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PURE NETWORKING RS-232/422/485 TO TWISTED-PAIR DEVICE SERVER
The server’s rear panel is shown in Figure 2-2. Table 2-2 describes the server’s rear
panel switches, indicator, and connector. The numbers in Figure 2-2 correspond to
the numbers in Table 2-2.
Figure 2-2. Rear panel.
Table 2-2. Rear-panel components.
Switch, Indicator, or Connector
Function
DIP switches
Set these switches to configure communication
parameters (see Tables 3-2 and 3-3).
Power LED
This indicator lights when power to the server is
on.
Power Input
Plug the power supply into this barrel power
connector.
2.3 Typical Applications
Figure 2-3 shows a typical application. In this example, an RS-232/422/485 to
Twisted-Pair Device Server connects to an industrial serial PC.
Figure 2-3. Female-to-male DCE to DTE wiring.
Table 2-3 shows the RS-232 wiring configurations for the application shown in
Figure 2-3.
Male
Female
RS-232/422/485 to Twisted-
Pair Device Server (DCE)
Industrial serial PC
(DTE)
➐
➑ ➒
➐
➑
➒
Summary of Contents for LS4103A
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