Software and programming issues
As I progressed through my automation career I was exposed to many different PLC platforms. My first job out of college was as an applications and sales engineer for a distributor of Eagle-Signal, Omron, Idec and Fuji PLCs. Back then …
HMIs (Human-Machine Interfaces) are used to allow machine operators to control a machine or system. It can consist of items as simple as pushbuttons and pilot lights or use systems of computers and touchscreens. In todays manufacturing world it typically …
This is a screen shot from a job I subcontracted for in about 2002 or so. A Kraft Life Savers plant was shut down in Michigan due to the US tariffs on sugar and moved to Montreal in Canada. This …
The process industry has used P&ID (Piping and Instrumentation Diagrams) for many years as a method of describing the relationships between piping, instrumentation and system components. Usually this is applied to chemical, batching or fluid transfer projects and is nearly …
*Note: This post was written in February of 2011. Since that time I have written a number of other posts on ladder logic you may find useful. These are listed below for your convenience: Ladder Logic 102: Organization (October 2012) …
When I worked for automation distributors I was required to promote and recommend only the products that the distributor sold. This sometimes caused a conflict of interest: is this the most appropriate solution for this application? The first distributor I …
