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The MQTT Potential in the industry 4.0 Landscape

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The MQTT Potential in the industry 4.0 Landscape

The journey towards #Industry40 is marked by the need for interoperability and scalability. Traditional #OT systems, characterized by rigid structures, are giving way to more dynamic, loosely coupled systems. The Publish-Subscribe (PubSub) communication technology, leveraged by the #MQTT protocol, emerges as a promising solution. However, MQTT’s data-agnostic nature requires additional specifications, such as #SparkplugB and OPC Unified Architecture (#OPCUA), to ensure interoperability at the information layer.

Challenges and Applications Scenarios
Two pivotal Industry 4.0 scenarios are “Plug & Work” (P&W) and “Condition Monitoring” (CM). P&W focuses on the flexibility of production systems, enabling seamless integration or removal of components. The current manual configuration efforts are time-consuming and error-prone. CM, on the other hand, emphasizes monitoring equipment conditions for anomaly detection. The heterogeneity of communication systems and the need for point-to-point connections pose significant challenges in data collection for CM.

MQTT — A Gamer – Changer for IIoT
Originating from the need to connect oil pipelines via satellite, MQTT has evolved to address bandwidth efficiency and Quality-of-Service (QoS) in data delivery. Its minimal protocol overhead, multiple QoS levels, and ability to notify about abnormal disconnections make it a preferred choice for IIoT use cases.

OPC UA over MQTT — A Comprehensive Solution
OPC UA, an industrial interoperability framework, offers a modular toolbox for Industry 4.0-compliant communication. It supports both Client-Server and PubSub communication technologies. When combined with MQTT, it provides a robust protocol stack for #IIoT scenarios. OPC UA ensures security with features like symmetric encryption and signature algorithms and offers standardized information models, facilitating interoperability across various domains.

Sparkplug — Enhancing MQTT’s Potential

#Sparkplug, initially released in 2016, aims to enhance MQTT’s interoperability in the IIoT and SCADA markets. It specifies a topic namespace, state management, and payload definition, ensuring seamless communication between host applications and edge nodes via an MQTT server.

As industries continue to evolve, the emphasis on standardized, secure, and scalable communication protocols will only grow, ensuring a resilient and flexible production ecosystem.

Disclaimer – This post has only been shared for an educational and knowledge-sharing purpose related to Technologies. Information was obtained from the source above source. All rights and credits are reserved for the respective owner(s).

Keep learning 📚 and keep growing 📈

Source: LinkedIn

Credits : Mr. Sebastián Trolli’s Post

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