Notes On Configuration Limits When Using Server Interfaces - Siemens SIMATIC ET 200AL System Manual

Create user program with FB types or UDT
How to create FBs and UDTs is not explained in detail here; for this purpose use the
description for creating a user program, e.g. declare block interface and declare PLC data
types (UDT).
Consistency check
The consistency check ("Consistency check" button of the editor) also checks the mapping of
the data types and updates the display of the data types in the corresponding column of the
editor.
9.3.4.9

Notes on configuration limits when using server interfaces

When you use OPC UA server interfaces, you must comply with limits for the following
objects in line with the S7-1500 CPU performance class:
• Number of server interfaces
• Number of OPC UA nodes
• Load object data volume
• If you have implemented methods: Number of server methods or server method instances
Communication
Function Manual, 05/2021, A5E03735815-AJ
OPC UA communication
9.3 Using the S7-1500 as an OPC UA server
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