How Do I Choose the Best Programmable Logic Controller Software?

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  • Written By: Alex Newth
  • Edited By: Angela B.
  • Last Modified Date: 14 January 2020
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Choosing the best programmable logic controller software is filled with many considerations and, unlike many other programs, price tends to be a large factor. Before instructions go to the logic controller, having programmable logic controller software with a testing tool can help you test the program to make sure it works. Data logs in the controller software should make it easier to discover problems with the controller, which can be useful. Communication between the controller and the program also should be smooth, or it might be difficult to export the instructions.

Most programs have a nominal price tag that makes them accessible for people and businesses, but programmable logic controller software may have a much-higher-than-average price tag. Some standard programs used by industries and manufacturers cost more than $1,000 U.S. Dollars (USD) per license, as of 2011, and most users normally need several licenses. This means that one of your key considerations should be to find a program that fits your budget while still providing quality features.

While programmable logical controllers may not require the most complex programming, there often is a lot of programming used for even simple or intermediate actions. This means there is a chance that some of the programming may not work or may be harmful to the controller. To keep the controller from experiencing any problems, a testing feature can be beneficial. This will run a simulation of the instructions so you can see if they work.


During all aspects of the logic controller programming process, data will be produced. These data come from exporting the programming, the controller running and even when errors occur. If you select programmable logic controller software with data logs, then it can make error checking much easier. You also can use the data to compare different projects, which can be useful.

Programmable logic controller software is used for programming, but it also serves another important purpose: exporting instructions to the controller. To make this process easy, it normally is best to get a program that has a smooth communication channel between the program and the controller, because you may export the instructions many times before the controller is ready for use. This means the communication should be simple and without much programming, fast to ensure that you can quickly test the controller, and stable so the instructions export without breaking up or experiencing any degradation.


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