SITRANS TH420 Temperature transmitter for installation in connection head type B (DIN 43729), with two separate configurable inputs and a galvanically isolated 2-wire output. HART (4 … 20 mA) Input 1 RTD Pt100 IEC 60751 3-wire None Input 1: None CJC ; Input 2: None CJC Without enclosure (head mounted and rail mounted transmitter) . General purpose (CE, RCM, FM, KC, EAC, CSA) None (head mounted and rail mounted transmitter) Without local operation Functional Safety (IEC 61508) 0