A.3
Date Code 20171006 Instruction Manual SEL-400 Series Relays
Manual Versions
Section 18
➤ Updated typographical information in Figure 18.5: UDP_S Connection.
Section 19
➤ Added as a new section.
Appendix B
➤ Updated to describe firmware upgrades to the TiDL system.
Appendix C
➤ Updated to describe cybersecurity aspects of EtherCAT ports.
Glossary
➤ Added terms related to TiDL systems.
20160518
➤ Initial version.
Table A.1 Instruction Manual Revision History (Sheet 3 of 3)
Date Code Summary of Revisions