Siemens SIMATIC PLC 6AG2541-1AD00-4AB0 SIPLUS S7-1500 CM PtP RS232 HFTX RAIL with conformal coatingBasedOn: 6ES7541-1AD00-0AB0-40...70°C (Tx with 85°C for 10min) . HF Communictionmodul forSERIAL CONNECTION RS232,FREEPORT, 3964(R), USS, MODBUSRTU MASTER, SLAVE, 115200KBIT/S, 9-PIN SUB-D CONNECTOR 6AG25411AD004AB0