I did some digging 3340 never existed https://web.archive.org/web/20100406000658/http://www.troxlerlabs.com/PRODUCTS/PRODLIT/brochures.shtml

Or doesn't publicly exist

And the press release that the news article is referencing states its a 3440 model https://www.ahs.dep.pa.gov/NewsRoomPublic/articleviewer.aspx?id=22099&typeid=1

Then in the same press release say the image is of a 3340 model even though the image has a model woth the model number on is stating its a 3440.

I did some digging 3340 never existed https://web.archive.org/web/20100406000658/http://www.troxlerlabs.com/PRODUCTS/PRODLIT/brochures.shtml

Or doesn't publicly exist