Perle Systems IOLAN SCS - Manual (Page 354)

Serial Pinouts
354 IOLAN SDS/SCS/STS User’s Guide, Version 3.6
RJ45 SCS48C/SCS32C/SCS16C/SCS8C
This section defines the pinouts for the RJ45 connection for the SCS48C/SCS32C/SCS16C/SCS8C
models only. The Admin port and the serial ports have different pinouts as shown in the table.
The following table provides pinout information:
DB9 Male (Serial Only)
This section defines the pinouts for the DB9 male connection used on the 1-port IOLAN that is serial
only (not I/O).
The following table provides pinout information:
Pinout
8-pin
EIA-232
Admin Port
EIA-232
Serial Ports
1 DCD (in) RTS (out)
2 RTS (out) DTR (out)
3 DSR (in) TxD (out)
4 TxD (out) GND
5 RxD (in) GND
6 GND RxD (in)
7 CTS (in) DSR (in)
8 DTR (out) CTS (in)
Pinout
9-pin
EIA-232
EIA-422/485
Full Duplex
EIA-485
Half Duplex
1 (in) DCD
2 (in) RxD RxD+
3 (out) TxD TxD+ TxD+/RxD+
4 (out) DTR
5 GND GND GND
6 (in) DSR RxD-
7 RTS
8 (in) CTS
9 TxD- TxD-/RxD-
Pin 8 Pin 1