Common causes of PLC issues
PLC issues come in all shapes and sizes. However, there are factors such as age, environment, and so on that will contribute to the demise of a system. To begin the discussion, we’re going to talk about the all-too-common broken software problem.
Broken software
If you’ve worked as a PLC programmer for more than a few weeks, you’ve probably heard someone complaining about broken software, especially if you work directly with third-party customers. Now, it is nearly impossible to break software. Broken software is usually the result of malfunctioning hardware, or more commonly, user error. Typically, what a layperson will perceive as broken software will stem from operator errors. It is not uncommon for new or poorly trained operators to use a machine in an unattended way. This will almost certainly result in a bizarre behavior.
The other most common cause for broken software is hardware malfunctions. Typically, software is designed...