Foreword
EK1122, EK15xx 9Version: 3.4
2.3 Documentation issue status
Version Modifications
3.4 • Update chapter "Technical data"
• Update structure
3.3 • Update chapter "Notes on the documentation"
• Update chapter "Technical data"
• Addenda chapter "Instructions for ESD protection"
• Chapter "ATEX - Special conditions" replaced with chapter "ATEX - Special
conditions (extended temperature range)"
3.2 • Corrections within chapter “Technical data”
3.1 • Corrections within chapter “Basic function principles of EtherCAT junctions”
3.0 • Addenda of EK1122-0008 (EtherCAT coupler, with M8 sockets);
• Migration
2.4 • Update chapter "Mounting and wiring"
• Update chapter "Technical data"
• Update structure
2.3 • Update Technical data
2.2 • Update Technical data
2.1 • Addenda chapter "Optional DC support"
2.0 • Addenda EK1122-0080
1.9 • Application notes POF junction added
1.8 • EK1561 added
1.7 • Update chapter "Diagnostic LEDs"
1.6 • Technical notes added, structure adjusted
1.5 • EK1521-0010 added
1.4 • Note PC plug added
1.3 • Port assignment added
1.2 • Addenda technical notes
1.1 • Technical description added
1.0 • First public issue
0.1 • Preliminary version
2.4 Version identification of EtherCAT devices
Designation
A Beckhoff EtherCAT device has a 14-digit designation, made up of
• family key
• type
• version
• revision
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