Ads
related to: opc data accessgo.caspio.com has been visited by 10K+ users in the past month
Search results
Results from the Health.Zone Content Network
OPC Data Access is a group of client–server standards that provides specifications for communicating real-time data from data acquisition devices such as PLCs to display and interface devices like Human–Machine Interfaces (HMI), SCADA systems [2] and also ERP / MES systems. [3] The specifications focus on the continuous communication of data.
OPC servers provide a method for different software packages (as long as it is an OPC client) to access data from a process control device, such as a programmable logic controller (PLC) or distributed control system (DCS). Traditionally, any time a package needed access to data from a device, a custom interface or driver had to be written.
OPC Historical Data Access, also known as OPC HDA, is used to exchange archived process data. This is in contrast to the OPC Data Access (OPC DA) specification that deals with real-time data. OPC technology is based on client / server architecture. Therefore, an OPC client, such as a trending application or spreadsheet, can retrieve data from ...
The OPC UA architecture is a service-oriented architecture (SOA) and is based on different logical levels. OPC Base Services are abstract method descriptions, which are protocol independent and provide the basis for OPC UA functionality. The transport layer puts these methods into a protocol, which means it serializes/deserializes the data and ...
Takeaway. Opill, the first FDA-approved over-the-counter birth control medication in the U.S., is now available for sale online. The drug also recently began shipping to stores. The drug is a ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
The OPC Foundation started in 1994, [2] as a task force comprising five industrial automation vendors ( Fisher-Rosemount, Rockwell Automation, Opto 22, Intellution, and Intuitive Technology), [3] with the purpose of creating a basic OLE for Process Control specification. OLE is a technology developed by Microsoft Corporation for the MS Windows ...
Dr. Waqas Ilyas, MD. Ophthalmology. 20. 25 Years Experience. 1840 Amherst St, Winchester, VA 22601 1.34 miles. Dr. Ilyas graduated from the University of Pittsburgh School of Medicine in 1999. He works in Winchester, VA and 4 other locations and specializes in Ophthalmology. Dr. Ilyas is affiliated.
Ads
related to: opc data accessgo.caspio.com has been visited by 10K+ users in the past month