Metrohm 850 Professiona IC Cation Prep 1 - Manual (Page 6)

Table of contents
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IV ￭￭￭￭￭￭￭￭
850 Professional IC –Cation – Prep 1
2.14 Peristaltic pump .................................................................. 43
2.14.1
Principle of the peristaltic pump ............................................. 43
2.14.2 Installing the peristaltic pump ................................................ 44
2.15 Injection valve ..................................................................... 48
2.15.1
Connecting the injection valve ............................................... 48
2.15.2 Mode of operation of the injection valve ............................... 49
2.15.3 Selecting the sample loop ...................................................... 50
2.16 Column thermostat ............................................................ 50
2.17 Conductivity detector ......................................................... 53
2.18 Connecting the instrument ................................................ 55
2.18.1
Connecting the instrument to the PC ..................................... 55
2.18.2 Connecting the instrument to mains supply ........................... 55
2.19 Guard column ..................................................................... 56
2.20 Separation column ............................................................. 58
3 Start-up 60
3.1 Initial start-up ..................................................................... 60
3.2 Conditioning ........................................................................ 61
4 Operation and maintenance 63
4.1 General information ........................................................... 63
4.1.1 Care ...................................................................................... 63
4.1.2 Maintenance by Metrohm Service .......................................... 63
4.1.3 Operation .............................................................................. 64
4.1.4 Shutting down ...................................................................... 64
4.2 Capillary connections ......................................................... 64
4.2.1 Operation .............................................................................. 64
4.3 Door ..................................................................................... 65
4.4 Eluent ................................................................................... 65
4.4.1 Production ............................................................................. 65
4.4.2 Operation .............................................................................. 66
4.5 High pressure pump ........................................................... 66
4.5.1 Protection .............................................................................. 66
4.5.2 Maintenance ......................................................................... 67
4.6 Inline filter ........................................................................... 77
4.6.1 Maintenance ......................................................................... 77
4.7 Inline sample preparation .................................................. 79
4.8 Rinsing the sample path .................................................... 79
4.9 Sample degasser ................................................................. 81
4.9.1 Operation .............................................................................. 81