Blog
Frame Prioritization within Ethernet/IP and PROFINET?
Have you ever laid up at night wondering how Ethernet/IP prioritizes their messages or even if they ever did? Well maybe I was working too hard on writing my Ethernet/IP training course, or maybe I am a bit of a geek. Probably both. At this time, I was reading a...
What do extra terminations look like on PROFIBUS PA and DP and how can they occur?
What do extra terminations look like? In both PROFIBUS DP and PA, having more than two terminations on a segment will lower the signal level. This lowers the overall robustness of the network and should be avoided. In the case of PROFIBUS PA, the signal level is...
What tools to use when troubleshooting Industrial Ethernet in general and PROFINET in particular?
There are many tools on the market for troubleshooting Ethernet and even ones made specifically for Industrial Ethernet. However, they vary greatly in functions and whether you use them on the network for a short time or if they are on the network all of the time. For...
Office Cat-5e Cable in Industrial Ethernet Networks (Ethernet/IP, PROFINET, Modbus TCP)?
Industry, at least, has figured out that using office grade switches in industrial settings is a really bad idea. Those who decided to try office grade switches soon figure out it is not a great idea after they have replaced 2 or 3 in a year. Cabling is not that...
Newsletter and Book Download
JCOM Automation Inc. produces a newsletter a few times a year updating our customers on upcoming training opportunities, interesting applications and new products. Please sign up here, and you can download a free copy of ‘Catching the Process Fieldbus – An Introduction to PROFIBUS and PROFINET,’ as our thank you.
The book is co-authored by our principal engineer and owner, James Powell.
We offer training courses
JCOM Automation Inc. offers high-quality, hands-on training. Our courses have a lot of labs, and we have all the latest equipment, including state of the art diagnostic equipment. We offer training on; PROFIBUS, PROFINET, EtherNet/IP, Modbus TCP, Modbus RTU, and HART. For a quote on a course, please contact us directly.
We are a certified training center for PROFIBUS PROFINET International for both PROFIBUS and PROFINET, which guarantees high-quality training.