With Optima OPC Server, you have a standard and secure way to access the data of your Optima PLC or Apigraf applications from any OPC client.
The variables can be predefined using a dedicated editor, or imported from a csv file. This allows you to restrict the access rights to certain variables, read-only or no access. The variables can also be set on the fly for the OPC client, in this case a common definition of access rights.
OPC DA (Data Access) is the original version of the OPC protocol, based on the functioning of the COM interface of Windows. We prefer today's version of OPC UA (Unified architecture). OPC UA is a omni-platform communication protocol for industrial automation, allowing you to make communicate between them industrial robots, machine tools and programmable logic controller (PLC).
- OPC Data Access 1.0 A
- OPC Data Access 2.05
- OPC UA 1.04 and earlier
OPC UA Transport Protocols
- OPC UA-TCP UA-SC UA Binary
OPC UA Security Policies