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Color codes and phasing are the same. As the mounting is different, the bracket that the readhead has a different mounting pattern. For this reason it is best to inspect the readhead's mounting pattern and confirm this before purchasing. Because the mounting pattern is different, the PLME shouldn't be considered a dropin replacement for the LME.
LME and PLME Mounting Dimensions
LME flier [PDF IN PARKER COMMUNITY]