17 EKI-1351/1352 User Manual
Chapter 2 Getting Started

2.3.4 Serial Connection

EKI-1351/1352 provides one or two ports DB9 (male) connectors. RS-232/422/485
pin assignments as below:
2.4 Serial Device Server Configuration Utility
Advantech Serial Device Server Configuration Utility integrates device server
management and virtual COM port mapping utility. After installation, this utility not
only configures the EKI-1351/1352, but also connects and configures the ADAM
series and EDG series device servers. Virtual COM port configuration and
management was also integrated in this utility. The best improvement, you don’t
restart the host computer while you setup new virtual COM ports. When you map the
virtual COM port, the COM port will enable immediately and show in Windows Device
Manager.
In order to use a PC and an Ethernet network to control serial devices connected to
the EKI-1351/1352, you must first have a host running Windows NT/2000/XP. This
type of application also requires the host to have an Ethernet card and the TCP/IP
protocol installed. The following are the required steps for EKI serial device server
1. Insert the Advantech INET SERIES DRIVER UTILITY CD-ROM into the CD-
ROM drive (e.g. D:\) on the host PC.
2. Use Windows Explorer or the Windows Run command to execute the Setup
program (the path for the Setup program on the CD-ROM should be: D:\Device
Server(EDG)\Utility&Driver\Serial Device Server Configuration Utility\.
3. Once the InstallShield Wizard starts running, click “Next” when the Welcome
window opens to proceed with the installation.

Table 2.2: EKI-1351/1352 Serial Pin Assignments

Pin 1 234 5 6789
RS-232 DCD RXTXDTR GND DSRRTS CTSRI
RS-422 TX- - - TX+ GND - RX+ - RX-
RS-485DATA---DATA+GND----