The PLC process is the vehicle for changing those adult behaviors, and the result will be better outcomes for our students. Johnny Key is secretary of the Arkansas Department of Education.

PLC evaluation board applications for industrial process-controlsystems are diverse, ranging from simple traffic control to complexelectrical power grids, from environmental control systems ...

PLC Inputs and Outputs provides an overview of the main types of input/output modules and input/output devices, their primary functions, and their roles in a PLC process. In a PLC system, the ...