SITRANS TF320 Temperature transmitter with dual chamber enclosure for wall or pipe mounting, one configurable input and a galvanically isolated 2-wire output. HART (4 … 20 mA) Input 1 TC Type K None Internal CJC Die-cast aluminum enclosure . General purpose 2 x M20 x 1.5 / closed Local operation (lid with glass window) General approval without Ex approval: World (CE, UKCA, RCM) except: EAC, FM, KC