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description: Real-World Examples of OPC in Action
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# OPC UA Simulations

There are many brand that create simulation  server and client to use OPC :

* Matrikon
* Prosys
* Kepware
* Phoenix

To understand the concept of OPC better you can use one of simulation  server/client to implement OPC.

We test Prosys Server in windows and use OPC android client.

1.Download and install Prosys OPC UA Simulation Server from [https://www.prosysopc.com](https://downloads.prosysopc.com) .

2.Install one of OPC client from google play store to your cellphone (like ; Prosys OPC Client , OPC UA Client).

3.In Prosys OPC Client add new server enter name for server in OPC server link add the opc.tcp://your-pc-ip-address:portnumber/OPCUA/SimulationServer then save it.

![Prosys OPC Client](https://2197685034-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LYbDoJi0SntVARabiyH%2F-LYmCazS-DWTIxOnx8mi%2F-LYmEHn_4vJ6UEyXB3qY%2Findex.jpg?alt=media\&token=c2d4926a-6458-432e-96ee-0b7a28a1e488)

4.Then you can monitoring , getting data , edit data ,... form server.
