Hach LXV321.99.00001 Manuals

DOC023.53.90050 TSS Portable handheld measurement instrument for turbidity/solids User Manual 01/2018, Edition 6 2 3 Table of Contents Section 1 Specifications ....................................................................................................................... 5 Section 2 General Information.............................................................................................................. 7 2.1 Safety information.............................................................................................................................. 7 2.1.1 Hazard notices in this manual................................................................................................... 7 2.1.2 Precautionary labels ................................................................................................................. 7 2.2 Overview of product........................................................................................................................... 8 2.3 Measurement instrument ................................................................................................................... 8 2.4 Measuring principle............................................................................................................................ 8 2.5 Probe ................................................................................................................................................. 8 Section 3 Installation............................................................................................................................. 9 3.1 Product contents................................................................................................................................ 9 3.2 Powered via rechargeable batteries ................................................................................................ 10 3.2.1 Inserting the rechargeable batteries ....................................................................................... 10 3.2.2 Install the charger ................................................................................................................... 11 3.2.3 Charging the rechargeable batteries....................................................................................... 12 3.3 Connecting the probe ...................................................................................................................... 13 3.4 Switching the instrument on and off................................................................................................. 14 3.4.1 Register a new probe.............................................................................................................. 14 Section 4 Start Up................................................................................................................................ 15 4.1 System start overview...................................................................................................................... 15 4.2 User interface and navigation.......................................................................................................... 15 4.2.1 Keypad.................................................................................................................................... 15 4.2.2 Display .................................................................................................................................... 16 4.2.2.1 Querying internal information......................................................................................... 17 4.3 Select language............................................................................................................................... 17 4.4 Setting the date and time................................................................................................................. 17 4.5 Setting the display ........................................................................................................................... 18 4.6 Setting the units............................................................................................................................... 18 4.6.1 Sludge blanket level................................................................................................................ 18 4.7 Calibration........................................................................................................................................ 19 4.8 Defining the measurement points .................................................................................................... 19 4.8.1 Overview of calibration curves................................................................................................ 19 4.8.2 Measurements ........................................................................................................................ 19 4.8.2.1 Practical example for solids measurement .................................................................... 19 4.8.2.2 Practical example for turbidity measurement................................................................. 21 4.9 Setting the integration time .............................................................................................................. 21 4 Section 5 Operation .............................................................................................................................23 5.1 Calibration ........................................................................................................................................23 5.1.1 Important notes for calibration.................................................................................................23 5.1.2 Calibrating ...............................................................................................................................24 5.1.3 Manual calibration value correction.........................................................................................26 5.1.4 Delete calibration point............................................................................................................26 5.1.5 Reset to default calibration......................................................................................................26 5.2 Measure ...........................................................................................................................................26 5.2.1 Selecting the calibration curve ................................................................................................27 5.2.2 Start the measurement............................................................................................................27 5.2.3 Interrupt and resume the measurement..................................................................................27 5.2.4 Stop measurement..................................................................................................................27 5.3 Show the data in the display ............................................................................................................27 5.4 Delete data for a calibration curve....................................................................................................27 5.5 Delete stored data for all calibration curves .....................................................................................28 Section 6 Maintenance.........................................................................................................................29 Section 7 Troubleshooting .................................................................................................................31 7.1 Error messages................................................................................................................................31 7.2 Informative messages ......................................................................................................................31 Section 8 Replacement parts and accessories ................................................................................33 8.1 Replacement Parts...........................................................................................................................33