CHAPTER 6
RS422 CABLING INFORMATION


6.1  DB25 Connector
The signal assignments for a standard DB25 connector are shown below:

                       
6.2 Cable Connections
To connect the PCCOM 4 port RS422 adapter to other DATA TERMINAL EQUIPMENT (DTE) devices, we recommend using a DTE to DTE connection as shown below:

A. With handshake



B. Without handshake