This cable is used to connect from an RJ-45-based RS-232 port on the RTU to a DE-9S connector on DTE such as a PC. A 3 m (10 ft.) long cable is available from Schneider Electric using part number TBUM297217.
RJ-45 to DE-9S DTE cable Description
RJ-45 | SCADAPack DTE Function | DE-9S DTE Function | DE-9S |
Shield connects to shell | |||
6 | TxD | RxD | 2 |
5 | RxD | TxD | 3 |
4 | GND | GND | 5 |
1, 2, 3, 7 and 8 are not connected at this end. | Wires not connected at this end. |