Engineering and remote access
3.10 OPC UA server
3.10
OPC UA server
3.10.1
Introduction
OPC UA (Open Platform Communications - Unified Architecture) for non-proprietary
communication in automation systems.
You can find information in the Internet at opcfoundation.org
(https://opcfoundation.org/about/opc-technologies/opc-ua/).
Note
In order to guarantee the optimum performance regarding the data transfer rate, the number
of simultaneously used communication interfaces (PROFINET, OPC UA, web) should be kept
as low as possible.
3.10.2
Preconditions
Note
Example of an installation
Using "UaExpert" as example, this section describes how, using a client, you access
SITOP UPS1600 data.
• UaExpert V1.4.4 or higher is installed.
The OPC UA client for Microsoft Windows can be downloaded from the Internet site of
Unified Automation:
clients.html)
• Main module SITOP UPS1600 operates with firmware version v2.2.0 or higher.
• The IP address of SITOP UPS1600 is configured.
• The OPC UA server of the SITOP UPS1600 is activated (default setting).
Note
For OPC UA, every device is assigned a profile, which describes the capability of the particular
device.
The OPC UA server of the SITOP UPS1600 corresponds to the "Micro Embedded Device Server"
profile.
156
(https://www.unified-automation.com/downloads/opc-ua-
SITOP UPS1600 / BAT1600 / UPS1100
Equipment Manual, 07.2021, A5E37775406-11-76