Why is it Raining Inside My Environmental Test Chamber?
Accurately measuring moisture levels in an environmental chamber is both a surprisingly difficult and frustrating exercise. Many times the chamber’s instrumentation refuses to agree with handheld instrumentation. And there are instances when moisture generation inside the chamber gets so out of control, it can be literally “raining” inside. This white paper summarizes the various sensor designs, their typical problems, and some operational challenges of environmental chambers to be aware of.