Documentation issue status

1.6

• Structural update

1.5

• Update chapter Marking of EtherCAT plug-in modules

1.4

• Update chapter Marking of EtherCAT plug-in modules
• Update Technical data
• Chapter Disposal added

1.3

• New title page
• EJ2522 added
• Update chapter EJ2521-0224 - Product description
• Chapters Basics communication, TwinCAT Quick Start , TwinCAT development environment and General Notes - EtherCAT Slave Application replaced by references in the chapter Guide through the documentation
• Chapter EJ2521-0224 - Object description and parameterization added
• Chapter EJ2522 - Object description and parameterization added  
• Update revision status
• Structural update

1.2

• Note Signal Distribution Board added
• Chapter Version identification of EtherCAT devices replaced by Marking of EtherCAT plug-in modules
• Update Technical data
• Update chapter Connection

1.1

• Chapter Intended use added
• Update Technical data
• Update chapter Connection
• Update chapter Installation of EJ modules
• Structural update

1.0

• First publication EJ2521-0224