MQ-135 sensor gas Displayed on 4 Digit 7 segment

MQ-135  sensor gas Displayed on 4 Digit 7 segment

In this Arduino Tutorial we will learn how the MQ 135 Sensor works and how to use it with the Arduino Nano v3 Board. You can watch the following video or read the written tutorial below.

• High sensitivity to CH4 and Natural gas
• Slight sensitivity to alcohol, smoke
• Fast response
• Stable and long life
• Simple drive circuit

• VCC - 5V
• GND - GND
• A0  - A0

Schema

download Gas Sensor For Arduino Arduino Nano arduino nightly Drive Arduino Nano v3

Geekcreit® ATmega328P Nano V3 Controller Board Compatible Arduino Improved Version Gas Sensor Module For Arduino

MQ-135 Ammonia Sulfide Benzene Vapor Gas Sensor
https://www.banggood.com/custlink/3GGDTji0vU
7 Segment 4 Digit Common Anode Digital Display
https://www.banggood.com/custlink/vvDmwOiowK
Geekcreit MB-102 MB102 Solderless Breadboard
https://www.banggood.com/custlink/mK33TOI6K6
Geekcreit ATmega328P Nano V3
https://www.banggood.com/custlink/3KGmwO9O71

Code: Download

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