Posts Categorized: Uncategorized

PROFINET Can (Still) Use a Cheap Switch

If you want to get someone to remember something you can’t repeat it too many times. Case in point: I saw another new blog post from someone who thinks you cannot use a standard Ethernet switch for PROFINET.    YOU CAN!… Read more »


Where Networks Fit in the IIoT

There has been a raft of articles about networks and their place in the Industrial Internet of Things. Basically, IIoT is at the intersection of IoT and Industrie 4.0. Here’s a 46-second video reminder of how the relate. There were… Read more »


What Should I Do about TSN?

TSN = Time Sensitive Networking. It’s a catchall name for a series of new standards whose goal is to improve determinism in “standard” Ethernet networks. It grew out of the needs of Audio/Visual delivery. Naturally, a new organization grew to… Read more »


Choosing an Industrial Ethernet, a Checklist

What should you look for when choosing an Industrial Ethernet? These things: Is it an open standard? Can anyone build products for it? PROFINET is an open standard. It’s part of IEC 61158. Anyone can buy the spec from IEC… Read more »


Spring – When a Young Man’s Fancy Turns to PROFINET

Yesterday was the official start of spring (because that’s when pitchers and catchers reported for baseball’s Spring Training). There are a lot of similarities between baseball and PROFINET: Green.  They are both associated with the color green. Green grass on… Read more »


Worried about Bandwidth?

Worried about Bandwidth? Some students at our Long Beach PROFINET one-day training class were. It’s definitely something to think about. Here’s a start: There’s never a substitute for doing the engineering. PROFINET messages tend to be small. But design your… Read more »


An Engineer on Vacation

You can take an engineer on vacation, but he will find engineering things to do and see. An off-topic post today – at least off the PROFINET and PROFIBUS topic. Still engineering related through. Before going on vacation I used… Read more »


The Importance of Open Standards

What makes a standard open? I’ve blogged that question before: Open Standards, Proprietary Standards, and in Between Open Networks: What’s in it for you? We just completed an update to our free PROFINET one-day training class material. In the course… Read more »



2017, A New Start

It’s a brand new year. A time to reflect on getting to this point (briefly reflect, I opine). A time to plan for the new year. (Forget resolutions; they never get followed through. Plan instead.) That brief reflection: 2016 was… Read more »