Users Guide

https://www.molex.com/

NOTE: This part number is for reference only and is

subjected to change.

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

NOTE: This is a standard serial port connector.

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.