6ES72171AG400XB0 Simatic S7-1200, Cpu 1217C, Cpu Compacta, Dc/Dc/Dc, 2 Profinet Port Onboard I/O: 14 Di (10 Di 24Vdc / 4 Di 1,5V Dc Differential); 10 Do (6 Do 24Vdc; 0,5A / 4 Do 1,5V Dc Differential); 2 Ai 0- 10V Dc, 2 Ao 0- 20Ma Alimentacion: Dc 20,4 -28