Hach polymetron 9240 - Page 3

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Table of Contents
4.4.2 RS485 connection.............................................................................................................45
4.4.3 Input/Output connections ..................................................................................................47
4.4.4 Sample tubes installation ..................................................................................................48
4.4.5 Reagents installation .........................................................................................................49
4.4.6 Magnetic stirrer installation................................................................................................50
4.4.7 Reagents volume declaration............................................................................................51
4.4.8 Flow rate adjustment .........................................................................................................52
4.4.9 Sample pH conditioning check ..........................................................................................53
4.4.10 Reference electrode installation......................................................................................54
4.4.11 Sodium ion selective electrode installation......................................................................56
4.4.12 Fill electrolyte reservoir ...................................................................................................57
4.5 Analyzer stabilization..................................................................................................................58
4.6 Analyzer setup............................................................................................................................58
Section 5 Operating Instructions ..................................................................................................59
5.1 Data entry...................................................................................................................................59
5.1.1 Function keys ....................................................................................................................59
5.1.2 Numeric fields....................................................................................................................60
5.1.3 Alphanumeric fields ...........................................................................................................61
5.1.4 List element fields..............................................................................................................62
5.1.5 Incremental value fields.....................................................................................................62
5.1.6 Data entry input errors.......................................................................................................62
5.2 Measurement screens................................................................................................................63
5.2.1 Principal display ................................................................................................................63
5.2.2 Historical display ...............................................................................................................64
5.2.3 Alarms screen ...................................................................................................................65
5.3 Main menu..................................................................................................................................66
5.3.1 Verification.........................................................................................................................67
5.3.2 Grab sample......................................................................................................................69
5.4 Menu structure overview ............................................................................................................71
Section 6 System Setup...................................................................................................................73
6.1 System setup - Menu overview ..................................................................................................74
6.2 Date and time.............................................................................................................................74
6.3 Display options...........................................................................................................................75
6.4 Passwords..................................................................................................................................76
6.5 Default values.............................................................................................................................76
6.6 Adjust mA output........................................................................................................................77
6.7 Factory settings..........................................................................................................................77
Section 7 User Setup........................................................................................................................79
7.1 User setup - Menu overview.......................................................................................................80
7.2 Measurement .............................................................................................................................81
7.2.1 Targeted pH (non-cationic applications only) ....................................................................81
7.2.2 Total gas/water ratio (cationic applications only)...............................................................81
7.2.3 Measure steps...................................................................................................................81
7.2.4 Reactivation frequency......................................................................................................82
7.2.5 Datalogger setup ...............................................................................................................83
7.2.6 Graph time base................................................................................................................84
7.3 Alarms ........................................................................................................................................84
7.3.1 Alarms 1 to 4 .....................................................................................................................85
7.3.2 Warning alarm ...................................................................................................................86
7.3.3 System alarm ....................................................................................................................86
7.3.4 System and warning alarm table.......................................................................................87
7.4 mA outputs .................................................................................................................................88
7.4.1 Outputs 0 to 5....................................................................................................................88
7.4.2 Event indication .................................................................................................................89