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Why Use Industrial Ethernet?

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?

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 »


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?

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…

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 »

Manchester-Encoded Safety Airport Lounge

En route to Hanover I am spending some hours in the Manchester (UK) airport… too many, actually, but more than enough time to read and ponder a Briefing in Friday’s ARCwire on HIMA’s Safety Systems.  In the last paragraph this… Read more »

Safety Has Evolved

“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 »


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 »

Somewhere over the Atlantic

I’m relatively awake but not necessarily happy to be.  But while I am, I will compose some Hanover Fair news to post when I land. First, news about PROFIBUS and PROFINET.  A number of companies make development kits for device… Read more »

Stuck in the office

Kind of a long stretch with no travel.  Today Mike and Mike are handling the PROFIBUS in the Process Industry one-day training event in San Juan.  Sure, I go to Canada for a week and the boss goes to Puerto… Read more »