EL-IO-200
9
3. RS-232 Serial Connections
Connect up to two RS-232 serial controlled devices using an included DB9 to RJ45 adapter
to the RS232 port on the rear of the controller.
For null modem connections, the ports can be configured in ELAN Configurator. For more
information, refer to the Integration Note for this device.
Wiring pin-out for the RJ45 connector.
RS-232 Connections
The table shows the 568A and 568B color codes and the function of each conductor of the
RS-232 ports. Please refer to the ELAN Integration Note for the specific device to deter-
mine the proper RJ45 to DB9 adapter to use.
CAUTION
: Do not connect cables with PoE power on them to the RS-232 or RS-485 ports
as it will damage the unit.
RS-232 Port Pin #
586A Color Code
586B Color Code
1
White / Green
White / Orange
N/C
2
Green
Orange
DCD
3
White / Orange
White / Green
DTR
4
Blue
Blue
GND
5
White / Blue
White / Blue
RXD (receive)
6
Orange
Green
TXD (transmit)
7
White / Brown
White / Brown
CTS
8
Brown
Brown
RTS
