标准摘要
[中文适用范围]： IEC 61784-3 系列的这一部分指定了基于 IEC 61784-2 的 CPF 12 和 IEC 61158 Type 12 的安全通信层（服务和协议）。它确定了 IEC 61784-3 中定义的功能安全通信的原则：与此安全通信层相关。 [外文原描述]： IEC 61784-3-12:2010 specifies a safety communication layer (services and protocol) based on CPF 12 of IEC 61784-2 and IEC 61158 Type 12. It identifies the principles for functional safety communications defined in IEC 61784-3 that are relevant for this safety communication layer. This bilingual version (2012-02) corresponds to the monolingual English version, published in 2010-06.
英文名称Industrial communication networks - Profiles - Part 3-12: Functional safety fieldbuses - Additional specifications for CPF 12