915 Series with Transmitter RTD, -50F to 750F, Class A Accuracy, PT100 Element, Single, 3-Wire, 4 mA to 20 mA, 2-wire, Upscale Burnout Output, 1/2" NPT Male, Connection head w/1/2" NPT Conduit, Stainless Steel Connection Head, 2.5" Stem Length, 1/4"Stem Dia.