AirGradient DIY PRO Air Quality Sensor Build Instructions

Professional and highly accurate air quality monitor built measuring PM2.5, CO2, Temperature and Humidity. Board allows a lot of extensability for other sensors e.g. TVOC or Barometric Pressure.

Build Instructions Pre-soldered Version Purchase Kit

AirGradient DIY BASIC Air Quality Sensor Build Instructions

Smaller and more compact air quality monitor built measuring PM2.5, CO2, Temperature and Humidity.

Build Instructions Purchase Kit

AirGradient DIY CO2 Traffic Light

Build a powerful CO2 traffic light indicating when it’s time for fresh air!

Build Instructions
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How to connect the DIY Sensor to the AirGradient Dashboard

Connecting the DIY sensor to the AirGradient Dashboard is a two step process. First you need to connect the sensor to your WiFi network and then you need to add it to the AirGradient dashboard.

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Install the Arduino Software and D1 Mini

For all the AirGradient for Education build instructions we use very similar components and the same microcontroller, the Wemos D1 Mini.

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The AirGradient DIY Sensor Enclosure

Just a quick shoutout that we have 3D printer files to print your own enclosure. It fits the DIY PCB perfectly and consists of a top and bottom part that snap together.

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TVOC on the AirGradient DIY Sensor

IMPORTANT We do no longer recommend to use the SGP30 on the AirGradient board as the removal of the pull up reisitors is difficult and some people still experienced issues.

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The AirGradient DIY Air Quality Sensor (Basic Version PCB Version 3.0+)

Please note that these are the instruction for the DIY BASIC PCB Version 3.0+ that mounts the S8 CO2 sensor differently.

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The AirGradient DIY Air Quality Sensor (Basic Version PCB Version < 3.0)

Please note that this is a legacy instruction for people having the DIY BASIC PCB labelled with “PCB v2”. If you have the newer one, please follow these instructions.

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The AirGradient DIY Air Quality Sensor (Pro Presoldered-Version, PCB Version 3.7)

Introduction These build instructions cover the pre-soldered version of the AirGradient Pro monitor kit for PCB version 3.7. If you have a different version please find your correct build instructions in this overview.

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The AirGradient DIY Air Quality Sensor (Pro Presoldered-Version, PCB Version 4.2)

Introduction These build instructions cover the pre-soldered version of the AirGradient Pro monitor kit for PCB version 4.2. If you have a different version please find your correct build instructions in this overview.

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The AirGradient DIY Air Quality Sensor (Pro Presoldered-Version, PCB Version < 3.7)

Introduction These build instructions cover the pre-soldered version of the AirGradient Pro monitor kit for PCB version 3.6 and lower. If you have a different version please find your correct build instructions in this overview.

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The AirGradient DIY Air Quality Sensor (Pro Version PCB Version 3.7)

Please note that these are the instruction for the DIY PRO PCB Version 3.7 that has an improved PCB. If you have a different version please find your correct build instructions in this overview.

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The AirGradient DIY Air Quality Sensor (Pro Version PCB Version 4.2)

Please note that these are the instruction for the DIY PRO PCB Version 4.2 that has an improved PCB. If you have a different version please find your correct build instructions in this overview.

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The AirGradient DIY Air Quality Sensor (Pro Version PCB Version < 3.7)

Please note that these are the instruction for the DIY PRO PCB Version 3.6 and lower. If you have a different version please find your correct build instructions in this overview.

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The AirGradient DIY CO2 Traffic Light

As part of the AirGradient for Education series, this instruction teaches how to build an accurate CO2 traffic light that can be connected easily to data platforms.

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The AirGradient DIY Outdoor Air Quality Monitor

Introduction The AirGradient Outdoor DIY monitor measures PM2.5, temperature and humidity. It can be configured with one or two PM modules for enhanced accuracy and lifetime.

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The AirGradient DIY Outdoor Pilot Program

Introduction These instructions are for our small beta tester group and contains a special firmware for testing purposes. This firmware only works for people in this pilot program.

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The AirGradient Instructions Overview

We are continously updating the air quality monitor kits and as a results have different versions of the built instructions. The version you are having is written on the PCBs.

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The reFlash

Flashing Follow the procedure: Firmware reFlash Firmware AG1 Your browser doesn't support this.

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