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JVC Vastaanotin KW-M695BW

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OPERATING MANUAL

ECO 521 / ECO 522 / ECO 523

Handheld Conductivity Meter /

EC-Meter

ECO 521 ECO 522 ECO 523

B-H87.0.0X.DK2-4.1

ECO 52x series - Handheld Conductivity Meter / EC-Meter Table of contents

B-H87.0.0X.DK2-4.1 Page 2 of 24

Table of contents

1 About this documentation 4 .......................................................................................................

1.1 Foreword ................................................................................................................................................ 4

1.2 Legal notices .......................................................................................................................................... 4

1.3 Further information ........................................................................................................................... 4

2 Safety ..............................................................................................................................................5

2.1 Explanation of safety symbols ....................................................................................................... 5

2.2 Foreseeable misuse ............................................................................................................................ 5

2.3 fety instructions Sa .............................................................................................................................. 6

2.4 Intended use ......................................................................................................................................... 6

2.5 Qualied personnel ............................................................................................................................ 6

3 The device at a glance ................................................................................................................7

3.1 Display elements ................................................................................................................................. 7

3.2 Operating elements ........................................................................................................................... 8

4 Operation 9 ......................................................................................................................................

4.1 Opening the conguration menu .................................................................................................. 9

4.2 Adjustment of the measuring input .......................................................................................... 11

5 Measurement Basics ............................................................................................................... 12

5.1 Conductivity principles .................................................................................................................. 12

5.2 General information about conductivity measuring .......................................................... 12

5.2.1 General Design Electrodes / Measuring cell ........................................................ 13

5.2.2 Calibration / adjustment of the measuring cell ................................................... 13

5.3 Total dissolved solids/TDS measurement

(only available at ECO 521 and ECO 522)

5.4 Salt content / salinity measurement (only available at ECO 522) ................................. 14

5.5 Temperature compensation ......................................................................................................... 15

5.5.1 NLF temperature compensation according to EN 27888 .............................. 15

5.5.2 Linear temperature compensation LIN (only available at ECO 523) ......... 15

5.5.3 Compensation of weak NaCl solutions (only available at ECO 523) .......... 15

6 Operation and maintenance ................................................................................................. 16

6.1 Operating and maintenance notices ........................................................................................ 16

6.2 Battery ................................................................................................................................................. 16

6.2.1 Battery indicator ............................................................................................................ 16

ECO 52x series - Handheld Conductivity Meter / EC-Meter Table of contents

B-H87.0.0X.DK2-4.1 Page 3 of 24

6.2.2 Changing battery ............................................................................................................ 16

7 Error and system messages ................................................................................................... 18

8 Technical data ...........................................................................................................................19

9 Disposal ....................................................................................................................................... 22

10 Service .........................................................................................................................................22