On Fri, Apr 4, 2014 at 4:53 AM, Ray Richter wro= te: > Whether or not you need to be CSA approved depends on how, where, when, a= nd > by whom the device will be used. This was my suspicion. Any suggestions on where to start looking for the guidelines of "how, where, when, and by whom"? And perhaps more relevantly, who/what is the authoritative body that will decide if my product falls into such a category? > documentation for free, also CSA and UL keep a database. My last device i= s > used in areas with explosive gases present and the UL certification cost > $34,000 dollars and took 18 months. So I would ask your customer if they > need CSA certification for insurance purposes. > > Ray That's about what I expected. For me, I suspect the 18 months would be more painful than the money. Thanks -Denny --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .