2: Introduction
XPress™ DR Industrial Device Server User Guide
13
2:
Introduction
Applications
XPress™ DR Industrial Device Server
The XPress DR device server connects serial devices to Ethernet networks using the IP protocol
family (TCP for connection-oriented stream applications and UDP for datagram applications). A
few of the different types of serial devices supported are listed below:
Time/Attendance Clocks and Terminals
ATM Machines
CNC Controllers
Data Collection Devices
Universal Power Supply (UPS) Management Units
Telecommunications Equipment
Data Display Devices
Security Alarms and Access Control Devices
Handheld Instruments
Modems
The XPress DR connects these devices through a TCP data channel or through a Telnet
connection to computers or another device server. Datagrams can be sent by UDP.
Figure 2-1 XPress DR
The XPress DR supports RS-232, RS-422/485 via its screw terminals and RJ45 serial port. It
supports 10/100 megabytes per second (Mbps) Ethernet through the RJ-45 connector. It can be
configured via HTTP, SNMP, DHCP or Telnet. It contains a flash ROM for easy software
upgrades.