Perle Systems RIO 5500036-17 - Manual (Page 216)

RIO Remote I/O System User Guide
Cable connector pinouts
Page 216
Chapter 3 RIO Cabling information
DB25 male to DB25 female DCE for connection to DTE devices
Typical uses This type of cable is used to connect to DTE devices such as Terminals, PCs or printers.
Cable diagram
Connector pinout table
Pin 1
(looking into
connector)
Pin 1
(looking into
connector)
DB25 DB25
Pin Signal Direction Description Pin Signal Description
2 TXD In Transmit Data 2 TXD Transmit Data
3 RXD Out Receive Data 3 RXD Receive Data
4 RTS In Request To Send 4 RTS Request To Send
5 CTS Out Clear To Send 5 CTS Clear To Send
6 DSR Out Data Set Ready 6 DSR Data Set Ready
7 GND Ground 7 GND Ground
8 DCD In Data Carrier Detect 8 DCD Data Carrier Detect
20 DTR In Data Terminal Ready 20 DTR Data Terminal Ready