Even if ArrayDimensions is omitted in OPC UA, it is still available in AML.

[HochMEE]

Part83 defines the following for ArrayDimensions:
If not present in the AML SUCObject, the attribute is also omitted in OPC UA.

However, the converter currently does not omit ArrayDimensions, even when it is unavailable in the Nodeset file. See the attached document for an example.

OmitArrayDimensions.pdf