Advantech EKI-1522 2-port RS-232/422/485 Serial Device Server EKI-1522-AE Hoja De Datos

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EKI-1521/1522/1524 User Manual
6
2.1
Understanding EKI-1521/1522/1524
The EKI-1521/1522/1524 are network-based, serial device servers for connecting
RS-232/422/485 devices, such as CNCs, PLCs, scales, and scanners, directly to a
TCP/IP network. Once connected through EKI-1521/1522/1524, the serial device will
be able to send and receive data on a network like any other network device. It
extends traditional COM ports of a PC with access over a TCP/IP network. Through
networking, you can control and monitor remote serial devices either over a LAN or
over the WAN. Since the EKI-1521/1522/1524 is connected through a TCP/IP net-
work, you might need to know some basic facts about networking in order to get the
server hooked up correctly.
2.1.1
Product Description
The EKI-1521/1522/1524 is designed to network-enable any RS-232/422/485 serial
device and provide industry-grade hardware and easy-use software to make con-
necting serial devices to an Ethernet network a surprisingly simple process. These
units immediately upgrade your existing serial devices for integration into the Internet
world. The EKI-1521/1522/1524 features a lot of powerful functions such as: high
speed data transfer, access-control, auto-detection of all EKI series products, remote
connection from different network domain, remote firmware download, and more.
After the simple installation steps to attach your network and serial device to the
appropriate connectors on the serial device servers and driver installation, you will
then be able to communicate with the serial devices via its own application software
and with the EKI serial device server. COM port redirector, TCP server mode, TCP
client mode, UDP server mode, UDP client mode and Control mode are all different
schemes to make a serial connection across using one or more Serial device server.
EKI-1521/1522/1524 provides dual Ethernet ports that can establish two physical
Ethernet connections. Dual connection control enables an alternative backup session
that host can connect to device server by the way of second connection while the pri-
mary connection should be lost or dropped.
Figure 2.1 Dual Ethernet Connections