Industrial Automation, PLC, VFD, and Troubleshooting
In PLC troubleshooting, one of the most powerful and dangerous tools is forcing.
A PLC force allows a technician or programmer to manually override the normal state of an input or …
Read MoreIntroduction
Every industrial automation system is built on four fundamental electrical concepts:
Voltage
Current
Resistance
Power
These four concepts explain why a sensor works, why a relay energizes, why a motor turns, and why electrical components …
Read MoreIndustrial automation depends completely on electricity.
A PLC cannot read a sensor without electrical power. A VFD cannot control a motor without a three-phase supply. A solenoid valve cannot move without …
Read MoreWhy Good Troubleshooting Starts Before You Touch a Tool
Troubleshooting an electrical control panel is not just about using a multimeter, replacing parts, or resetting faults. A good technician must first …
Read MoreWhat Every Technician Should Check Before Testing Live Circuits
Troubleshooting an electrical control panel can be one of the most important skills for an automation or maintenance technician. But before using …
Read MoreUsing Electrical Prints as a Troubleshooting Map
A control circuit diagram is one of the most important tools a technician can use when troubleshooting an electrical panel. Before replacing components, checking …
Read MoreHow to Test Voltage, Continuity, and Control Circuits with Purpose
A multimeter is one of the most important tools for an automation or maintenance technician. It helps prove whether voltage is …
Read MoreOne of the most important concepts an automation technician must understand is the difference between the control circuit and the power circuit.
Many industrial machines use both.
The control circuit makes the …
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