Yeah, that is more than adequate. When I posted my project online I got the not-unexpected feedback that the sensor was hard to calibrate. I don't care about

Yeah, that is more than adequate. When I posted my project online I got the not-unexpected feedback that the sensor was hard to calibrate. I don't care about 400 vs. 600 ppm. I do care about 600 ppm vs. 1600 ppm.