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Hannover 2016: The Show

Events surrounding the show were tough this year between track maintenance on the main line, a transit strike in Hannover, and the security surrounding President Obama’s visit. Despite all that, the show itself was a success. By the numbers: 190,000… Read more »

Hannover 2016: PROFI Growth

I’m just back from Hannover Fair, reflecting on the news therefrom.  In passing (literally), it was President Obama’s walk-by.  For us automation types though it was the continuing growth of all things PROFI. The independent auditor’s count of nodes installed… Read more »

Do the Engineering

I realized I had a pet phrase to go with my pet peeves: “There’s never a substitute for doing the engineering.”  I realized it was a pet phrase when Gary Mintchell noticed I said it in a comment to his… Read more »

Hanover Fair Preview

Remember when there were big independent shows in the US?  Shows like ISA and National Manufacturing Week? Hanover Fair (April 25-29) in Germany makes them look tiny.  Hanover Fair is big, although not as big as in years gone by. … Read more »

What did the blender say to the toaster?

What did the blender say to the toaster? I don’t know, but that apparently happens in the Internet of Things. What did the I/O block say to the PLC? Here’s my inputs and thanks for the outputs.  That’s the Industrial… Read more »

Where Is the Edge of the Industrial Internet?

I’ve recently read a number of blog posts and articles talking about the Edge of the Industrial Internet of Things, including Vibhoosh Gupta’s blog post titled “Industrial Edge Node: The iPhone of Industry.” They made me think about where the… Read more »


PROFINET is a mechanism to exchange data between controllers and devices. Controllers could be PLCs, DCSs, or PACs. (Programmable Logic Controllers, Distributed Control Systems, or Programmable Automation Controllers.) Devices could be I/O blocks, vision systems, RFID readers, drives, process instruments,… Read more »

Complementing PROFINET

“Nice job, PROFINET.”  “Way to be deterministic there PROFINET.” No, not complimenting PROFINET, complementing PROFINET. PROFINET is a great backbone for I/O, controllers, vision systems, drives, and more.  But it isn’t all things to all devices.  There are times and… Read more »

Computer History

This post is mostly off the PROFINET and PROFIBUS topics, but there is plenty of engineering-related material here… Prior to the Silicon Valley PROFINET one-day training class, I had a chance to visit the Computer History Museum in Mountain View,… Read more »

A Social Media Milestone

I honestly don’t know how this happened.  But the PROFIblog started ten years ago… quite inauspiciously.  The first post said that we’re starting to blog.  And check back a couple times a week for updates.  Well, the couple times a… Read more »