KERN EW Série Mode D'emploi page 60

GB
Table of contents
1 Technical data ............................................................................................ 4
1.1 Read-off of the various weighing units ........................................................................... 10
1.2 Weighing unit conversion charts ..................................................................................... 11
2 Fundamental information (general) ........................................................ 12
2.1 Intended use ....................................................................................................................... 12
2.2 Inappropriate use ............................................................................................................... 12
2.3 Guarantee ............................................................................................................................ 12
2.4 Monitoring the test substances ........................................................................................ 13
3 Fundamental safety information ............................................................. 13
3.1 Observe the information in the operating instructions .................................................. 13
3.2 Staff training ....................................................................................................................... 13
4 Transport and storage ............................................................................. 13
4.1 Acceptance check .............................................................................................................. 13
4.2 Packaging / return transport ............................................................................................. 13
5 Unpacking, installation and commissioning ......................................... 14
5.1 Place of installation, place of use ..................................................................................... 14
5.2 Unpacking ........................................................................................................................... 15
5.2.1 Installation ............................................................................................................................ 15
5.2.2 List of items supplied ............................................................................................................ 15
5.2.3 Positioning the weighing plate .............................................................................................. 16
5.2.4 Serial draft shield installation ................................................................................................ 16
5.2.5 Draft shield installation - optional ......................................................................................... 17
5.2.6 Draft shield with glass sliding doors (only model KERN EW 120-4NM standard)............... 17
5.3 Mains supply....................................................................................................................... 18
5.4 Operation using a rechargeable battery (optional) ......................................................... 18
5.5 Connecting peripheral equipment .................................................................................... 19
5.6 Initial start-up...................................................................................................................... 19
5.6.1 Power display ....................................................................................................................... 19
5.6.2 Bar graph display.................................................................................................................. 19
5.6.3 Stability indication ................................................................................................................. 20
5.6.4 Zero display on the balance ................................................................................................. 20
5.7 Adjustment .......................................................................................................................... 21
5.8 Adjusting ............................................................................................................................. 21
5.8.1 Adjusting with externall weight (only KERN EW-B, EW-N) .................................................. 21
5.8.2 Adjusting with internal weight (only KERN EG) .................................................................... 21
5.8.3 Adjusting with external weight (only KERN EW and EWB) .................................................. 23
5.9 Verification .......................................................................................................................... 25
5.10 Verification switch and official seal ................................................................................. 26
2
KERN EW/EG-N/EWB
Version 2.7 05/2016
Operating instruction
Precision balances
EW/EG-N/EWB-e-1627