SINAMICS G120 Control Unit CU240B-2 B type RS485 interface with USS/MODBUS RTU protocol 4 DI, 1 DO, 1 AI, 1 AO PTC/KTY/Thermoclick Interface USB and SD/MMC interface Degree of protection IP20 Ambient temperature 0 to +50 °C without Power Module
sinamics g120 control unit cu240e-2 pn e-type safety integrated sto profinet 6di, 3do, 2ai, 2ao, max 1f-di ptc/kty interface usb- and sd/mmc-interface protection ip20 ambient temp 0 to +50 deg c without power module and panel