IEC 61227:2008确定了离散控制、多路复用常规系统和软控制系统的人机界面（HMI）要求。与IEC 60964和IEC 61772一起使用。适用于按照IEC 60964设计的核电厂新主控室的设计。这个新版本考虑到计算机设计工程技术在最近几年有了显著的进步。

IEC 61227:2008 identifies the Human-Machine Interface (HMI) requirements for discrete controls, multiplexed conventional systems, and soft control systems. To be used with IEC 60964 and IEC 61772. Is intended for application to the design of new main control rooms in nuclear power plants designed to IEC 60964. This new edition takes into account the fact that computer design engineering techniques have advanced significantly during recent years.