# What Industry 4.0 is

> From craft production to the connected plant, in four leaps. The lesson walks through the three earlier revolutions, shows what the fourth adds by joining the physical and the digital, and introduces the fifth, which puts sustainability and people at the centre.

Source: https://ubivis.ai/en-us/academy/intro-to-industry-4-0/what-is-industry-4-0/

Introduction to Industry 4.0 · Module 01: Industry 4.0 · Lesson

From craft production to the connected plant, in four leaps. The lesson walks through the three earlier revolutions, shows what the fourth adds by joining the physical and the digital, and introduces the fifth, which puts sustainability and people at the centre.

## In this lesson

- Steam, electricity, and the PLC: what each revolution solved
- IoT, artificial intelligence, computer vision, and cloud on the shop floor
- Industry 5.0, and why it talks about people
- Maturity levels: every plant starts from a different point

## Material for this lesson

[**Module 01 workbook: Industry 4.0** PDF in Portuguese, made to read and print.](https://ubivis.ai/assets/apostilas/introducao-industria-4-0-modulo-01.pdf) [**See the full course** 3 modules · 14 lessons](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/)

[Introduction: why going digital changes the bottom line](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/introduction/) [The Ubivis story, with the CEO](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/the-ubivis-story/)

## Lessons

[Introduction: why going digital changes the bottom line 6 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/introduction/) [What Industry 4.0 is 6 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/what-is-industry-4-0/) [The Ubivis story, with the CEO 9 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/the-ubivis-story/) [The industry of the future 8 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/the-industry-of-the-future/) [How to reach the fourth industrial revolution 7 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/reaching-the-fourth-revolution/)

[How to digitize a process: sensors or actuators? 9 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/how-to-digitize-a-process/) [What is the difference between digital and analog signals? 8 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/digital-and-analog-signals/) [The Internet of Things 7 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/internet-of-things/) [IIoT vs. IoT 6 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/iiot-and-iot/) [Business case: Ub-IoT across 20 plants with SENAI 5 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/business-case-senai/)

[The OSI layers 7 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/osi-layers/) [Communication protocols 6 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/communication-protocols/) [Protocols on the shop floor 8 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/protocols-on-the-shop-floor/) [Business case: communication hurdles on the shop floor 7 min](https://ubivis.ai/en-us/academy/intro-to-industry-4-0/business-case-connectivity/)