In a previous tutorial, we’ve covered a useful tool for PLC programming, States Machines in Ladder Logic. This time, we’re going to extend the use of States Machines and build a structured path toward fault diagnostics and machine alarms development to create a solid alarm function block in Siemens’ TIA Portal.
This is a companion discussion topic for the original entry at https://www.solisplc.com/tutorials/alarms-and-diagnostics-in-siemens-tia-portal