Solvline SG-2xxx Series - Manual (Page 32)

SerialGate User Guide
32
Pin Specification (DB-9 male / DE-09P)
Pin No. RS-232 RS-422 RS-485
1 DCD - -
2 RXD RxD + -
3 TXD TxD + TRxD +
4 DTR - -
5 GND GND GND
6 DSR RxD - -
7 RTS TxD - TRxD -
8 CTS - -
9 Power(Option) Power(Option) Power(Option)