The Allen-Bradley 1784-PKTX Series B is a PCI communication interface card that provides seamless connectivity between a PC and industrial networks such as Data Highway Plus (DH+), Data Highway-485 (DH-485), and Remote I/O (RIO). Designed for use with Rockwell software tools like RSLinx, this card enables programming, monitoring, and data exchange between your PC and Allen-Bradley PLC systems. Installed in a standard PCI slot, the 1784-PKTX delivers reliable, high-speed communication in demanding industrial automation environments. Manufacturer Rockwell Automation Brand Allen-Bradley Part Number/Catalog No. 1784-PKTX Series Series B Module Type PCI Communication Interface Card Supported Networks DH+, DH-485, RIO Computer Interface PCI Bus Typical Use PC-to-PLC communication, programming, and diagnostics Compatible Software RSLinx, RSLogix Status Active (Legacy Support)