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OPC Technologies
Current news on industrial automation, OPC technologies and the industry.
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OPC UA data quality and timestamps: a value alone is not enough
A data point consists of a value, a source timestamp, a server timestamp and a quality code. Reports that do not carry quality and time make stale or bad data look healthy.
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OPC UA Security Policies and Certificates: A Practical Guide
OPC UA security has two layers: message security (SecurityPolicy + certificates) and user authentication…
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What Is Sparkplug B? A Secure Path from Plant Data to the Cloud
Sparkplug B defines a common data model for industrial data exchange over MQTT, so devices and systems speak…
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OPC Foundation and LoRa Alliance: Mapping LoRaWAN to OPC UA
A joint working group will map LoRaWAN to OPC UA, bridging low-power wide-area networks and industrial…
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OPC UA and 5G: A New Era in Industrial Wireless Communication
5G networks combined with OPC UA bring low-latency, reliable wireless communication to industrial automation.
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Digital Twins and OPC UA: The Real-Time Data Bridge
OPC UA provides the standardized, secure data layer that keeps digital twins synchronized with physical…
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Flexible and Scalable Industrial Data Sharing with OPC UA PubSub
OPC UA PubSub decouples publishers and subscribers for high-throughput, multicast-friendly data distribution.
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OPC Foundation Announces UA Cloud Library 2.0
UA Cloud Library 2.0 brings version control, multi-cloud portability, AI-based model suggestions and a REST…
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What is OPC UA, and why is it better than OPC DA?
OPC UA is the industrial standard that carries data with its type, unit and relationships…
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