标准摘要
[中文适用范围]： 本文档定义了工业应用的工业互联网系统的功能架构和功能模型。它展示了末端、边缘和云（即基础设施即服务 IaaS、平台即服务 PaaS 和软件即服务 SaaS）各层之间的模型、结构、活动以及交互内容。 [外文原描述]： IEC PAS 63441:2022 defines the functional architecture and functional model of the Industrial Internet System for industrial applications. It presents the models, structures, activities, and interaction contents between layers of the end, edge, and cloud: infrastructure as a service (IaaS), platform as a service (PaaS), and software as service (SaaS), respectively.
英文名称Functional architecture of industrial internet system for industrial automation applications