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Can the M340 SD card be used to transfer a Unity program to another M340 PLC?

Published date: 29 May 2019

Issue:
The M340 SD card to transfer Unity program and upgrade firmware of the receiving M340 PLC?

Product Line:
M340 PLC

Environment:
Modicon M340, Control Expert v14

Cause:
The need to transfer Unity program to another M340 PLC

Resolution:
Yes, the SD Card can be used to load a Program into a another PLC but does require the appropriate firmware file or a newer Firmware file to also be loaded if the receiving PLC is not at the correct firmware version. The appropriate M340 Firmware file can be added to the SD card through the Unity Loader utility.
Attached below is a document that explains how to use the SD card to upgrade the Firmware.


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