PSSu E S 2AI TC-T 314500 PSSu, electronic module, standard, analogue inputs and outputs, 2inputs, thermocouples with letter codes R, S, B, J, T, E, K, N, voltage with ranges -30 – 30 mV, -60 – 60 mV, -120 – 120 mV, reference temperature via special base modules using integrated Pt1000, for increased environmental requirements.