Metrohm 850 Professional IC Cation - Gradient - Manual (Page 6)

Table of contents
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IV ￭￭￭￭￭￭￭￭
850 Professional IC Cation – HP-Gradient
3.11 Inline filter ........................................................................... 37
3.12 Pulsation damper ............................................................... 38
3.13 Sample degasser ................................................................. 39
3.14 Injection valve ..................................................................... 41
3.14.1
Connecting the injection valve ............................................... 41
3.14.2 Mode of operation of the injection valve ............................... 42
3.14.3 Selecting the sample loop ...................................................... 43
3.15 Column thermostat ............................................................ 43
3.16 Connecting the instrument ................................................ 46
3.16.1
Connecting the instrument to the PC ..................................... 46
3.16.2 Connecting the instrument to mains supply ........................... 46
3.17 Guard column ..................................................................... 47
3.18 Separation column ............................................................. 48
4 Start-up 50
4.1 Initial start-up ..................................................................... 50
4.2 Conditioning ........................................................................ 51
5 Operation and maintenance 53
5.1 General information ........................................................... 53
5.1.1 Care ...................................................................................... 53
5.1.2 Maintenance by Metrohm Service .......................................... 53
5.1.3 Operation .............................................................................. 54
5.1.4 Shutting down ...................................................................... 54
5.2 Capillary connections ......................................................... 54
5.2.1 Operation .............................................................................. 54
5.3 Door ..................................................................................... 54
5.4 Eluent ................................................................................... 55
5.4.1 Production ............................................................................. 55
5.4.2 Operation .............................................................................. 55
5.5 High pressure pump ........................................................... 56
5.5.1 Protection .............................................................................. 56
5.5.2 Maintenance ......................................................................... 56
5.6 Inline filter ........................................................................... 67
5.6.1 Maintenance ......................................................................... 67
5.7 Inline sample preparation .................................................. 69
5.8 Rinsing the sample path .................................................... 69
5.9 Sample degasser ................................................................. 71
5.9.1 Operation .............................................................................. 71
5.10 Injection valve .................................................................... 71
5.10.1
Protection .............................................................................. 71