How to use 4 channel Relay to control AC load with Arduino code
Learn how to control 4 to 12 AC or DC loads using Relay modules and Arduino.
Watch batter version of this video with wiring diagram • Lesson 66: Controlling 4 channel rela...
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Get Arduino code for this video: http://bit.ly/4chrelay
Jump to different chapters of this video
00:00 Start
00:37 Introduction
01:00 Hardware explained
04:30 Low level trigger explained
05:56 Relay current rating explained
07:16 Arduino code explained
13:00 Control under certain condition
14:08 Demonstration of controlling load using relay
15:03 How to Connect External 5V and Share GND
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Get Arduino code for this video: http://bit.ly/4chrelay
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Tutorial by Ahmad Shamshiri form Canada
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