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Technical Resources
You can find technical information related to the DLMS/COSEM specification and the international standards on this page.

For members, additional information is available after you login to MyDLMS.

Coloured Books

Excerpts of the DLMS/COSEM Specification

The DLMS/COSEM specification is published by the DLMS User Association in the "Coloured Books".

The excerpts of the DLMS UA "Coloured Books" are available here to enable understanding the main concepts.

To implement the specification the complete Books are necessary. They are available to all members of the DLMS User Association by accessing the myDLMS secured portal.

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Coloured Books

Excerpts of the DLMS/COSEM Specification