Understanding PLC IOs Modules | 24VDC, 120/230V AC Circuits,Transistor, Relay,Triac, and Analog I/O

Welcome back to Friendsintech Automation 🎓

In this video, we take a deep dive into PLC input and output modules, examining how various voltage levels and output types function in real industrial systems.

🧩 What You’ll Learn

✅ Difference between Digital Inputs (DI) and Digital Outputs (DO)
✅ How 24V DC and 120/230V AC input/output circuits are connected and operate
✅ Detailed explanation of Transistor, Relay, and Triac outputs — when and where to use each type
✅ Introduction to Analog I/O modules and what designations like AI 8 x 16 Bit mean
✅ Understanding ADC (Analog-to-Digital Conversion) and how resolution affects measurement accuracy

Видео Understanding PLC IOs Modules | 24VDC, 120/230V AC Circuits,Transistor, Relay,Triac, and Analog I/O канала FriendsInTech Automation