set the reading mode at different wavelengths Multi-wavelength setup options Absorbance formula Press Absorbance Formula Concentration factor For data storage, see .3.1 on Time course setup parameters Time course setup optionsTime course of absorbance/transmittance Time course scan reading Time & intervalScale & units Analysis of time course data System checks Navigation of a time scan or a time scan analysisNavigating the time scan Advanced Operations Instrument information Advanced Operations Optical checks Wavelength check Stray light check 100 Absorbance check 101 Press Verification Verification kitPress Nominal Values 102 103 Lamp history Factory serviceAdvanced Operations Output checks 104 Advanced Operations Service time 105 Advanced Operations Instrument Backup 106 Restore backup data 107 108 Spectrophotometer MaintenanceCleaning requirements Display Insert or change of the battery Maintenance110 Information about using the battery Dispose of the lithium battery111 Load the battery/Operating time Optimal operation of the batteryLifespan of the battery Operating time of a fully charged battery Lamp replacement 113 114 115 116 Section Troubleshooting 117 Troubleshooting 118 Section Replacement Parts 119Description Cat. No Replacement Parts 120 Contact Information 121 Contact Information 122 Limitation of Remedies Limited WarrantyLimitations 123 Limited Warranty 124 Index 125 126