The currently displayed list of points can be saved to an XML file, or retrieved from a file.Single cell, or any range of cells can be copied to clipboard and pasted to other programs.The OPC Client I/O servers provided with the DSC Module can connect. For a list of supported PLCs, refer to the NI Developer Zone article Supported Device & Driver Plug-in List for NI-OPC Server.
#NI OPC SERVER PROFACE DRIVERS#
NI OPC Servers contains a list of drivers for many of the industry’s PLCs. This Modbus OPC Server provides secure and reliable real-time data access between all Modbus devices and any OPC-enabled applications. Vast selection of devices, protocols and API is supported.
#NI OPC SERVER PROFACE FOR FREE#
The live view can be turned online/offline with a single push of a button. National Instruments provides an OPC Server solution with NI OPC Servers. Various trial OPC Servers available for free ( Modbus, DNP3, SCADA Modbus, APACS, SNMP.that uses the Labview TCP functions (as the example Simple Server/Client. Multiple points can be easily subscribed to at once, using the "Bulk Add" command. the opc server for siemens s7 plcs can be used.Point parameters can be edited before a subscription, read or write is made.Individual points, or a selected set of points, can be read or written to.Selected data can be transferred to Excel, where it continues to stay subscribed, giving cell values that are dynamically updated with live OPC data.Essentially, you just double-click the desired OPC data in the QuickOPC Connectivity Explorer application, and then drag the changing grid cell to your Excel spreadsheet.įor step-by-step instructions, see Getting Started under Excel in the User's Guide.įeatures of Connectivity Explorer ( click the picture to enlarge) include:
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