Siemens SIMATIC S7-1500 Function Manual page 139

OPC UA communication
9.1 What you need to know about OPC UA
Methods in the address space of the OPC UA server
If you implement a method via your user program, it takes the following form in the address
space of the OPC UA Server
(see Providing methods on the OPC UA server (Page 227)):
Figure 9-5
138
Methods in the address space of the OPC UA server
Function Manual, 11/2019, A5E03735815-AH
Communication