Beam path, Shows the beam path of the DR | Hach DR 2800 instruction

Installation

3.7 Beam path

Figure 10 shows the beam path of the DR 2800:

		Figure 10 Beam path
1	Tungsten lamp		8	Splitter mirror

2	Entrance slit		9	Reference-element

3	Heat-protection glass		10	Cell compartment #2

4	Grating		11	Lens

5	Exit slit		12	Measurement element

6	Lens		13	Cell compartment #1

7	Filter wheel		14	LED

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Hach DR 2800 user manual Beam path, Shows the beam path of the DR

Contents

January 2008, Edition Page Table of Contents Table of Contents 100 Table of Contents Section Specifications Specifications Precautionary labels Safety informationGeneral Information Use of hazard information Chemical and Biological Safety Overview of productGeneral Information Section Installation Unpack the instrumentOperating environment Installation Power connectionsUSA adapter plug UK adapter plug AUS/China adapter plug Interfaces Connection Cell compartments and adapters Cell compartment #1Cell compartment #2 Cuvette/Sample cell adapters Installation of the cuvette/sample cell adapters Use of the light shield for measurements Installation of a cuvette/sample cell adapter Light Shield Installation of the light shield Installation Protective Cover Mobile use of the DR 2800 for field analysis Installation Position the Protective Cover Shows the beam path of the DR Beam path Installation Change the language setting Power the instrument on and offStart Up Language selection Start Up Overview Standard OperationsTips for the use of the touch screen Use of the alphanumeric keypad Main Menu Options DR Standard Operations Main Menu 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 Hach Data Trans Print data Password Password deactivation Standard Operations Data log Store, recall, send and delete dataAuto/manual data storage Recall stored data from the data log To send measurement data to a PC Send data from the data log Delete stored data from the data log Standard Operations Time Course Data Storage from Time CourseRecall Stored Data from Time Course Option Send Data from Time Course Delete Stored Data from Time Course Select a saved test/method enter user-specific basic data Stored ProgramsStored program options Stored programs options Standard Adjust Timer iconOptions Description Store Off/On 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 Press Save as Default Change of the default setting of the chemical formRun a reagent blank Press OptionsMoreChemical Form Press OptionsMoreReagent Blank Analysis of samples Add stored programs to the favorite programs list Complete a barcode 13 mm test/vial Barcode Programs Changing the standard setting Select the measuring rangeSelect the chemical evaluation form Setting of the dilution factor is turned off Basic test-specific and sample-specific data settingsBarcode program options Program Options Description Save as User Program Sample blank Manual update of a barcode test Standard Operations Update/edit barcode testsProgram update options Enter the Name Enter the Measurement Process Enter the Version Timer 1, Timer 2, Timer 3 and Timer Option 1 Manual update of test data Update an existing barcode testOption 2 Manual check/revision 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 Number Advanced OperationsProgram Name Program Type Concentration resolution number of decimal places Single wavelength settingsUnits 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 Chemical form 2 / chemical form 3 / chemical form Timer 1 / Timer 2 / Timer 3 / Timer Advanced Operations Free programming program type Measurement processDefinitions of the program points Enter a new element of a measuring sequence Content and definition of the keys Key / Zeroing Key / Reading Process Timer key Deleting an element of a measuring sequence Enter the calibration formula evaluation formulaInserting an element of a measuring sequence Enter calibration formula C1 Screen Key Description Edit formula key descriptionsAbs/Variables New Number Enter the next calibration formula C2 or Cn C2 On+- ÷x Enter variables Save a free programming user programSelect Conc. key 4 Add, edit and delete user programs from the favorites list Advanced Operations Select a user program 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 Sample volume Peak volume Standard additionCheck the standard solution Complete a standard addition Press OptionsMoreStandard Addition Peak volume/sample volume methods Description of the table of readings Advanced Operations Single wavelength setup options Set up single wavelength mode Concentration factor Concentration resolution Advanced Operations Take single wavelength measurements Multi-wavelength setup options Set the reading mode at different wavelengths 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 Wavelength check Advanced Operations Optical checks 100 Stray light check 101 Absorbance check Press Nominal Values Verification kitPress Verification 102 103 Advanced Operations Output checks Factory serviceLamp history 104 105 Advanced Operations Service time 106 Advanced Operations Instrument Backup 107 Restore backup data 108 Cleaning requirements MaintenanceSpectrophotometer Display Insert or change of the battery Maintenance110 Information about using the battery Dispose of the lithium battery111 Lifespan of the battery Optimal operation of the batteryLoad the battery/Operating time Operating time of a fully charged battery 113 Lamp replacement 114 115 116 117 Section Troubleshooting 118 Troubleshooting Section Replacement Parts 119Description Cat. No 120 Replacement Parts 121 Contact Information 122 Contact Information Limitations Limited WarrantyLimitation of Remedies 123 124 Limited Warranty 125 Index 126