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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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Enhanced identification character

Reference: IEC 62056-21, Clause 6.3.2, item 24).

The enhanced identification character is part of the identification message used for direct data exchange. It indicates that enhanced protocol capabilities are available.

• The value 2 indicates that the binary mode (HDLC) is available.
• The values 0, 1 and 3 to 9 are reserved for future applications.

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