by James Powell | Jul 6, 2025 | Installation
In a previous post we discussed the retiring Siemens products and gave a few options for future replacements. This post goes into more detail about the replacement product options and includes the order numbers. Recently, Siemens announced the retirement of three key...
by James Powell | Jun 16, 2025 | Installation
Of course it does. Right? This sounds like a simple question. I would estimate that most Certified PROFIBUS Network Engineers and even most Certified PROFIBUS trainers would say, ‘Yes, of course it does.’ We all know that PROFIBUS using PROFIsafe was the first open...
by James Powell | May 28, 2025 | Installation
First, the bad news On October 1, 2024 Siemens posted this announcement about their PROFIBUS repeaters. “Milestone PM400 (announcement of product phase-out) was set on October 01, 2024 for the PROFIBUS standard and diagnostic repeaters, as well as the...
by James Powell | Apr 22, 2025 | How things work
Introduction We live in a multi-protocol world and will continue to do so for some time to come. Different protocols will work better in different applications. In this blog post we will first introduce Modbus and PROFIBUS protocols and talk about their key strengths...
by James Powell | Mar 28, 2025 | How things work
Cassette tapes, OS2, MicoVAX, and HART: all products of the 1980s, yet only one has survived the test of time. HART, or Highway Addressable Remote Transducer, is an industrial protocol that dates back to the mid-80s. Having been in the marketplace for so long, HART...
