Advantech EKI-1511L, Руководство пользователя

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14 EKI-1511L User Manual
2.3.3 Serial Connection
EKI-1511L provides a single DB9 (male) connector. RS-232 pin assignments are
illustrated as follows:
Figure 2.15 DB9 Pin Assignment
2.3.4 Power Connection
2.3.4.1 Overview
1. Insert the power wire from DC power supply into the power contacts of the
terminal lock connector on the EKI device.
2. Tighten the terminal screws to prevent the DC wires coming loose.
3. Switch on the DC power supply.
If the EKI-1511L is working properly, the blue power LED will light up, indicating that
the EKI-1511L is receiving power.
The EKI-1511L supports dual 9 to 36 V
DC
power inputs and power-fail relay output.
Figure 2.16 Power Wiring for EKI-1511L
Pin 1 2 3 4 5 6 7 8 9
RS-232 - RX TX - GND - RTS CTS -
1
9 6
5
Warning! Power down and disconnect the power cord before servicing or wiring
the serial device server.
Caution! Do not disconnect modules or cabling unless the power is first switched
off.
The device only supports the voltage outlined in the type plate. Do not
use any other power components except those specifically designated
for the serial device server.
Caution! Disconnect the power cord before installation or cable wiring.
9-36 VDC