Metrohm 820 IC Separation Center - Manual (Page 6)

Table of contents
819 IC Detector / 820 IC Separation Center
II
3 Operation ......................................................50
3.1 819 IC Detector ....................................................................... 50
3.1.1 819 IC Detector icon ................................................................... 50
3.1.2 Settings in the "819 IC Detector" window.................................... 50
3.2 820 IC Separation Center ....................................................... 60
3.2.1 820 IC Separation Center icon.................................................... 60
3.2.2 "820 IC Separation Center" window ............................................ 60
4 Notes – Maintenance – Faults ......................66
4.1 Practical notes on ion chromatography ................................ 66
4.1.1 Separating columns .................................................................... 66
4.1.2 Pumps ......................................................................................... 67
4.1.3 Eluents......................................................................................... 68
4.1.4 Suppressor module..................................................................... 69
4.1.5 Connections ................................................................................ 69
4.2 Maintenance and servicing .................................................... 69
4.2.1 General information..................................................................... 69
4.2.2 Passivation .................................................................................. 70
4.2.3 Recycling..................................................................................... 70
4.2.4 Shutdown .................................................................................... 70
4.2.5 Changing separating columns ................................................... 71
4.2.6 Regeneration of suppressor ....................................................... 72
4.2.7 Cleaning the suppressor............................................................. 73
4.2.8 Replacement of suppressor module .......................................... 75
4.3 Faults and malfunctions ......................................................... 77
4.3.1 Malfunctions and their rectification ............................................. 77
5 Interfaces .....................................................79
5.1 RS 232 interface...................................................................... 79
5.1.1 Data transmission protocol......................................................... 79
5.1.2 Pin assignment............................................................................ 80
5.2 Remote interfaces................................................................... 81
5.2.1 "Remote" interface....................................................................... 81
5.2.2 "IC Separation Center" interface.................................................. 83
5.3 Analog output.......................................................................... 85
5.4 External power supply for 820 IC Separation Center .......... 85
5.5 Valve interfaces....................................................................... 86
6 Appendix .......................................................87
6.1 Technical data......................................................................... 87
6.1.1 819 IC Detector ........................................................................... 87
6.1.2 820 IC Separation Center............................................................ 90
6.2 Scope of delivery .................................................................... 92
6.2.1 819 IC Detector ........................................................................... 92
6.2.2 820 IC Separation Center............................................................ 94
6.3 Optional accessories ............................................................ 103
6.3.1 Accessories for 820 IC Separation Center ............................... 103
6.3.2 Column heating......................................................................... 104
6.3.3 Cable ......................................................................................... 105
6.3.4 Literature.................................................................................... 105
6.4 Validation / GLP .................................................................... 106