On 27 March 2018 at 13:37, K S wrote: > Yes. There is at least one little zone that does not get scraped at the > bottom of the vessel but mounting a sensor through a double walled, oil > filled heating chamber is going to be more work than the alternative. > > I'd think that that assertion was worth a second look. While drilling through such a cavity and sealing it at inner and outer penetrations would be "annoying" ity doesn't sound overly hard or complex, and it then leaves you with a good range of sensor options. Russell --=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 .