What Is a PLC? Why Use PLCs? But What Exactly Is a PLC? A Little More About Inputs and Outputs And a Little More About the Control Program So How Does a PLC Keep All This Straight? To Sum It All Up Want To Learn More?
PLC入门(英文)-图一
PLC入门(英文)-图二
PLC入门(英文)-图三
PLC入门(英文)-图四
PLC入门(英文)-图五