SINAMICS G120 Control Unit CU250S-2 integrated RS485/USS/ MODBUS RTU supports vector control Basic positioner EPOS via License extended functions 4 configurable DI/DO 6 DI (3 F-DI), 5 DI 3 DO (1 F-DO) 2 AI, 2 AO Safety Integrated STO, SBC, SS1 Additional safety functions via "EXTENDED SAFETY" license Encoder interface: D-CLiQ+HTL/TTL/SSI Resolver/HTL via terminal Degree of protection IP20 USB and SD/MMC interface