Logic DLC NET Series Use And Maintenance Manual page 5

Load cells digital interface with indicator
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USE AND MAINTENANCE MANUAL – DLC
1
INDEX .................................................................................................................................................................... 5
2
General information ............................................................................................................................................ 9
2.1
Introduction ................................................................................................................................................... 9
2.2
Use and conservation of the manual ............................................................................................................ 9
2.3
Warranty ..................................................................................................................................................... 10
2.4
Symbology .................................................................................................................................................. 10
2.5
Unauthorized use ........................................................................................................................................ 11
2.6
Instrument identification .............................................................................................................................. 11
2.6.1
Manufacturer data ................................................................................................................................... 11
2.6.2
Marking ................................................................................................................................................... 11
2.6.3
Declaration of conformity ........................................................................................................................ 12
2.7
Technical specifications .............................................................................................................................. 13
2.7.1
General specifications ............................................................................................................................ 13
2.7.2
Principle of operation .............................................................................................................................. 13
2.7.3
Technical details ..................................................................................................................................... 14
2.7.4
Operating environment ........................................................................................................................... 14
2.7.5
Electromagnetic compatibility ................................................................................................................. 14
3
Installation .......................................................................................................................................................... 15
3.1
Preliminary checks ...................................................................................................................................... 15
3.2
Mechanical installation ................................................................................................................................ 15
3.3
Board connections ...................................................................................................................................... 17
3.3.1
Power supply .......................................................................................................................................... 17
3.3.2
Load cell .................................................................................................................................................. 17
3.3.3
Ground connections ................................................................................................................................ 17
3.3.4
Data connection ...................................................................................................................................... 18
3.4
Power supply connection ............................................................................................................................ 18
3.4.1
Layout of the terminal blocks .................................................................................................................. 18
3.4.2
Power supply connection ........................................................................................................................ 20
3.5
Load cells connection ................................................................................................................................. 21
3.5.1
Load cells connection in safe area ......................................................................................................... 21
3.5.2
Load cells connection in ATEX Zone 1 (Zener barrier) .......................................................................... 22
3.5.3
Load cells connection in ATEX Zone 1 (active barrier) .......................................................................... 22
3.5.4
Connection to the junction box ............................................................................................................... 23
LOGIC S.r.l. - M0145Db.docx
Mod. L0006A01 of 30/05/2016
NET
Series
INDEX
1 INDEX
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