relay

What is a PLC? (Programmable Logic Controller)

by
What is a PLC? (Programmable Logic Controller)

The most commonly asked question is, “What is a PLC?”. A Programmable Logic Controller (PLC) is a computer used to control industrial processes and machinery. It is designed to receive input signals from various sensors, process the information, and then send output signals to handle multiple machines and processes in real time. PLCs are widely … Read more

Timing Diagram NOT Just Used for a Timer

by

Logic circuits in a PLC ladder logic program are either on or off. The inputs change, which will affect the outputs. This can be expressed in a timing diagram. The timing diagram or chart will show you how the ladder logic program will respond to the changing states of the inputs and outputs. This visual … Read more