Table of contents
1 Foreword .................................................................................................................................................... 5
1.1
Notes on the documentation.............................................................................................................. 5
1.2
Safety instructions ............................................................................................................................. 6
1.3
Documentation issue status .............................................................................................................. 7
2 System overview EtherCAT ...................................................................................................................... 8
2.1
EtherCAT Highlights .......................................................................................................................... 9
2.2
Technical data - EtherCAT .............................................................................................................. 10
3 Connection and cabling .......................................................................................................................... 11
3.1
EtherCAT connection ...................................................................................................................... 11
3.2
Cabling ............................................................................................................................................ 12
3.3
Topology .......................................................................................................................................... 14
4 TwinCAT tabs........................................................................................................................................... 15
4.1
Tree view ......................................................................................................................................... 15
4.2
EtherCAT slave ............................................................................................................................... 17
4.2.1
General ............................................................................................................................ 17
4.2.2
EtherCAT ......................................................................................................................... 18
4.2.3
DC.................................................................................................................................... 19
4.2.4
Process data.................................................................................................................... 20
4.2.5
Startup ............................................................................................................................. 22
4.2.6
5.1
EtherCAT State Machine ................................................................................................................. 24
5.2
5.2.1
5.2.2
5.2.3
Creating variables............................................................................................................ 29
5.2.4
Enable device status ....................................................................................................... 31
5.2.5
5.2.6
Creating a PLC project .................................................................................................... 33
5.2.7
Linking variables .............................................................................................................. 35
5.2.8
Load configuration to CX ................................................................................................. 36
5.3
5.3.1
5.3.2
5.3.3
Creating variables............................................................................................................ 41
5.3.4
Enable device status ....................................................................................................... 43
5.3.5
5.3.6
Creating a PLC project .................................................................................................... 45
5.3.7
Linking variables .............................................................................................................. 47
5.3.8
Load configuration to CX ................................................................................................. 48
6.1
Diagnostic LEDs .............................................................................................................................. 50
6.2
Device Status .................................................................................................................................. 51
CXxxxx-B110
Version: 1.3
Table of contents
3