PROFINET, PROFIBUS, and IO-Link news from around the world
Test your Knowledge: Ethernet Quiz
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Test your Knowledge: Ethernet Quiz

How well do you know PROFINET? For that matter, how well do you know Ethernet? Since PROFINET uses standard unmodified Ethernet, it's time to make sure you've got your facts straight.

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Tech Tip: Designing for Available Bandwidth

A frequently expressed concern of PROFINET users is bandwidth. Is there enough? How can I be sure? This is a legitimate concern, prompting a reminder that there’s never a substitute for doing the engineering. Architect the system with bandwidth usage in mind.

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Advanced PROFINET Features Pay Dividends: Alarms and Records

For most folks jumping in to a PROFINET development project, there’s one only goal that they have in mind: exchange cyclic real-time data with a PLC. That’s the same task that every fieldbus in history has been designed around, and it comes with well-known drawbacks: devices that can only exchange data cyclically force developers to pack all sorts of data in to the real-time channel that don’t belong there.

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A Short Guide to Addressing EMI on PROFIBUS

Communication issues are often encountered on PROFIBUS networks, due to various factors such as reflections or electromagnetic interference (EMI). Malfunctions caused by these problems can easily be avoided if the main causes can be identified. Here is how to avoid them.

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