Hach DR 2800 user manual 100

	Table of Contents
6.2 Favorite Programs	81
6.2.1 Recall a favorite program	81
6.2.2 Delete a favorite program	81
6.3 Standard Addition – monitoring/checking results	82
6.3.1 Complete a standard addition	83
6.4 Single Wavelength (absorbance, concentration and transmittance measurements)	87
6.4.1 Set up single wavelength mode	87
6.4.2 Take single wavelength measurements	89
6.5 Multi-Wavelength mode – measurements at more than one wavelength	90
6.5.1 Set the reading mode at different wavelengths	90
6.5.2 Complete a measurement in the multi wavelength mode	93
6.6 Time course of absorbance/transmittance	94
6.6.1 Time course setup parameters	94
6.6.2 Time course scan reading	95
6.6.3 Analysis of time course data	96
6.6.3.1 Navigation of a time scan or a time scan analysis	97
6.7 System checks	97
6.7.1 Instrument information	98
6.7.2 Upgrade of the instrument software	98
6.7.3 Optical checks	99
6.7.3.1 Wavelength check	99
6.7.3.2 Stray light check	100
6.7.3.3 Absorbance check	101
6.7.3.4 Verification kit	102
6.7.4 Output checks	104
6.7.5 Lamp history	104
6.7.6 Factory service	104
6.7.7 Service time	105
6.7.8 Instrument Backup	106
Section 7 Maintenance	109
7.1 Cleaning requirements	109
7.1.1 Spectrophotometer	109
7.1.2 Display	109
7.1.3 Cuvettes/sample cells	109
7.2 Insert or change of the battery	110
7.2.1 Information about using the battery	111
7.2.1.1 Dispose of the lithium battery	111
7.2.1.2 Optimal operation of the battery	112
7.2.1.3 Lifespan of the battery	112
7.2.1.4 Load the battery/Operating time	112
7.3 Lamp replacement	113
Section 8 Troubleshooting	117
Section 9 Replacement Parts	119
Section 10 Contact Information	121
Section 11 Limited Warranty	123
Index	125

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