All 4xxx and 5xxx AB Remote I/O gateways function as Remote I/O Adapters. These gateways support a single BTR and a single BTW. It is possible to configure rack address, and as 1/4, 1/2, 3/4, or full rack.
If an Allen-Bradley Remote I/O Scanner is needed, or if you are upgrading a Panelview, please see the AN-X2-AB-DHRIO gateway product.