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Overview / excerpts of the DLMS UA coloured books DLMS UA coloured books (password protected area) DLMS/COSEM specification DLMS/COSEM specification maintenance List of proposed amendments Approved Amendments List and maintenance of standard items List of standard OBIS codes and COSEM objects OBIS code maintenance process Requests for adding a new standard OBIS code List and maintenance of standard interface classes

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COSEM Logical device name

References: Blue Book Clause 4.1.6.2, / IEC 62056-62 Clause 4.6.2.

COSEM Logical Device Name is defined as an octet-string of 16 octets. The first three octets uniquely identify the manufacturer of the device and it corresponds to the manufacturer's identification in IEC 62056-21. The following 13 octets are assigned by the manufacturer. The manufacturer is responsible for guaranteeing the uniqueness of these octets.

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