How about non contact infrared? Josh --=20 A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. -Douglas Adams On Wed, 3 Nov 2004 19:27:57 +0200, Omer YALHI wrot= e: > In our plant we have an industrial oven (not really an oven, but I don= 't > know the word in English - picture attached) where we melt metals, such= as > bronze, and make the liquid, then the liquid is transferred to another = oven > where it is kept in liquid form. We would like to be able to measure t= he > temprature of the second oven (where the liquid metal is kept) constant= ly. > The precision can be between =B110=B0C (if at all possible). >=20 > Any ideas how to read the temprature constantly without melting the sen= sor? _______________________________________________ http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist