PROFIBUS

May 16

Teach Me PROFIBUS

Are you new to PROFIBUS? Ready to start a new PROFIBUS project? Are you required to troubleshoot and maintain a PROFIBUS network? Here are some suggestions to learn about PROFIBUS: Read about PROFIBUS. The best place to start is the 36-page System Description: PROFIBUS Technology and Application. It’s contents: Chapter 1 contains an introduction to…

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Apr 18

PROFINET and PROFIBUS Growth

Every year PI conducts an audited count of new nodes installed for PROFINET, PROFIBUS, PROFI in Process, PROFIsafe, and more. No other organization does this, so any numbers you see for nodes of EtherNet/IP or EtherCAT are estimates. The count is conducted by an independent third party. He sends a request to device makers who…

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Dec 16

Top 5 Reasons Your PROFIBUS Network Failed

There are more PROFIBUS DP fieldbus nodes installed than any other network (by a huge margin). But that doesn’t mean there won’t be a problem with the network.  The experts point to these five common problems: 1. Terminator.  The number one most common problem – the cable ends at a PROFIBUS device connected with a…

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Jul 14

Catching the Process Fieldbus 2nd edition

The second edition of this classic work adds valuable information about PROFINET’s role in process automation, supplementing the widely-used PROFIBUS protocol.  With some theory and a lot of practical experience presented, this book is THE place to start learning about PROFIBUS and PROFINET for process. …so it says on the back cover of Catching the…

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May 12

Also Catching the Process Fieldbus

I have often recommended James Powell’s Catching the Process Fieldbus: An Introduction to Profibus for Process Automation.  It’s a great start to understanding PROFIBUS.  I’ve even previously blogged about it as “Catching the Process Fieldbus.” It’s been available at Amazon as a hardcover. And we’ve given some away as raffle prizes at one-day training classes. …

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Dec 16

Will PROFIBUS Ever Die? Expanded Post.

Perhaps some explanation of the “no” answer is in order: PROFIBUS can’t be killed no matter what. The installed base is too big (the biggest of any serial fieldbus) and it continues to grow every year. We continue to see manufacturers add PROFIBUS to their automation products. Companies with PROFIBUS installed continue to add more…

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Dec 16

Will PROFIBUS Ever Die?

No. –Carl Henning

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Oct 28

PROFIBUS PA Redundancy

Redundancy is not covered by the PROFIBUS PA specification, but vendors have jumped in with their own solutions. There are several choices including these two from PI North America members: 1. MooreHawk provided a nice video showing how their solution works for both Foundation Fieldbus and PROFIBUS PA. 2. Siemens has a solution as well,…

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Jul 29

PROFIBUS PA – Simple and Safe in Hazardous Zones

What follows is an excerpt from the recently released White Paper entitled 6 Reasons to Give PROFIBUS PA Another Look. The high-power trunk with FISCO spurs is a de-facto standard for PROFIBUS in explosion hazardous areas. Based on this concept, PROFIBUS PA can be installed without difficulty or the need for major cost analyses in…

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Jul 22

PROFIBUS PA – Certification Ensures Compatability

What follows is an excerpt from the recently released White Paper entitled 6 Reasons to Give PROFIBUS PA Another Look. Billions of people use their cellphones without ever thinking about the underlying communications technology. The phones are made by different manufacturers, operate on different networks and have different user interfaces, but people can communicate no…

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