SIMATIC S7-1500, analog input module AI 8xU/R/RTD/TC HF, 16 bit resolution, up to 21 bit resolution for RTD and TC, accuracy 0.1%, 8 channels in groups of 1, common mode voltage: 30 V AC/60 V DC, Diagnostics, hardware interrupts Scalable temperature measuring range, thermocouple type C, calibrate in RUN Incl. infeed element, shield bracket and shield terminal: Front connector (screw terminals or push-in) to be ordered separately