Product number (marketing number) 6ES7531-7KF00-0AB0 Product description SIMATIC S7-1500, analog input module AI 8xU/I/RTD/TC ST, 16-bit resolution, accuracy 0.3%, 8 channels, divided into groups of 8, 4 channels in case of measurement with temperature sensor RTD, Common mode voltage 10 V; diagnostics; process alarm; supply element, shield bracket and shield terminal included in the scope of delivery: front connector (screw terminal or push-in) ordered separately Product Family SM 531 Analog Input Modules