工业通讯网络. 配置文件. 第5-2部分: 数据总线的安装. CPF 3用安装配置文件

[中文适用范围]： IEC 61784-5 的这一部分指定了 CPF 3 (PROFIBUS/PROFINET)1 的安装配置文件。安装配置文件在附件中指定。这些附件与 IEC 61918:2018 一起阅读。 [外文原描述]： IEC 61784-5-3:2018 specifies the installation profiles for CPF 3 (PROFIBUS/PROFINET). This contribution contains a number of related files covering the communication profiles to be used in conjunction with IEC 61918. This installation profile documents contained herewith provide the installation profiles of the communication profiles (CP) of a specific communication profile family (CPF) by stating which requirements of IEC 61918 fully apply and, where necessary, by supplementing, modifying, or replacing the other requirements. The installation profiles are specified in the annexes. These annexes are read in conjunction with IEC 61918. This fourth edition cancels and replaces the third edition published in 2013. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) an addition of 4-pair cabling (see C.4.4.1.2.1and C.5.3.2); b) an addition of the connector M12 X-Coding (see C.4.4.2.2); c) an addition of the definition of End-to-end links (see C.4.4.3.1); d) a revision of Table C.17 (see C.5.2.1); e) a formula for the NEXT limits of End-to-end links (see C.6.3.2.1.2).