Hach 2100P - Page 4

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TABLE OF CONTENTS, continued
SECTION 3 OPERATION .......................................................... 33
3.1 Operational Controls and Indicators............................................. 33
3.2 Using the Read Key ...................................................................... 35
3.2.1 Continuous Reading ............................................................ 35
3.3 Using the Signal Averaging Key................................................... 35
3.4 Using the Range Selection Key .................................................... 36
3.5 Restoring the Default Calibration ................................................. 36
3.6 Calibration .................................................................................... 37
3.6.1 StablCal Stabilized Formazin Standards ............................. 37
3.6.2 Formazin Primary Standards............................................... 40
3.6.3 Calibrating the Turbidimeter ............................................... 44
3.6.4 Using Gelex
®
Secondary Turbidity Standards.................... 54
MAINTENANCE............................................................................ 57
SECTION 4 MAINTENANCE................................................... 59
4.1 Cleaning........................................................................................ 59
4.2 Battery Replacement..................................................................... 59
4.3 Lamp Replacement ....................................................................... 59
SECTION 5 TROUBLESHOOTING........................................ 67
5.1 Using the Diagnostic Functions Key ............................................ 67
5.1.1 Basic Diagnostic Codes....................................................... 67
5.2 The Diagnostic Procedure............................................................. 68
5.3 Other Instrument Diagnostics ....................................................... 70
5.3.1 Display Test......................................................................... 70
5.4 Error Messages ............................................................................. 70
5.4.1 Flashing Numeric Display................................................... 70
5.4.2 E Messages.......................................................................... 70
5.4.3 CAL? ................................................................................... 70
GENERAL INFORMATION....................................................... 73
Replacement Parts & Accessories.............................................. 74
HOW TO ORDER ......................................................................... 76
REPAIR SERVICE........................................................................ 77
WARRANTY................................................................................... 78