One of the first decisions that needs to be made when designing a PLC system is memory allocation and organization. In the early years of the PLC memory came at a premium… 1K (one kilobyte) of memory for the program …
I would like to make myself available to any company or group, worldwide, that desires truly advanced training in industrial automation-related fields.
Today’s topic derives from a project I have become involved in in my “spare” time. Lately I have been spending a lot more time teaching classes. My project in Miami is mostly complete, so I have been able to get …
Automation Direct has written a new post on the history of the PLC that you might find interesting. It can be found HERE and covers the early years of PLC development. It mostly discusses Dick Morley and the founding of …
Last week I received an e-mail from a guy at a company called Udemy. He had stumbled across a post about Automation Direct from about a year ago and thought I might be interested in the infographic above. Sometimes when …
When designing a control system, sometimes it becomes necessary or advantageous to communicate with devices that were not made by the PLC manufacturer. If these devices need to be placed on an Ethernet, DeviceNet or Profibus network there are methods …
Today’s topic involves a project I have been working on over the last few months. The project consists of adding process equipment including tanks, pumps, valves and instrumentation to an existing system… while it is running. Because production runs 24 …
Hello again from Miami. This time I drove down here since I needed to spend a couple of weeks on my current project, upgrading a juice and beverage compounding system. When I’m out of town for a long time its …
Greetings from not-so-sunny Jupiter, Florida. Despite the lack of sunshine, the weather is nice. I have spent the last several weeks teaching in my home state of Tennessee, and… brrr… Minnesota. I am down here for a couple of weeks …
Since I started this blog in early 2011 I have written a lot of articles on PLCs. The PLC is a major part of many industrial facilities and machines, and indeed has been an important part of my career. Now …
