773 GND SGWiring Diagrams:RS485QSeries-Serial Communication(CPU Port)2.2.9.1 Communication SettingItem Default Setting RemarkSignal Level RS232Baud Rate 19200Data Length 8Stop Bit 1Parity OddPLC Station No. 02.2.9.2 Memory Resource ReviewDevice Description Data bit InputformatMin. Max.X Input Relay 1 HHHH 0 1fffY Output Relay 1 HHHH 0 1fffM Internal Relay 1 DDDDD 0 61439L Latch Relay 1 DDDDD 0 32767B Link Relay 1 HHHH 0 EfffF Annunciator 1 DDDDD 0 32767V Edge Relay 1 DDDDD 0 32767SB Link Special Relay 1 HHHH 0 7fffS Step Relay 1 DDDDD 0 16383