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1 Vorwort ....................................................................................................................................................... 5
1.1
Produktübersicht Pulse-Train-Ausgangsklemmen ............................................................................ 5
1.2
Hinweise zur Dokumentation ............................................................................................................. 6
1.3
Sicherheitshinweise ........................................................................................................................... 7
1.4
Ausgabestände der Dokumentation .................................................................................................. 8
1.5
Versionsidentifikation von EtherCAT-Geräten ................................................................................... 8
1.5.1
Beckhoff Identification Code (BIC)...................................................................................  12
2 Produktübersicht ..................................................................................................................................... 14
2.1
EL2521-xxxx .................................................................................................................................... 14
2.1.1
EL2521 - Einführung........................................................................................................  14
2.1.2
EL2521 - Technische Daten ............................................................................................  15
2.2
EL2522-0000 ................................................................................................................................... 16
2.2.1
EL2522 - Einführung........................................................................................................  16
2.2.2
EL2522 - Technische Daten ............................................................................................  17
2.3
Start Up ........................................................................................................................................... 17
3 Grundlagen der Kommunikation............................................................................................................ 18
3.1
EtherCAT-Grundlagen ..................................................................................................................... 18
3.2
EtherCAT-Verkabelung - Drahtgebunden ....................................................................................... 18
3.3
Allgemeine Hinweise zur Watchdog-Einstellung ............................................................................. 19
3.4
EtherCAT State Machine ................................................................................................................. 21
3.5
CoE-Interface .................................................................................................................................. 23
3.6
Distributed Clock ............................................................................................................................. 28
4 Montage und Verdrahtung ...................................................................................................................... 29
4.1
Hinweise zum ESD-Schutz.............................................................................................................. 29
4.2
Tragschienenmontage ..................................................................................................................... 29
4.3
4.4
Anschluss ........................................................................................................................................ 33
4.4.1
Anschlusstechnik .............................................................................................................  33
4.4.2
Verdrahtung .....................................................................................................................  36
4.4.3
Schirmung........................................................................................................................  37
4.5
LEDs und Anschlussbelegung......................................................................................................... 37
4.5.1
EL2521-xxxx ...................................................................................................................  37
4.5.2
EL2522 ............................................................................................................................  44
4.6
Einbaulagen..................................................................................................................................... 46
4.7
Positionierung von passiven Klemmen............................................................................................ 48
4.8
ATEX - Besondere Bedingungen (Standardtemperaturbereich) ..................................................... 49
4.9
ATEX - Besondere Bedingungen (erweiterter Temperaturbereich)................................................. 50
4.10 ATEX-Dokumentation ...................................................................................................................... 51
4.11 UL-Hinweise .................................................................................................................................... 52
5 Inbetriebnahme ........................................................................................................................................ 53
5.1
TwinCAT Quickstart......................................................................................................................... 53
5.1.1
TwinCAT 2 .......................................................................................................................  56
5.1.2
TwinCAT 3 .......................................................................................................................  66
EL252x
Version: 3.9
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