Ambient CO₂ time-series data for a typical academic office JonesDavid 2019 <div>Time series data for ambient atmospheric CO₂ levels in a typical academic office.</div><div><br></div><div>The CSV file is in UNIX format, with lines terminated with ASCII LF (0xA) character.</div><div><br></div><div>There are two columns per record:</div><div><br></div><div>DATE,CO2</div><div><br></div><div>the DATE is given in ISO 8601 format. Generally there are 6 decimal figures in the "seconds" place, giving precision down the microsend level, though the actual timing accuracy is only like to be around a few milliseconds.</div><div><br></div><div>The CO2 level is given in PPM.</div><div><br></div><div>The sensor is a calibrated NDIR sensor bought Commercially Off The Shelf from co2meter.com. More details here: https://www.co2meter.com/blogs/news/6010192-how-does-an-ndir-co2-sensor-work</div><div><br></div><div>The data is collected using custom Python scripts on a spare laptop.<br></div><div><br></div><div><br></div>