SG111A CO2 Sensor

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The SG111A is a new, low-cost NDIR (non-dispersive infrared) CO2 sensor with concentration ranges up to 5000ppm.  CO2 concentration is available by UART and PWM outputs.

View our Arduino hookup guide here: http://www2.aretas.ca/knowledge-base/arduino-co2-sensor-sg111a/

Arduino test firmware is available now at: https://github.com/AretasSensorNetworks/SG111A

You can purchase small quantities of the sensor from our shop:

https://shop.aretas.ca/product/sg111a-co2-sensor/

You can also purchase USB Dev Kits featuring the Atmega 32u4 with Arduino Leonardo bootloader compatibility.

http://www2.aretas.ca/sg111a-usb-developer-kit/

 

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