This sensor assembly is custom designed for pharmaceutical fridges, freezers and cryogenic applications. It consists of a Pt100 sensing element housed in a stainless steel 316L protective sheath . The extension cable is PTFE and is terminated to a polished custom stainless steel ip65 enclosure which houses a precision 4/20ma transmitter. Both the sheath & the cable length can be specified to the required length. The assembly is available in single probe and transmitter or duplex probe with dual transmitter within housing.