It seems a very silly idea to risk having electronics drop into the food content, especially if it's 200C, can you not sense the temperature with some non contact means or perhaps attach a sensor to the outside of the vessel and compensate accordingly ? On Thu, 22 Mar 2018 11:13 pm K S, wrote: > Hello list. > > I'm a long time lurker (~18 years?), usually have nothing to add above th= e > excellent content here. > > I need to monitor the temperature of the liquid in a cooking vessel which > contains a rotating paddle/scraper that precludes me from simply insertin= g > a fixed probe. My first thought is to have a battery powered temperature > transmitter attached to the paddle - this would also provide a reading th= at > is averaged through the entire bowl as it moves through potential hot/col= d > spots in the liquid. The sensor/probe itself could be mounted on the padd= le > such that it is submersed in the liquid while the electronics could be > strapped to the paddle shaft that remains above the fill line, with a sho= rt > heat-proof cable in between. There will be steam and heat and oil splutte= r > there but I'm sure some protective measure could be employed to house the > electronics. The height of the liquid may be up to around 40cm, and get u= p > to 200degC. > > A receiver could then display this temperature and eventually use it as > part of a control process. > > Has anyone done something like this? Or any advice to offer? An off-shelf > solution would be preferred but I'm not finding much. (Lots of wireless > sensors but either for ambient temps, or without rugged transmitters). I'= m > thinking maybe build a small battery powered board with a 433MHz tx modul= e > and a suitable receiver but am hoping for something perhaps quicker to ge= t > up and running. > > TIA. > > Kris. > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=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 .