Beckhoff EL72 1 Series - Fig. 175 Firmware Update

Appendix
EL72x1 185Version: 3.3
Switch to the Online tab to update the controller firmware of a slave, see Fig. Firmware Update.
Fig.175: Firmware Update
Proceed as follows, unless instructed otherwise by Beckhoff support. Valid for TwinCAT2 and 3 as
EtherCAT master.
• Switch TwinCAT system to ConfigMode/FreeRun with cycle time >= 1 ms (default in ConfigMode is 4
ms). A FW-Update during real time operation is not recommended.
• Switch EtherCAT Master to PreOP
• Switch slave to INIT (A)