Hitachi CHROMASTER 5160 Instruction Manual page 267

3.1.6 Washing after Use ............................................................................. 3-9
3.2 Utility Setting ................................................................................................. 3-10
3.2.1 Setting the Offset............................................................................... 3-10
3.2.2 Setting the Time Constant ................................................................. 3-12
3.2.3 Setting the Use or Non-use of Time Program ................................... 3-13
3.2.4 Setting the Polarity ............................................................................ 3-14
3.2.5 Other Settings ................................................................................... 3-15
3.3 GLP-Related Functions................................................................................. 3-21
3.3.1 Logbook of D2/W/Hg Lamp ............................................................... 3-22
3.3.2 Key Lock............................................................................................ 3-26
3.3.3 Checking the Energy and Wavelength Accuracy of D2 Lamp........... 3-27
3.3.4 Checking the Energy of W Lamp....................................................... 3-28
3.3.5 Checking the Wavelength Accuracy with Hg Lamp........................... 3-29
3.4 Analyzing Operation ..................................................................................... 3-30
3.4.1 Spectrum Measurement .................................................................... 3-30
3.4.2 Setting of Recorder and Spectrum Output ........................................ 3-36
3.4.3 Operation of Marker .......................................................................... 3-38
3.4.4 Setting of Time Program.................................................................... 3-38
3.4.5 Execution of Time Program ............................................................... 3-40
3.4.6 Stop of Time Program ....................................................................... 3-40
3.4.7 Example of Time Program Operation ................................................ 3-40
3.5 Setups ............................................................................................................ 3-44
3.5.1 Selection of Communication Channel ............................................... 3-45
3.5.2 Setting of Thermostatic Flow Cell...................................................... 3-46
3.5.3 Setting of LCD Contrast .................................................................... 3-47
3.6 Before Analysis ............................................................................................. 3-48
3.6.1 Precautions on Selection and Handling of Mobile Phase.................. 3-49
3.6.2 Characteristics of Organic Solvents .................................................. 3-53
3.6.3 Caution on Static Electricity............................................................... 3-57
3.7 Preparatory Operation .................................................................................. 3-58
3.7.1 Degassing and Decontamination of Mobile Phase............................ 3-58
3.7.2 Degassing of Mobile Phase............................................................... 3-59
3.7.3 Decontamination of Mobile Phase..................................................... 3-62
3.7.4 Sample Treatment ............................................................................. 3-63
4. MAINTENANCE AND CHECKUP............................................................................ 4-1
4.1 Confirmation of Basic Actions..................................................................... 4-1
4.2 Confirmation of Performance Specifications ............................................. 4-2
4.2.1 Items of Performance Specification Check ....................................... 4-2
4.2.2 Measurement of Baseline Noise ....................................................... 4-3
4.2.3 Measurement of Baseline Drift .......................................................... 4-5
4.3 Periodic Checkup .......................................................................................... 4-7
4.3.1 Check of Liquid Leak Sensor ............................................................ 4-7
4.3.2 Periodic Maintenance/Checkup......................................................... 4-9
- ii -