Thingiverse
Air quality sensor
door kolergy
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Air quality sensor to be put next to a device generating smoke like a laser cutter if opened to early.
This will allow the FabLab users to know when they have opened the laser to early.
BOM:
- MQ-2 or MQ-135 sensor Banggood: MQ-2 Smoke Gas LPG Butane Gas Sensor
- 16 RGB LED Ring Banggood: Ring-5V-16x-5050-RGB-LED
- Geekerit mini node esp8266-12E Banggood: Geekcreit® Mini NodeMCU ESP8266
The code is calibrated to a MQ-135 sensor
This will allow the FabLab users to know when they have opened the laser to early.
BOM:
- MQ-2 or MQ-135 sensor Banggood: MQ-2 Smoke Gas LPG Butane Gas Sensor
- 16 RGB LED Ring Banggood: Ring-5V-16x-5050-RGB-LED
- Geekerit mini node esp8266-12E Banggood: Geekcreit® Mini NodeMCU ESP8266
The code is calibrated to a MQ-135 sensor
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