Understanding Industrial Relays: Types, Terminology, & How to Choose the Right One
Relays are one of the most fundamental components in industrial control systems, yet their naming conventions trip up…
Power Transformers: Key to Electrical Efficiency in Industrial Automation
Learn how these electrical parts efficiently manage electrical currents for optimal power transmission and usage.
Physical Layers of Industrial Communication Protocols
Explore the differences between RS-232, RS-485 and Ethernet physical layers, their history, speed, range and how they shape…
What is HMI? An Introduction to Human Machine Interface
Learn what Human-Machine Interfaces (HMIs) are, how they integrate with PLC systems, and how they improve monitoring, control,…
Proximity Sensors: 4 Common Types Used in Industrial Automation Applications
Explore four common types of proximity sensors and their features, benefits, and key automation applications.
Circuit Breakers: How They Work, Terminology & Types
Learn about the basics of circuit breakers, including how they work, terminology to know, and the four common…
NPN and PNP: IO Module Terminology
Explore the difference between NPN and PNP modules and learn what “sinking” and “sourcing” mean to avoid costly…
Variable-Frequency Drives (VFDs): How They Work
Learn about variable frequency drives (VFDs), why we need them, and how they work.
