Proximity Sensors Explained: Inductive vs Capacitive vs Photoelectric
Inductive, capacitive, and photoelectric sensors all answer the same basic question, is something there?, but they sense completely different physical properties, and…
PLC Programming
How to Build a PLC Timer Loop Sequence
This is a full build-along tutorial that goes beyond the Bob Teaches Tech YouTube video. It covers the hardware, wiring, GX Works2…
What Is SCADA? Architecture, Components, and How It Works
SCADA lets a single operator monitor and control equipment spread across an entire plant, pipeline, or utility network — here's what the…
Structured Text Programming for PLCs: A Practical Introduction
Structured text (ST) is the IEC 61131-3 language that feels most familiar to anyone with a Pascal or C background - and…
Modbus Register Types Explained: Coils, Discrete Inputs, Holding Registers
Modbus register types explained: coils, discrete inputs, holding and input registers, function codes, and addressing conventions.
PLC Data Types Explained: BOOL, INT, REAL, and Structures
PLC data types explained: BOOL, INT, DINT, REAL, arrays, and structures-with a real scaling bug example and vendor comparison.
PLC Counters Explained: CTU, CTD, and CTUD with Ladder Examples
Learn PLC counter instructions (CTU, CTD, CTUD) with tested ladder logic examples, reset logic, and common beginner mistakes explained.
Mitsubishi GX Developer Timer Tutorial: PLC Programming Guide for Beginners (FX Series
In PLC programming, the control of time is an essential factor when it comes to timely control in automation. Learn how to…
PLC Timer Programming Tutorial: Mastering On‑Delay Timers (TON)
Learn how on‑delay timers (TON) work in PLC ladder logic, how to set presets and accumulated values, and explore real‑world applications such…
How to Program a PLC in Ladder Logic
Ladder Logic remains the most widely used programming language for industrial automation. In this guide, we’ll walk you through the basics of…