Hach-Lange Sigma SD900 Portable - Manual (Page 4)

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Table of Contents
4.6 Manual operation........................................................................................................................40
4.6.1 Collect grab samples .........................................................................................................40
4.6.2 Move the distributor arm....................................................................................................41
4.6.3 Start or stop the pump .......................................................................................................41
4.7 View data....................................................................................................................................41
4.7.1 Status screen.....................................................................................................................41
4.7.2 Status for main program ....................................................................................................42
4.7.2.1 Ready to start ...........................................................................................................42
4.7.2.2 Running/halted .........................................................................................................42
4.7.2.3 Complete ..................................................................................................................42
4.7.3 Status for stormwater program ..........................................................................................42
4.7.4 Sample history...................................................................................................................43
4.7.5 Event log............................................................................................................................43
4.7.5.1 View the event log ....................................................................................................44
4.7.5.2 Erase the event log...................................................................................................44
4.8 Volume calibration......................................................................................................................44
4.8.1 Volume calibration using the liquid sensor ........................................................................45
4.8.1.1 Reset the calibration.................................................................................................45
4.8.2 Volume calibration based on time .....................................................................................46
4.8.3 Verify sample volume ........................................................................................................47
4.9 Controller settings ......................................................................................................................47
4.9.1 Liquid sensor calibration....................................................................................................48
4.9.2 Set password.....................................................................................................................48
4.9.3 Tubing life indicator ...........................................................................................................49
4.9.3.1 Enable the tubing life indicator .................................................................................49
4.9.3.2 Tubing life status ......................................................................................................49
4.9.3.3 Tubing life cycle limit ................................................................................................49
4.9.3.4 Reset tubing cycles ..................................................................................................50
Section 5 Advanced sampling ........................................................................................................51
5.1 Advanced sampling overview.....................................................................................................51
5.2 Advanced sampling menu ..........................................................................................................51
5.3 Advanced sampling instructions.................................................................................................51
5.3.1 Send output signal at program completion ........................................................................52
5.3.2 Send output signal with sample cycle (special output) ......................................................52
5.3.3 Operate from external signal (setpoint sample).................................................................53
5.3.4 Set multiple start and stop times .......................................................................................53
5.3.5 Collect first flush stormwater samples ...............................................................................54
5.3.6 Set variable intervals .........................................................................................................55
Section 6 Maintenance .....................................................................................................................57
6.1 Upgrades, Repairs, General Maintenance .................................................................................57
6.2 Sampler cleaning........................................................................................................................57
6.3 Pump maintenance ....................................................................................................................57
6.3.1 Pump tube life....................................................................................................................57
6.3.2 Pump tube replacement ....................................................................................................58
6.3.3 Rotor removal and cleaning...............................................................................................60
6.4 Distributor arm tubing replacement ............................................................................................62
6.5 Desiccant replacement...............................................................................................................62
Section 7 Troubleshooting ..............................................................................................................65
7.1 General troubleshooting .............................................................................................................65
7.2 Error messages and notifications ...............................................................................................66