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This European Standard DIN EN 14908-4 is part of a series of standards dealing with the communication system Control Network Protocol (CNP) which is based on LonWorks technology. This standard series specifies both the hardware and software which are necessary for the operation of the communication system. There will be other parts which describe the functions, profiles and conformity tests.
This document replaces DIN EN 14908-4:2007-02 .