MODEL 7748 SINGLE CHANNEL RS530 DB25 A/B SWITCH W/CUTOFF, TELNET AND GUI
Electro Standards Laboratories, Inc.
(401) 943-1164
www.electrostandards.com - pg 5 - Pub. 4703-02
INTRODUCTION
The PathWay® Model 7748 Single Channel DB25 A/B Switch with
Cutoff Position, Telnet and GUI allows the user the capability of sharing
a single port interface device connected to the “COMMON” port among
two other devices connected to the “A” and “B” ports with remote access
functionality. Remote Control access can be accomplished using an
Ethernet 10/100BASE-T connection and either Telnet commands or
Graphical User Interface. The Model 7748 is enclosed in a 1U, full rack
size, all metal black chassis designed to provide EMI/RFI shielding and
fit in a standard 19” rack.
Features:
•
The switch ports are transparent to all data.
•
All (25) pins of the DB25 interface are switched via break-
before-make electromechanical relays.
•
On power loss, unit reverts to a cutoff position that isolates all
communication ports.
•
When power is restored, the unit automatically switches to the
default position set by the user.
•
Front panel pushbutton control.
•
Control of the switch position from a 10/100-Base-T LAN
Ethernet environment.
•
Remote Control Telnet command interface or Graphical User
Interface that allow the user to control switch position, lockout
front panel operations and obtain switch status.
•
Front panel LED’s display present position and power status.
