User guide

Table of contents
732 IC Detector / 733 IC Separation Center
III
4.6 Triggering of functions ........................................................................103
4.6.1 <FILL> keys ............................................................................. 103
4.6.2 <INJECT> keys........................................................................ 104
4.6.3 <ZERO> key ............................................................................105
4.6.4 <ZERO OFF> key ...................................................................106
4.6.5 <MARK> key............................................................................106
4.6.6 <PUMP R/S> key.....................................................................106
4.7 Programming .........................................................................................107
4.7.1 <PROGRAM> key....................................................................107
4.7.2 <PROG R/S> key.....................................................................114
4.7.3 <EVENT> key........................................................................... 114
4.7.4 <METHOD> key ......................................................................117
4.8 Data output.............................................................................................119
4.8.1 <PRINT> key............................................................................119
4.8.2 <PLOT> key.............................................................................122
4.8.3 <REPORT> key........................................................................ 124
4.9 Examples of methods...........................................................................126
4.9.1 Cation determination with Metrosep Cation 1-2........................126
4.9.2 Anion determination with Metrosep Anion Dual 2.....................129
5 Notes – Maintenance – Faults ...................................133
5.1 Practical notes on ion chromatography............................................133
5.1.1 Separating columns ..................................................................133
5.1.2 Pumps .......................................................................................134
5.1.3 Eluents.......................................................................................135
5.1.4 Suppressor module................................................................... 136
5.1.5 Connections .............................................................................. 136
5.2 Maintenance and servicing..................................................................136
5.2.1 General information...................................................................136
5.2.2 Passivation ................................................................................137
5.2.3 Recycling...................................................................................137
5.2.4 Shutdown...................................................................................137
5.2.5 Changing separating columns.................................................. 138
5.2.6 Regeneration of the suppressor................................................140
5.2.7 Cleaning the suppressor........................................................... 141
5.2.8 Replacing the suppressor.........................................................143
5.3 Faults and malfunctions ......................................................................145
5.3.1 Error messages ......................................................................... 145
5.3.2 Malfunctions and their rectification ...........................................148
5.4 Diagnostic tests.....................................................................................149
5.4.1 General......................................................................................149
5.4.2 Preparing instruments ...............................................................150
5.4.3 Checking working memory (RAM) ............................................151
5.4.4 Check keypad ...........................................................................151
5.4.5 Check display............................................................................152
5.4.6 Check RS232 interface..............................................................153
5.4.7 Check remote interface.............................................................154
5.4.8 Internal hardware test................................................................155
5.4.9 Initialize data memory................................................................157
5.5 Validation / GLP.....................................................................................159