VWR 663-0349, Operating Manual

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Table of contents
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Table of contents
1 Legal address of the manufacturer................................................................................................... 4
2 About this documentation ................................................................................................................. 5
2.1 Foreword............................................................................................................................................... 5
2.2 Purpose of the document...................................................................................................................... 5
2.3 Warranty ............................................................................................................................................... 5
2.4 Compliance with local laws and other legal regulations ....................................................................... 5
2.5 Correctness of content.......................................................................................................................... 6
2.6 Layout of this document........................................................................................................................ 6
2.7 Further information ............................................................................................................................... 6
3 Safety ................................................................................................................................................... 8
3.1 Explanation of safety symbols .............................................................................................................. 8
3.2 Foreseeable misuse ............................................................................................................................. 8
3.3 Safety instructions ................................................................................................................................ 8
3.4 Intended use ......................................................................................................................................... 9
3.5 Qualified personnel............................................................................................................................... 9
4 Description ........................................................................................................................................ 10
4.1 Scope of delivery ................................................................................................................................ 10
4.2 Job description.................................................................................................................................... 10
5 The product at a glance ................................................................................................................... 11
5.1 The LCO304 ....................................................................................................................................... 11
5.2 Display elements ................................................................................................................................ 11
5.3 Operating elements ............................................................................................................................ 11
6 Bases for measurement ................................................................................................................... 13
6.1 Conductivity principles ........................................................................................................................ 13
6.2 Conductivity measurement ................................................................................................................. 13
6.3 Measurement of specific resistance ................................................................................................... 13
6.4 Electrodes / measuring cell................................................................................................................. 13
6.4.1 Design and selection .......................................................................................................................... 13
6.4.2 Calibration / adjustment of the measuring cell.................................................................................... 14
6.5 Temperature compensation................................................................................................................ 14
6.5.1 NLF temperature compensation according to EN 27888.................................................................... 14
6.5.2 Linear temperature compensation LIN ............................................................................................... 14
7 Maintenance ...................................................................................................................................... 16
7.1 Operating and maintenance notices ................................................................................................... 16
7.2 Battery ................................................................................................................................................ 16
7.2.1 Battery indicator.................................................................................................................................. 16
7.2.2 Changing battery ................................................................................................................................ 16
8 Operation........................................................................................................................................... 18
8.1 Commissioning ................................................................................................................................... 18
8.1.1 Explanation ......................................................................................................................................... 18
8.2 Configuration ...................................................................................................................................... 18
8.2.1 Explanation ......................................................................................................................................... 18
8.2.2 Opening the configuration menu......................................................................................................... 18
8.2.3 Configuring parameters of the configuration menu............................................................................. 19