Appendix
EL34xx 277Version: 1.5
Note
• It is recommended to use the newest possible firmware for the respective hardware
• Beckhoff is not under any obligation to provide customers with free firmware updates for delivered
products.
NOTE
Risk of damage to the device!
Pay attention to the instructions for firmware updates on the separate page [}278].
If a device is placed in BOOTSTRAP mode for a firmware update, it does not check when downloading
whether the new firmware is suitable.
This can result in damage to the device! Therefore, always make sure that the firmware is suitable for the
hardware version!
EL3423
Hardware (HW) Firmware Revision no. Release date
01* 01 EL3423-0000-0016 2018/06
02 EL3423-0000-0017 2018/08
03 EL3423-0000-0018 2018/12
04 2019/01
EL3423-0000-0019 2019/01
05 EL3423-0000-0020 2019/03
06* 2019/05
EL3443-0000
Hardware (HW) Firmware Revision no. Release date
01* 01 EL3443-0000-0016 2018/06
02 EL3443-0000-0017 2018/08
03 EL3443-0000-0018 2018/12
04 2019/01
EL3443-0000-0019 2019/01
05 EL3443-0000-0020 2019/03
06* 2019/05
EL3443-0010
Hardware (HW) Firmware Revision no. Release date
01* 01 EL3443-0010-0016 2018/06
02 EL3443-0010-0017 2018/08
03 EL3443-0010-0018 2018/12
04 2019/01
EL3443-0010-0019 2019/01
05 EL3443-0010-0020 2019/03
06* 2019/05
EL3443-0011
Hardware (HW) Firmware Revision no. Release date
00* 03 EL3443-0011-0018 2018/12
04 2019/01
EL3443-0011-0019 2019/01
05 EL3443-0011-0020 2019/03
06* 2019/07