Distributed Control Systems

Honeywell Experion Controllers with PM I/O

Many Distributed Control Systems (DCS) that were created in the 1970s and 1980s were developed with proprietary hardware and software. These Distributed Control Systems were very robust, and many are continuing to operate until this day. One of those would be the Honeywell TDC 3000 system. I have no idea how...

Honeywell R520

Question of the day for you: Are you an “It works fine and there is no need to change it” personality or a “They have a new release out, lets upgrade” personality? Or maybe you are somewhere in between? Either way, it can be exciting to see what opportunities await...

Honeywell C200 Upgrade Paths

In 1998, Honeywell introduced the Experion Process Knowledge System (EPKS) C200 Controller. This was a much different system than the TDC 3000 DCS that was released in 1985, and created a much more “open” platform for integration with other products and vendors. Image by Brandon Cooper: Honeywell C200 The C200 stayed in...

Control System Changes Over The Last Five Decades

In part four of this series we will look at modern control systems from both their beginnings, as well as, the progress to what they are capable of at present day. Today’s engineer can typically work on multiple systems on any given day that could have been installed in the...