Practical Tips and Techniques
Accelerate Learning … Accelerate Machines… Accelerate Knowledge… ACC Automation Each year we like to take a few minutes and reflect on the past, current, and future of ACC Automation. You have helped us build the site you see today through questions, comments, and suggestions. Thank you. In this Covid-19 world, we are continuing to adapt. … Read more
Data handling instructions are used to perform movement and manipulations of the memory in the programmable logic controller. The Productivity 2000 Series PLC has fifteen different data handling instructions that can be used in various applications. It is important to look at the capabilities of your programmable logic controller. This will lead you to different … Read more
PLC programs scan cyclically. This means that it is repeated many times and in the same order. The primary sequence of a PLC scan is reading the inputs, executing the program, diagnostics, and communication, and updating the outputs. We will look at these scan items with particular attention to how the ladder logic program is … Read more
This tutorial is for beginners who are just starting to program PLCs. Using the EasyPLC simple conveyor, we will move a box back and forth on the conveyor. We will learn to write the PLC ladder logic program for this operation. Using the five steps to PLC programming development, we will determine what must be … Read more
We will connect two Click PLUS PLCs and communicate in three different ways. Using the send and receive commands, we will set up one PLC to be the master (client) and communicate with the slave (server). WiFi, Ethernet, and Serial communication will share common memory areas between the Click PLCs. The send and receive commands … Read more
We will connect a lighted pushbutton switch to a programmable logic controller (PLC). Using our Click PLUS PLC, we will be assembling, wiring, programming, and testing our pushbutton switch system. The Fuji Electric pushbutton, normally open (NC) contact, will be wired to the first PLC (X1) input. The LED light will connect to the Click … Read more