Industrial Automation, PLC, VFD, and Troubleshooting
Introduction
In industrial automation, one of the most important differences a technician must understand is the difference between a fault and an alarm.
At first, both may look similar because both indicate …
Read MoreA Critical Difference Every PLC Technician Should Understand
In industrial automation, two words are often used together but do not mean exactly the same thing:
Permissive and Interlock
Both are used to control …
Read MoreA Basic Introduction for Automation Technicians
Introduction
In industrial motor control, we often work with contactors, overload relays, motor starters, VFDs, and three-phase AC motors. These systems are excellent for running motors …
Read MoreUnderstanding How the HMI Talks to the PLC
In an industrial HMI system, the screen is only useful if it can communicate with the controller.
The HMI needs to read machine status …
Read MoreUnderstanding How an Industrial HMI Connects the Operator to the Machine
In the previous post, we explained what an industrial HMI is and why it is important in automation. Now we …
Read MoreA Beginner-Friendly Introduction for Industrial Automation Technicians
In industrial automation, an HMI stands for Human-Machine Interface. It is the screen, panel, or computer-based application that allows an operator, technician, or engineer …
Read MoreIntroduction
Industrial motor control is one of the most important foundations for automation technicians, electricians, and maintenance personnel. Motors are everywhere in manufacturing: conveyors, pumps, fans, agitators, compressors, mixers, packaging equipment, …
Read MoreIntroduction
In industrial motor control, one of the first concepts every automation technician must understand is the difference between the power circuit and the control circuit.
Both circuits work together, but they …
Read MoreWiring Diagrams, Ladder Diagrams, Single-Line Diagrams, and Block Diagrams
Introduction
Reading motor control drawings is one of the most important skills for an automation technician. A motor control panel may look complicated …
Read MoreThe Foundation of Industrial Motor Control
Introduction
The Start/Stop seal-in circuit is one of the most important circuits in industrial motor control. If you understand this circuit, you are building a strong …
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