Metrohm 881 Compact IC pro – Cation - Manual (Page 6)

Table of contents
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IV ￭￭￭￭￭￭￭￭
881 Compact IC pro – Cation
3.12 Pulsation absorber ............................................................. 33
3.13 Injection valve ..................................................................... 34
3.13.1
Connecting the injection valve ............................................... 34
3.13.2 Mode of operation of the injection valve ............................... 36
3.13.3 Selecting the sample loop ...................................................... 37
3.14 Column heater .................................................................... 37
3.15 Connecting the instrument ................................................ 41
3.15.1
Connecting the instrument to the PC ..................................... 41
3.15.2 Connecting the instrument to mains supply ........................... 42
3.16 Guard column ..................................................................... 42
3.17 Separation column ............................................................. 44
4 Start-up 47
4.1 Initial start-up ..................................................................... 47
4.2 Conditioning ........................................................................ 48
5 Operation and maintenance 50
5.1 General notes ...................................................................... 50
5.1.1 Care ...................................................................................... 50
5.1.2 Maintenance by Metrohm Service .......................................... 50
5.1.3 Operation .............................................................................. 51
5.1.4 Shutting down ...................................................................... 51
5.2 Capillary connections ......................................................... 51
5.2.1 Operation .............................................................................. 51
5.3 Door ..................................................................................... 52
5.4 Eluent ................................................................................... 52
5.4.1 Production ............................................................................. 52
5.4.2 Operation .............................................................................. 53
5.5 High pressure pump ........................................................... 53
5.5.1 Protection .............................................................................. 53
5.5.2 Maintenance ......................................................................... 54
5.6 Inline filter ........................................................................... 64
5.6.1 Maintenance ......................................................................... 64
5.7 Inline sample preparation .................................................. 66
5.8 Rinsing the sample path .................................................... 66
5.9 Injection valve .................................................................... 67
5.9.1 Protection .............................................................................. 67
5.10 Separation column ............................................................. 68
5.10.1
Separating efficiency .............................................................. 68
5.10.2 Protection .............................................................................. 68
5.10.3 Storage ................................................................................. 68
5.10.4 Regeneration ......................................................................... 69