PROFIBUS Ring with no repeaters?

Have you ever wondered what would happen if you took the cable at the end of a PROFIBUS network and connected it back to the beginning of the network? Well, I have. Being involved with Troubleshooting, I have thought of all the different ways you could mess up a...

Traffic jams on the PROFINET

Introduction: When PROFINET was first released, almost all the nodes communicated at 100 Mbps. You had the odd device that communicated at 10 Mbps, but that was non-PROFINET and was not a big deal. In the last few years, things have changed. We now have 1,000 Mbps...

ChatGPT, PROFIBUS and SNAP

There has been a lot of talk about ChatGPT. My colleague Cambel Lai has been playing with it, and it is certainly impressive technology. However, as others have noted, it should be used cautiously. This is especially true when applied to industrial communications. We...

The HP-25 Cable tester to the Rescue!

My PROFIBUS troubleshooting tool of choice is ProfiTrace by PROCENTEC – an excellent tool. In my toolbox, I also have a cable tester called the HP-25 by HI-PORT CONTROLS in the UK. If I am working on a new segment, I will take it out and use it. However, up until now,...
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