Noise check, 108 | Hach DR 5000 specs

Advanced Operations

5.The result is displayed.

6.Press Cancel to return to Optical Checks.

6.8.3.2 Noise check

The Noise Check test is used to test the photometric noise in the instrument.

This test can be used to test noise at any wavelength and at an absorbance level determined by a specific sample.

1.Press Noise Check in the Optical Checks menu.

2.Press λ to input the wavelength.

3.Input the wavelength and press OK to confirm.

4.Press Zero.

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Hach DR 5000 user manual Noise check, 108

Contents

January 2008, Edition Page Table of Contents Table of Contents 101 Table of Contents Section Specifications Specifications Safety information Precautionary labelsGeneral Information Use of hazard information Chemical and Biological Safety Source Lamp SafetyGeneral Information Class 1 Laser Overview of product General Information General Information Section Installation Unpack the instrumentOperating environment Installation Connection Cell compartment 1 100 mm adapter optional Multi Cell Holder Top and Bottom Installation Installation Multi Cell Holder Installation Multi Cell Holder Beam path Beam path Power the instrument on and off Changing the language settingStart Up Language selection Start Up Standard Operations OverviewTips for the use of the touch screen Use of the alphanumeric keypad Standard Operations Main Menu Main Menu options Instrument Setup mode Standard OperationsOperator ID Standard Operations Sample ID Date and time Display and sound preferences Lamp Control VIS-Lamp and UV-Lamp Effect caused by the lamp settings on the Measuring Mode Standard Operations Printer setup USB connectorStandard Operations PC and printer Keyboard Printer Setup Print data Hach Data Trans Password Password deactivation Standard Operations Store, recall, send and delete data Data LogAuto/manual data storage 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 Data storage from wavelength scan or time course Recall stored data from wavelength scan or time courseSelect Wavelength Scan or Time Course to recall data Send data from wavelength scan or time course Option Press Wavelength Scan or Time Course and then Delete stored data from wavelength scan or time course Stored Programs Select a saved test/method enter user-specific basic dataStored program options Stored programs options Timer icon Reading ModeStandard Adjust Options Description Store Off/On Standard Operations Use of program timers Set the reading mode Set the dilution factor Take single wavelength measurements single readingTake single wavelength measurements continuous readings Press OptionsMore…Dilution Factor Run a standard adjust Change of the default setting of the chemical form Press Save as DefaultSet the chemical form Press OptionsMoreChemical Form Standard Operations Run a reagent blank Measurement/analysis of a reagent blankPress OptionsMoreReagent Blank Standard Operations Analysis of samples Add stored programs to the favorite programs list Barcode Programs Cell compartment #1 Changing the standard setting Standard Operations Complete a barcode 13 mm test/vialSelect the measuring range Select the chemical evaluation form Basic test-specific and sample-specific data settings Barcode program options Sample blank Options Description Send Data iconEdit Update/edit barcode tests Manual update of a barcode testProgram update options Enter the Name Enter the Version Enter the Measurement Process Timer 1, Timer 2, Timer 3 and Timer Update an existing barcode test Option 1 Manual update of test dataOption 2 Manual check/revision of test data Press OptionsMoreEdit Upgrade of the instrument software Program a new test Press OK to return to the System Checks menu Standard Operations Advanced Operations User ProgramsProgram a user method Advanced Operations Program NumberProgram Name Program Type Single wavelength settings Concentration resolution number of decimal placesUnits 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 Enter the calibration formula evaluation formula Delete an element of a measuring sequenceInsert an element of a measuring sequence Enter calibration formula C1 Edit formula key descriptions Screen Key DescriptionNew Number Enter the next calibration formula C2 or Cn C2 On 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 Peak volume Standard addition Sample volumeCheck the standard solution 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 optionsProgram Concentration resolution Concentration factorOptions Description Reading mode Take single wavelength measurements single readingTake single wavelength measurements continuous readings Set the reading mode at different wavelengths Multi-wavelength setup options Absorbance formula Press Absorbance Formula Concentration factor For data storage, see .3.1.1 on Set up the wavelength scan Wavelength scan setup options Setting wavelength Option DescriptionScale & Units Cursor mode Select view displaying tableIntegral Wavelength scan reading Scale & units Press Scale & Units Navigating the wavelength scan Advanced Operations Work with reference scans Highlight Reference 100 Time course setup parameters Time course setup optionsTime course of absorbance/transmittance 101 Time course scan reading Time & intervalScale & units 102 Analysis of time course data 103 Navigation of a time scan or a time scan analysis Navigating the time scan104 System checks Instrument information105 Advanced Operations Upgrade of the instrument software Optical checks106 Wavelength check 107 Noise check 108 109 Stray light check 110 Absorbance check 111 Drift check 112 Verification kit Press Nominal Values 113 Press Verification 114 Output checks Lamp history115 Advanced Operations Factory service Service time116 Instrument Backup 117 Restore backup data 118 119 120 Maintenance Cleaning requirementsSpectrophotometer Display Lamp replacement MaintenanceTungsten lamp replacement 122 Deuterium lamp UV replacement 123 Fuse replacement 124 Filter pad maintenance Filter pad replacement125 Base of DR 5000 with filter grid 126 Section Troubleshooting 127 Troubleshooting 128 Section Replacement Parts 129Description Cat.-No Replacement Parts 130 Contact Information 131 Contact Information 132 Limited Warranty LimitationsLimitation of Remedies 133 Limited Warranty 134 Index 135 136