Chapter 2: IntroductionXPress DR+ User Guide 13 Human-machine interfaces Robots Flow meters Temperature monitoring equipment Scales Mixing stations Gas detection devices CNC MachinesThe XPress DR+ can connect devices using various methods of TCP/IP communications,for example, through a TCP data channel, using UDP datagrams, or though a Telnetconnection. Communication can be established from the XPress DR+ to a host computeror another device or from a host computer or device to the XPress DR+.Figure 2-1. XPress DR+ (Front)Note: For a diagram and description of XPress DR+W, see Front PanelDescription on page 31.The XPress DR+ supports RS-232 through RJ45 connectors. It also supportsRS-422/485 by means of screw terminals (Serial Port 2 only). It has two Ethernet Ports10/100Base-T and –TX with Auto MDI/MDI-X by means of RJ45 connectors. You can useeither Ethernet port for daisy-chained configuration.