Author Archives: John S Rinaldi
Memorial Day 2021 – Let Us Remember
“Those are those who speak about you who say, he lost a leg, she lost [...]
May
Nine Simple Steps to Machine Security
You and I have heard plenty over the last 18 months or so about manufacturing [...]
May
Data Highway (DH+) Revisited
It’s been twelve years since I did an article on DH+. That’s a long time. [...]
May
EtherNet/IP Limitations
I’ve probably written more about EtherNet/IP than anyone in the industrial automation industry. I’ve been [...]
Apr
What Modbus Doesn’t Do Very Well
I’ve always been a fan of Modbus. It’s simple. I like to think that it [...]
Apr
What is a Captive Portal?
I’ve written many times about how every industry and every specialty has terms that everyone [...]
Mar
The Things IT Would Never Do
In many of these articles, I’ve discussed the differences between IT and OT. They both [...]
Mar
Single Pair Ethernet Driving IP to the Edge (Part 2)
In my last article, I discussed the current trends that are driving the transformation of [...]
Feb
2020: Not The Worst Year – Not By A Long Shot
If you’re like me, you’re still thinking “Thank God that freaking 2020 is over!” For [...]
Feb
The Massive Pothole on the Road to Digitalization
I’m sure it’s unique to me but when I sit at my desk to work, [...]
Feb