The OPC server is a program that translates the hardware communication protocol used by a PLC into the OPC protocol. The OPC client software is a program that connects to the hardware, such as an HMI. The OPC client communicates with the OPC server to receive data or send commands to the hardware.
The most significant difference between classical OPC and OPC UA is that it doesn’t rely on OLE or DCOM technology from Microsoft that makes it possible to implement it on any platform if that being Apple, Linux (JAVA) or Windows. The other very important part of UA is the possibility to use structures or models
This course will take place in certified PROFIBUS and PROFINET Competence and Training Center (in Ireland) and the practical sessions involve using the most comprehensive training and AV equipment
The aim of this course is to familiarise the participants with the basics of OPC and various OPC specification including Data Access, Historical Data Access, Alarms & Events and OPC-UA.