Table of contents
EL922x 3Version: 1.0
Table of contents
1 Product overview electronic overcurrent protection terminal ..............................................................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
3 Product overview.....................................................................................................................................13
3.1 Introduction......................................................................................................................................13
3.2 Technical data .................................................................................................................................16
4 Basic function principles........................................................................................................................20
5 Basics communication ...........................................................................................................................21
5.1 EtherCAT basics..............................................................................................................................21
5.2 EtherCAT cabling – wire-bound.......................................................................................................21
5.3 General notes for setting the watchdog...........................................................................................22
5.4 EtherCAT State Machine.................................................................................................................24
5.5 CoE Interface...................................................................................................................................26
6 Mounting and wiring................................................................................................................................31
6.1 Instructions for ESD protection........................................................................................................31
6.2 Installation on mounting rails ...........................................................................................................32
6.3 Connection ......................................................................................................................................35
6.3.1 Connection system .......................................................................................................... 35
6.3.2 Wiring............................................................................................................................... 36
6.4 Prescribed installation position ........................................................................................................38
6.5 Installation instructions for enhanced mechanical load capacity .....................................................39
6.6 Positioning of passive Terminals .....................................................................................................40
6.7 LEDs and pin assignment, programming with LED buttons ............................................................41
6.7.1 EL9221-xxxx .................................................................................................................... 41
6.7.2 EL9222-xxxx .................................................................................................................... 44
6.7.3 EL9227-xxxx .................................................................................................................... 48
6.7.4 Sample programming ...................................................................................................... 52
7 Commissioning........................................................................................................................................54
7.1 Quick start: Commissioning of the EL922x without EtherCAT ........................................................55
7.2 Commissioning and parameterization of the EL922x with EtherCAT..............................................58
7.3 TwinCAT Development Environment ..............................................................................................64
7.3.1 Installation of the TwinCAT real-time driver..................................................................... 64
7.3.2 Notes regarding ESI device description........................................................................... 70
7.3.3 TwinCAT ESI Updater ..................................................................................................... 74
7.3.4 Distinction between Online and Offline............................................................................ 74
7.3.5 OFFLINE configuration creation ...................................................................................... 75
7.3.6 ONLINE configuration creation ........................................................................................ 80
7.3.7 EtherCAT subscriber configuration.................................................................................. 88
7.4 General Notes - EtherCAT Slave Application..................................................................................97
7.5 Process data..................................................................................................................................106