What is NI OPC Server?

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What is NI OPC Server?

The NI OPC Servers bridge converts proprietary industrial protocols to the open OPC Classic and OPC Unified Architecture (UA) protocols. The combination of NI OPC Servers and LabVIEW provides a single platform for delivering high-performance measurements and control to industrial systems.

Is NI OPC Server free?

The license for NI OPC Servers is not part of SSP, and does not require an annual subscription to operate.

What is OPC server in LabVIEW?

OPC Servers provide a single, consistent interface to communicate with multiple devices through the OPC standard. OPC Servers is a software add-on for LabVIEW that converts proprietary industrial protocols to the open OPC Classic and OPC Unified Architecture (UA) protocols.

How do I connect to OPC server?

1.3. Connect to an OPC server

  1. Right click on the OPC DataHub system-tray icon and choose Properties.
  2. In the Properties window, select OPC .
  3. Check the Act as an OPC Client box.
  4. Type in or select the necessary information as appropriate.
  5. Click the Apply button in the Properties Window.

Can a PLC be OPC client?

The OPC server is a software program that converts the hardware communication protocol used by a PLC into the OPC protocol. The OPC client software is any program that needs to connect to the hardware, such as an HMI . The OPC client uses the OPC server to get data from or send commands to the hardware.

What are OPC tags?

An OPC Tag is a symbolic name that can be applied to the spreadsheet cell of an In-Sight sensor or emulator. The tag can be visible to OPC clients so they can access the In-Sight spreadsheet cell data. In the context of the In-Sight OPC Classic Server, two types of OPC Tags exist: Job Tags and Sensor Tags.

How does an OPC server work?

OPC is a client/server technology. One application acts as the server providing data, and the other acts as a client using data. OPC is a widely accepted industrial communication standard that enables the exchange of data between multi-vendor devices and control applications without any proprietary restrictions.