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EIA-232 Cabling Diagrams
372 IOLAN SDS/SCS/STS/MDC User’s Guide, Version 4.0
RJ45
This cabling table does NOT apply to SCS48C/SCS32C/SCS16C/SCS8C (Sun/Cisco),
SDS32C/SDS16C/SDS8C (Electrical Utility) or medical unit models.
10-pin 8-pin
4 (DSR) 3 20 (DTR)
3 (RTS) 2 5 (CTS)
5 (TxD) 4 3 (RxD)
6 (RxD) 5 2 (TxD)
7 (GND) 6 7 (GND)
8 (CTS) 7 4 (RTS)
9 (DTR) 8 6 (DSR)
Cabling for SCS48C/SCS32C/SCS16C/SCS8C (Sun/Cisco) and SDS32C/SDS16C/SDS8C
(Electrical Utility).
7 (DSR) 20 (DTR)
1 (RTS) 5 (CTS)
3 (TxD) 3 (RxD)
6 (RxD) 2 (TxD)
4 (GND) 7 (GND)
8 (CTS) 4 (RTS)
2 (DTR) 6 (DSR)
IOLAN RJ45
Terminal DB25
(DTE)
IOLAN
RJ45
Terminal DB25
(DTE)