is it MEMS switch? it might be need to control moisture to prevent sticking (judging from the baking temperature, look like something sensitive inside). Just a guess. jk On Jan 7, 2019, at 1:39 PM, Steve Gregory wrote: > Hi All, > > We just got this from Grayhill: > > http://download.siliconexpert.com/pdfs/2018/12/30/15/39/57/231320/ > grh_/manual/grayhill_1312_12302018_.pdf > > I have never heard of a DIP switch being moisture sensitive, they're > calling this an MSL3 part too? > > Do you think that this is a mistake? > > Thanks, > > Steve > > -- > Steve Gregory > Kimco Design and Manufacturing > Process Engineer > (208) 322-0500 Ext. -3133 > > -- > > > > This email and any attachments are only > for use by the intended > recipient(s) and may contain legally privileged, > confidential, proprietary > or otherwise private information. Any > unauthorized use, reproduction, > dissemination, distribution or other > disclosure of the contents of this > e-mail or its attachments is strictly > prohibited. If you have received > this email in error, please notify the > sender immediately and delete the > original.