11/30/2023 Design a ladder logic program that counts parts and their values. input i:2/1 is a sensorRead Now![]() A set of electrical connections, corresponding to OUTPUTS. Each connection has a unique INPUT number.Ģ. A set of electrical connections corresponding to INPUTS. ![]() Some more complex PLC’s look a little different, but EVERY PLC will have the following components:ġ. ![]() The following schematic sketch demonstrates a simple PLC.įigure 1. It looks like a box, with many little electrical connecting points along its sides. To begin with, what does a PLC look like ? Appendix on Programmable Logic Controllers
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