Ozone Monitor Issue

On a cold and windy day in mid January, we went out to the garden to run two tests on the ozone monitor. We had been getting unusual noise and spikes in our data, and wanted to see if there was something wrong with the ozone monitor. We ran a lamp test, which sees if the voltage of the UV lamp is between 0.6 and 2.2 volts, which is recommended. The ozone monitor works by pumping air past a UV lamp with a UV photodiode sensor on the other side. Ozone will absorb the UV light, so by measuring the … Continue reading Ozone Monitor Issue