How To Update Firmware On Allen Bradley PLC

Updating the firmware on an Allen Bradley PLC or Programmable Logic Controller is an important step in maintaining the proper functioning and security of your system. Below we will go over the step by step process of updating the firmware on your Allen Bradley PLC.

Before you begin its important to note that updating the firmware can be a complex process and it is always recommended to consult the instruction manual or a professional for your specific PLC and perform a backup of your current firmware and PLC project.

Step 1: Download the latest firmware version for your PLC from the Allen Bradley website or from your PLC vendor. Make sure to select the correct firmware version for your PLC model and series.

Step 2: Connect your computer or device to the PLC's Ethernet or serial port using an Ethernet or serial cable.

Step 3: Open RSLogix software and establish communication with the PLC. This can typically be done by selecting "Connect" from the "Communications" menu and selecting the appropriate communication method (Ethernet or serial).

Step 4: Navigate to the "Tools" menu and select "Firmware Update" or "Download Firmware" option.

Step 5: Select the firmware file that you have downloaded in step 1 and follow the prompts to begin the firmware update process.

Step 6: Wait for the firmware update process to complete. This can take several minutes depending on the size of the firmware and the speed of the connection.

Step 7: Once the firmware update is complete, the PLC will reboot and the new firmware will be loaded.

Step 8: After the PLC has rebooted, open RSLogix software and establish communication with the PLC again this time with the new firmware.

Note that some Allen Bradley PLCs may require additional steps to update the firmware and some PLCs may not support updating firmware over Ethernet, and it may be necessary to use a specialized firmware update tool, or a USB drive. Be sure to consult the instruction manual for your specific PLC to ensure that you're following the correct procedure.

Don't forget to consult the instruction manual of your PLC, you can update the firmware on your PLC and ensure that it is running the latest version.