When it comes to information about your PLC program, the more you have the better. In this lesson, we are going to demonstrate the resources tab. This tool will provide information about the configured hardware such as inputs and outputs as well as how many of them are used within the project. You will also find information about how much of the CPU memory is used for programming or data blocks, how much load memory is used, and more. We will also provide a tip to determine the I/O modules to select for your project based on the I/O count. When it comes to information about your project, the resources tab is a good place to start. Let’s take a look at how it works.
There may be an occasion when you are not sure whether the program you have residing on your computer is the same as the program that resides on the PLC or simulator. You may have come into the project after development and you received a copy of the program from the previous programmer. You need...
Are you all familiar with the modern-day boogieman? The boogieman for computers that is. There are guys out there whose sole purpose is to wreak havoc on the computer of the unsuspecting soul who dares to open that email message or the unknown web page. Well, recently it was discovered that there...
In the first lesson of this series, we discussed what was considered the first of its kind. A cyber weapon that’s purpose was to invade and stealthily command and hopefully destroy machinery that was controlled by a PLC control system. This weapon or virus appeared to have a specific target and a...
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