PROFIblog – Industrial Ethernet & Fieldbus, Profinet & Profibus Blog


Industrial Ethernet Survey

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Network Vision, a PTO member, has some clever tools to help maintain Industrial Ethernet networks.  We demonstrate them at the PROFINET one-day training events to show how standard tools can help troubleshoot the PROFINET network.  They’ll be exhibiting at our… Read more »


Why Use Industrial Ethernet?

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One of the topics we cover in the PROFINET one-day training classes is the industrial automation trends that have led users to Industrial Ethernet.  And more importantly, the results they can expect in using Industrial Ethernet, especially PROFINET. We were… Read more »


Whither Wireless? Which one?

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Whither Wireless?  Which one?  We talk about wireless as if it were some monolithic thing.  It’s not. There was a lot of wireless stuff at Hanover, even a wireless pavilion with many displays.  My observation is that wireless means many… Read more »


FDT vs. EDDL

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The raging controversy between FDT and EDDL continued at Hanover.  This is just silly. My advice to those who are so wrapped up in one that they can’t tolerate the other is this: get over it!  Neither is going away. … Read more »


IO-Link, HART for discrete?

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IO-Link is a point-to-point wiring system intended for smart sensors and actuators.  It communicates over the discrete device’s wires.  This reminds me of HART in the process space where communication is superimposed over the 4-20mA signal wires.  And similar to… Read more »


Are you going to Hanover Fair…

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Not Scarborough Fair… and no parsley, sage, rosemary, or thyme.  Are You Going to Hanover Fair could have been the tune at Hanover Fair on Monday (with apologies to Simon and Garfunkel).  Monday attendance seemed off from prior years; one company… Read more »



Safety Has Evolved

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“Safety has evolved from being a cost burden and “necessary evil” to a strategy for improving productivity and reducing downtime.” –from the “The Business Case for Safety” section of the new ARC White Paper, PROFIsafe: Networked Safety for Process and… Read more »


Grand Ole PROFINET

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Live from the PROFINET one-day training event in Nashville – lunch is over and we are resuming with the PROFINET IO demo.  Good questions at this event and a blend of Control Engineers and IT.  I love to see that… Read more »