The Allen-Bradley 1747-DCM Direct Communication Module is an industrial automation component designed for reliable data communication between Allen-Bradley SLC 500 Programmable Logic Controllers (PLC) and Supervisory Industrial Networks. This communication module connects Fixed and Modular SLC 500 PLC systems to Remote I/O (RIO) networks, enabling efficient data transfer within industrial automation systems. The Allen-Bradley 1747-DCM module includes one RIO link connector and supports communication speeds from 57.6 Kbaud to 230.4 Kbaud, providing flexible and high-speed data exchange for control systems. It can be installed in any SLC 500 system slot and operates with a backplane current draw of 360 milliamperes at 5 Volts DC, ensuring stable performance in industrial control and process automation applications.