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It covers selecting and adding I/O devices and modules, choosing boxes, inserting third-party devices, and adding bus terminals. Dedicated chapters explain terminal configuration, CAN integration including buffer sizing and filters, and EtherCAT concepts with master features, online options, CoE integration, sync tasks, topology, advanced settings, and related cyclic frame and process image 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topics.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},501589,1791042113,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":29,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},3985747874027,"https://ap-avatar.wpscdn.com/davatar_9964176cb1d06d4a9deccf72a44ae3dc","Manual | EN  \nI/OTwinCAT 3  \n2026-10-01 | Version: 2.2.2  \nTable of contents  \n1 Foreword .................................................................................................................................................... 7  \n1.1 Notes on the documentation ............................................................................................................. 7  \n1.2 For your safety .................................................................................................................................. 8  \n1.3 Notes on information security ............................................................................................................ 9  \n1.4 Documentation issue status ............................................................................................................ 10  \n2 Overview IO Section ............................................................................................................................... 11  \n3 Adding an I/O Device .............................................................................................................................. 13  \n4 I/O device selection................................................................................................................................. 15  \n5 Adding Input/Output Modules (boxes) .................................................................................................. 16  \n6 Select Box ................................................................................................................................................ 18  \n7 Inserting Third-Party Devices ................................................................................................................ 20  \n8 Adding Bus Terminals (ELxxxx) ............................................................................................................ 22  \n9 Terminal Selection Diagram ................................................................................................................... 24  \n10 Terminal Configuration........................................................................................................................... 26  \n11 CAN .......................................................................................................................................................... 28  \n11.1 CAN Interface .................................................................................................................................. 28  \n11.1.1 Introduction ...................................................................................................................... 28  \n11.1.2 Integration in TwinCAT..................................................................................................... 28  \n11.1.3 Buffer size in relation to the cycle time............................................................................. 29  \n11.1.4 Functionalities .................................................................................................................. 30  \n11.1.5 Structure of the CAN interface ......................................................................................... 33  \n11.1.6 Use of a filter .................................................................................................................... 35  \n11.1.7 CAN FD access with FC532x and CX-M530 ................................................................... 36  \n12 EtherCAT.................................................................................................................................................. 42  \n12.1 General ........................................................................................................................................... 42  \n12.2 EtherCAT Master ............................................................................................................................ 49  \n12.2.1 Sync tasks ...............................","cbCaidYsxtN7Aj6W","https://ap.wps.com/l/cbCaidYsxtN7Aj6W","pdf",6691911,168,"English","# Foreword\n## Notes on the documentation\n## For your safety\n## Notes on information security\n## Documentation issue status\n# Overview IO Section\n# Adding an I/O Device\n# I/O device selection\n# Adding Input/Output Modules (boxes)\n# Select Box\n# Inserting Third-Party Devices\n# Adding Bus Terminals (ELxxxx)\n# Terminal Selection Diagram\n# Terminal Configuration\n# CAN\n## CAN Interface\n# EtherCAT","[{\"question\":\"How do I add an I/O device in TwinCAT 3?\",\"answer\":\"Use the sections on “Adding an I/O Device” and “I/O device selection” to add and select the appropriate I/O hardware for your setup.\"},{\"question\":\"What topics are covered for CAN in this manual?\",\"answer\":\"The CAN chapter includes an introduction, integration in TwinCAT, buffer size relative to cycle time, interface structure, and using filters, plus CAN FD access details for specific devices.\"},{\"question\":\"Which parts of EtherCAT master configuration are addressed?\",\"answer\":\"The EtherCAT section covers EtherCAT master basics (including sync tasks and online features), CoE online integration, sync unit assignment, topology dialog, and advanced settings such as state machine master/slave settings and cyclic frames/process image topics.\"}]","TwinCAT 3 IO - Version 2.2.2 - User Manual | PDF",1791021017,423]