Practical Tips and Techniques
We will now install Guest Additions on our Windows 11 VirtualBox. Oracle VirtualBox is a widely used software that provides a virtual environment for operating multiple operating systems on a single computer. It enables users to create virtual machines and install various operating systems like Windows, Linux, and macOS. One of the most beneficial features … Read more
What is the most powerful PLC instruction? What instruction or concept is the most powerful when programming any manufacturer’s PLCs? Many people will guess timers, counters, or the set and reset bit instructions. These are all great instructions, but the most powerful is the indirect or pointer instruction. In PLC programming, pointers, also called indirect … Read more
We will now look at ink mixing and bottling PLC programming. EasyPLC software suite has a feature called Machine Simulator (MS) that comprises several machines that can be programmed, or you can design your own. One such machine is the ink mixer, which is used to mix different inks using the red, green, and blue … Read more
A stack light is a valuable tool for displaying the status of a machine or process. This is used to draw the operator’s attention to the operation or condition of the machine. It is usually a vertical tower of colored lights programmed to turn on or off in various combinations to indicate different conditions. For … Read more
We will now look at communication between the Productivity 2000 PLC (Modbus TCP Server) and Node-RED (Modbus TCP Client). Node-RED is a powerful, adaptable HMI/SCADA (Supervisory Control and Data Acquisition) development package that uses flow programming. Minimal coding is required; you can see the program flow visually. The best thing is that the software is … 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
