Table Of Contents - Beckhoff EL34 Series Documentation

Table of contents

1 Product overview - Power measurement terminals .............................................................................. 5
2 Foreword .................................................................................................................................................... 6
2.1 Notes on the documentation.............................................................................................................. 6
2.2 Safety instructions ............................................................................................................................. 7
2.3 Documentation issue status .............................................................................................................. 8
2.4 Version identification of EtherCAT devices ....................................................................................... 9
2.4.1 Beckhoff Identification Code (BIC)................................................................................... 13
3 Product overview..................................................................................................................................... 15
3.1 EL34xx - Introduction ...................................................................................................................... 15
3.2 Technical data ................................................................................................................................. 19
3.3 Basic function principles .................................................................................................................. 23
3.4 Current transformers ....................................................................................................................... 29
3.5 Start ................................................................................................................................................. 31
4 Basics communication ........................................................................................................................... 32
4.1 EtherCAT basics.............................................................................................................................. 32
4.2 EtherCAT cabling - wire-bound....................................................................................................... 32
4.3 General notes for setting the watchdog ........................................................................................... 33
4.4 EtherCAT State Machine ................................................................................................................. 35
4.5 CoE Interface................................................................................................................................... 37
4.6 Distributed Clock ............................................................................................................................. 42
5 Mounting and wiring................................................................................................................................ 43
5.1 Instructions for ESD protection ........................................................................................................ 43
5.2 Installation on mounting rails ........................................................................................................... 44
5.3 Connection ...................................................................................................................................... 47
5.3.1 Connection system .......................................................................................................... 47
5.3.2 Wiring............................................................................................................................... 49
5.3.3 Shielding .......................................................................................................................... 50
5.4 Installation positions ........................................................................................................................ 51
5.5 Positioning of passive Terminals ..................................................................................................... 53
5.6 EL34xx - LEDs and connection ....................................................................................................... 54
6 Commissioning........................................................................................................................................ 63
6.1 TwinCAT Quick Start ....................................................................................................................... 63
6.1.1 TwinCAT 2 ....................................................................................................................... 66
6.1.2 TwinCAT 3 ....................................................................................................................... 76
6.2 TwinCAT Development Environment .............................................................................................. 88
6.2.1 Installation of the TwinCAT real-time driver..................................................................... 88
6.2.2 Notes regarding ESI device description........................................................................... 94
6.2.3 TwinCAT ESI Updater ..................................................................................................... 98
6.2.4 Distinction between Online and Offline............................................................................ 98
6.2.5 OFFLINE configuration creation ...................................................................................... 99
6.2.6 ONLINE configuration creation ...................................................................................... 104
6.2.7 EtherCAT subscriber configuration................................................................................ 112
6.3 General Notes - EtherCAT Slave Application ................................................................................ 121
EL34xx Version: 1.5
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