Network Structure - Siemens SIMATIC ET200SP Function Manual

Introduction
3.1 AS-Interface
3.1.2

Network structure

Linear, star, and tree topologies are supported by the AS-Interface, making assembly practical
with hardly any restrictions.
Linear structure
All devices are connected to a continuous cable.
Star structure
The nodes are connected to one another in a star-shaped structure.
10
Nodes
Nodes
Safety engineering with AS‑Interface in the SIMATIC ET 200SP, including typical circuit diagram
Function Manual, 08/2020, A5E44991382002A/RS-AB/002