This part of IEC 62056 specifies a model of a meter as it is seen through its communication interface(s). Generic building blocks are defined using object-oriented methods, in the form of interface classes to model meters from simple up to very complex functionality.
IEC 62056-6-2:2013 Referenced Document
IEC 61334-4-32:1996 Distribution automation using distribution line carrier systems - Part 4: Data communication protocols - Section 32: Data link layer - Logical link control (LLC)
IEC 61334-4-41:1996 Distribution automation using distribution line carrier systems - Part 4: Data communication protocols - Section 41: Application protocols - Distribution line message specification
IEC 61334-4-511:2000 Distribution automation using distribution line carrier systems - Part 4-511: Data communication protocols; Systems management; CIASE protocol
IEC 61334-4-512:2001 Distribution automation using distribution line carrier systems - Part 4-512: Data communication protocols; System management using profile 61334-5-1; Management Information Base (MIB)
IEC 61334-5-1:2001 Distribution automation using distribution line carrier systems - Part 5-1: Lower layer profiles; The spread frequency shift keying (S-FSK) profile
IEC 62056-21:2002 Electricity metering - Data exchange for meter reading, tariff and load control - Part 21: Direct local data exchange
IEC 62056-46:2002 Electricity metering - Data exchange for meter reading, tariff and load control - Part 46: Data link layer using HDLC protocol
IEC 62056-6-2:2013 Electricity metering data exchange.The DLMS/COSEM suite.Part 6-2: COSEM Interface classes has been changed from IEC 62056-62:2006 Electricity metering - Data exchange for meter reading, tariff and load control - Part 62: Interface classes.