Blog

Entries for 'rockwell'

Writing Rockwell Ladder Logic in XML

Have you ever been coding the same thing over and over again, and thought “man, there must be an easier way to do this!” Well, I have. And luckily, so has Rockwell! The XML import feature allows you to generate repeat code with ease. ...


Generating Buffering Routines on an Allen Bradley PLC Using Excel Macros

Allen Bradley PLC’s, both in RSLogix5000 and Studio5000, use a text-based language to assemble their ladder code. Each rung of contacts and coils can be translated to a line of code. This is a unique feature that gives the user several benefits...


Rockwell FactoryTalk Studio Basics: Global Objects and Tag Substitution

Global Objects in Rockwell Automation / Allen-Bradley's FactoryTalk HMI development environment are useful to bring modularization and efficient repeatability of common elements in your project. This basic feature has been around for a long time,...


Source Code Protection in Studio 5000 Logix Designer

While working with a customer on a recent RSLogix 5000 project (now called Studio 5000), there was a need to protect some proprietary source code. In this particular case, DMC had developed a custom Add-On Instruction (AOI) to be used within the proj...


Siemens vs Allen-Bradley: Function Blocks

Siemens and Rockwell Automation are two giants competing in industrial automation technology today. Rockwell (aka Allen-Bradley) seems to be more popular in the US market, but Siemens has a larger international customer base. A cursory Google search ...