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Creating a Smart Field with 114 Sites in Just Eight Months

Scalable SCADA and MQTT Were Crucial to Achieving Ambitious Goals NGL Energy Partners is a diversified midstream oil & gas company that provides multiple services to producers and end users, including transportation, storage, blending, and marketing of crude oil. To improve its operational efficiency and revenue-generating capabilities, NGL embarked on an ambitious project that created a

Securing MQTT Messages

The use of a message broker in MQTT communications addresses some industrial networking security concerns, but not all of them. The co-inventor of the technology offers tips on how to secure your MQTT communications. A key aspect of MQTT’s (message queueing telemetry transport) architecture involves the use of an intermediary server to collect data, as

Opto 22 Product Philosophy: Here Today, Here Tomorrow

Introducing Opto 22 Products In 1974, engineer Bob Engman started Opto 22 with just 22 products: optically isolated solid-state relays (SSRs) manufactured for better reliability using a new potting process he helped invent. Today, more than 45 years later, the company still sells and supports all 22 of those original SSRs—plus hundreds of other reliable

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