Perle Systems 5500152-23 manual DB25 Fan-out cable, DB25 Pin, EIA-232, EIA-422, EIA-485

DB25 Fan-out cable

Port numbers labelled on DB25 connectors

Push fit onto card edge connector

Connect peripheral cable here

Note

The UltraPort fan-out cables need to be secured or supported in case of sudden contact or excessive weight on the cables. Please ensure that adequate caution is taken to avoid possible damage to the UltraPort card or Host system. This can be accomplished by securing the cables to a rack or to the back of the server.

DB25 Pin	EIA-232	EIA-422	EIA-485
1 & Shell	C-GND	C-GND	C-GND
2	TXD	TXD-	TXD-/RXD-
3	RXD	RXD+	RXD+
4	RTS	RTS-	NC
5	CTS	CTS+	NC
6	DSR	RXD-	RXD-
7	S-GND	S-GND	S-GND
8	DCD	CTS-	NC
20	DTR	TXD+	TXD+/RXD+
22	RI	RTS+	NC

UltraPort Serial Adaptors User Guide	Chapter 3 Cabling information
Connector box and cable pinouts	Page 126