Ladder logic diagrams are one of the most common ways to program a PLC (programmable logic controller), a device that controls industrial processes and machines. Ladder logic diagrams use symbols ...

When a PLC is used primarily to replace relays, timers, and counters, it's hard to beat the simplicity and usefulness of ladder diagram programming.Their ability to accept programming in ladder ...

Ladder logic is a programming language that resembles the schematic diagrams of electrical circuits. It consists of rungs that connect symbols that represent inputs and outputs. The inputs can be ...