Hach-Lange POLYMETRON 9245 User Manual User Manual
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Table of Contents
4.4.8 Flow rate adjustment .........................................................................................................46
4.4.9 Sample pH conditioning check ..........................................................................................47
4.4.10 Reference electrode installation ......................................................................................48
4.4.11 Sodium ion selective electrode installation......................................................................50
4.4.12 Fill electrolyte reservoir ...................................................................................................51
Section 5 Operating Instructions
..................................................................................................53
5.1.1 Function keys ....................................................................................................................53
5.1.2 Numeric fields....................................................................................................................54
5.1.3 Alphanumeric fields ...........................................................................................................55
5.1.4 List element fields..............................................................................................................56
5.1.5 Incremental value fields.....................................................................................................56
5.1.6 Data entry input errors.......................................................................................................56
5.2.1 Principal display ................................................................................................................57
5.2.2 Historical display ...............................................................................................................58
5.2.3 Alarms screen ...................................................................................................................58
5.3.1 Verification.........................................................................................................................60
5.3.2 Grab sample......................................................................................................................62
6.1 System setup - Menu overview ..................................................................................................66
6.2 Date and time .............................................................................................................................66
6.3 Display options ...........................................................................................................................67
6.4 Passwords..................................................................................................................................68
6.5 Default values.............................................................................................................................68
6.6 Adjust mA output ........................................................................................................................69
6.7 Factory settings ..........................................................................................................................69
7.1 User setup - Menu overview.......................................................................................................72
7.2 Measurement .............................................................................................................................73
7.2.1 Targeted pH (non-cationic applications only) ....................................................................73
7.2.2 Total gas/water ratio (cationic applications only)...............................................................73
7.2.3 Measure steps...................................................................................................................73
7.2.4 Reactivation frequency......................................................................................................74
7.2.5 Datalogger setup ...............................................................................................................75
7.2.6 Graph time base................................................................................................................76
7.3.1 Alarms 1 and 2 ..................................................................................................................77
7.3.2 Warning alarm ...................................................................................................................78
7.3.3 System alarm ....................................................................................................................78
7.3.4 System and warning alarm table .......................................................................................79
7.4.1 Outputs 0 to 3....................................................................................................................80
7.4.2 Event indication .................................................................................................................81
7.4.3 Test ...................................................................................................................................82
7.5 RS485 (or PROFIBUS) ..............................................................................................................82
7.6 Sample channels........................................................................................................................83
7.6.1 Channel activation.............................................................................................................83
7.6.2 Sequence ..........................................................................................................................84
7.6.3 Channel names .................................................................................................................84