The 1761-NET-AIC is a communication component from Allen-Bradley. This component is an Advanced Interface Converter (AIC) which is an electronic converter used with SLC and MicroLogix Programmable Logic Controller (PLC) products. This device enables connection of any DF1 enabled processor or device to DH485 communication network. This device has an input supply voltage requirement of 24VDC or though the connected communication cable. It comes with an RS-485 communication port and an RS-232 8 Pin mini-din communication port, as well as an RS-232 DB-9 connection. This AIC+ module also comes with a DC power source selection switch and a communication rate selector switch.