SINAMICS G120CONTROL UNIT CU240B-2B-TYPERS485-INTERFACE WITHUSS-/MODBUS RTU-PROTOCOL4 DI, 1 DO, 1 AI, 1 AO PTC/KTY/THERMOCLICK INTERFACE USB- AND SD/MMC-INTERFACE PROTECTION IP20AMBIENT TEMP 0 TO +50 DEG C WITHOUT POWER MODULE AND PANEL