Hach-Lange RTC113 ST-Module - Manual (Page 4)

4
Table of contents
4.7 CONTROL PARAMETER .................................................................................................................28
4.7.1 FACTOR POLYMER DOSING.................................................................................................28
4.7.2 POLYMER CONCENTRATION ...............................................................................................28
4.7.3 MANUAL POLYMER DOSING.................................................................................................29
4.7.4 MANUAL FEED FLOW ............................................................................................................29
4.7.5 MAX DECREASE CLOSED L ..................................................................................................29
4.7.6 MAX INCREASE CLOSED L ...................................................................................................29
4.7.7 SET-POINT TSS ......................................................................................................................29
4.7.8 P GAIN TSS .............................................................................................................................29
4.7.9 INTEGRAL TIME TSS..............................................................................................................29
4.7.10 DERIVATIVE TIME TSS ........................................................................................................30
4.8 INPUT/OUTPUT LIMITS ...................................................................................................................30
4.8.1 FEED FLOW LOW ...................................................................................................................30
4.8.2 FEED FLOW HIGH ..................................................................................................................30
4.8.3 FEED FLOW SMOOTHING .....................................................................................................30
4.8.4 LIMIT TSS IN LOW ..................................................................................................................30
4.8.5 LIMIT MAX TSS IN HIGH.........................................................................................................30
4.8.6 TSS IN SMOOTHING...............................................................................................................30
4.8.7 LIMIT TSS OUT LOW ..............................................................................................................31
4.8.8 LIMIT TSS OUT HIGH..............................................................................................................31
4.8.9 TSS OUT SMOOTHING...........................................................................................................31
4.8.10 POLYMER DOSING MINIMUM .............................................................................................31
4.8.11 POLYMER DOSING MAXIMUM ............................................................................................31
4.9 INPUTS .............................................................................................................................................31
4.9.1 MIN FEED FLOW.....................................................................................................................31
4.9.2 MAX FEED FLOW....................................................................................................................31
4.9.3 0/4...20 mA ...............................................................................................................................31
4.9.4 MIN POLYMER FLOW.............................................................................................................32
4.9.5 MAX POLYMER FLOW............................................................................................................32
4.9.6 0/4...20 mA ...............................................................................................................................32
4.10 OUTPUTS .......................................................................................................................................32
4.10.1 MIN FEED FLOW...................................................................................................................32
4.10.2 MAX FEED FLOW..................................................................................................................32
4.10.3 0/4...20 mA.............................................................................................................................32
4.10.4 MIN POLYMER FLOW...........................................................................................................32
4.10.5 MAX POLYMER FLOW..........................................................................................................32
4.10.6 0/4...20 mA.............................................................................................................................32
4.10.7 CONTROL CYCLE.................................................................................................................32
4.10.8 MIN RUNTIME .......................................................................................................................33
4.11 Displayed measurement values and variables................................................................................33
Section 5 Maintenance............................................................................................................................35
5.1 Maintenance schedule ......................................................................................................................35