How NOT to do data logging

Allowable exposure to toxic gases in nearly all cases involves time-weighted averages (TWA). Generally, these are calculated over an eight hour period. For Short Term Exposure Limits (STEL), this time period becomes 15 minutes. OK. So, if you are doing continuous area monitoring. a data acquisition system, such as Interscan’s Arc-Max® will take data from…

There’s more to gas detection than confined entry

I have to admit, it’s become sort of a joke around here. At its height, before most of the gas detection companies either got acquired or simply disappeared, there were nearly 50 of them, most of which sold (yawn) portable multigas units, featuring oxygen, combustibles, and one or more toxics. Although the instruments could certainly…