/rpi-air-workshop

Instructions for crowdsourced air quality measurement RPi box

Workshop on crowdsourced data gathering

Sensor box

Components:

  • Raspberry Pi Zero W
  • Particulate sensor SDS011, "Nova PM sensor" (+ flat white cable and USB-plug)
  • Temperature/humidity/barometric pressure sensor BME280 (+ flat jumper wires, 4 wide)
  • Power bank
  • Casing

Parts connected and inside the casing:

"Schematic" for connecting the BME280 sensor to the GPIO pins in the Raspberry Pi:

Once sensors are connected, connect the power bank, and the RPi should power up, indicated by a green light. Booting the device and starting up the bluetooth service takes approximately two minutes.

Bt2Cloud (Android-application)

Download the installer and run it. This requires enabling Developer options (Settings -> About phone -> tap Build number 7 times)

To add a backend for sending the data, go to the Backends tab and press the green button in the corner:

Add the iot.fvh.fi backend (modify with your own username and password):

Make sure the backend you added is selected and blue:

Pressing the Send button should give a success message: