RS232 port on IO expansion module connector mapping
Pin
Signal
Pin
Signal
1
DCD
6
DSR
2
RXD
7
RTS
3
TXD
8
CTS
4
DTR
9
RI
5
GND
IO module—Bottom
Features
1
Bottom release latch
Push both the top and bottom release latches to disconnect the
power module from the Edge Gateway.
2
PCIe x1 card slot
Install PCIe x1 card on the IO module.
3
IO module cover removal screw
Remove the screw to open the box and install the PCIe card.
Setting up the IO module
CAUTION: Before touching anything inside the system, ground yourself by touching an unpainted metal surface. While
you work, periodically touch an unpainted metal surface to dissipate static electricity, which could harm internal
components.
NOTE: Install the PCIe expansion card in the IO expansion module before mounting it on wall mount or DIN rail.
1.
Install the PCIe expansion card in the IO expansion module—optional.
For more information, see
Installing the PCIe card into the IO module
.
2.
Attach either wall-mount brackets or a DIN rail mount to the power module as needed.
3.
Remove the screw and the dust cap covering the power module expansion port on the Edge Gateway connector.
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