The Allen-Bradley 1784-PKTXD communication card provides a robust link between a host PC and PLC controllers. It supports DH+, RIO scanner, and DH-485 protocols for versatile industrial networking. This single-channel card enables efficient data acquisition and system monitoring. Engineers rely on this PCI Bus interface for soft control and embedded control applications.
Expert Procurement Guide for the 1784-PKTXD Card
Industrial buyers need a network card that ensures compatibility and performance. The 1784-PKTXD card solves critical communication pain points by supporting legacy networks. It connects directly to PLC-5, PLC-5/250, and SLC 5/04 processors on DH+ networks. This capability eliminates the need for costly gateway hardware and simplifies system architecture.
The card’s Universal PCI feature guarantees broad system compatibility. It operates with both 3.3-Volt and 5-Volt signaling environments. This flexibility makes it suitable for modern and legacy computer systems alike. Procurement teams can standardize on this single model for diverse applications.

This card uses a dual-port interface for data exchange with the host PC. The interface requires up to 4 KB of memory starting at a base address. The PCI BIOS assigns this address automatically during system startup. This design ensures plug-and-play installation without manual configuration.
The 1784-PKTXD card includes I/O scanner functionality for efficient data handling. This feature works with soft-control and embedded control engines seamlessly. It performs local network diagnostics to help maintain system uptime. Operators gain programming, configuration, and monitoring capabilities directly from a desktop.
Technical Evaluation and Performance Analysis

The card features a single channel supporting multiple network types. It operates on DH+, RIO scanner, and DH-485 networks for maximum flexibility. This integration allows a single card to handle data transmission and management tasks.
The universal card must fit into a PCI bus slot keyed properly. Operators must insert the card into a slot matching either 3.3-Volt or 5-Volt signaling. This requirement ensures stable electrical operation and prevents hardware damage. The card communicates with network nodes to manage data flow efficiently.
This component performs data transmission and local network diagnostics reliably. The dual-port interface enables fast data exchange between the card and host PC. The card’s architecture supports efficient data acquisition critical for industrial applications.
The card connects PCs to PLC controllers on Data Highway Plus networks. It also supports SLC processors on DH485 networks for broader use cases. This connectivity simplifies data acquisition from various automation devices. The card delivers consistent performance for general programming and configuration tasks.

Logistics & Standard Packaging Details
Express shipping is available for this item via FedEx, UPS, and DHL. This ensures fast delivery to your facility for immediate deployment. Contact our team for specific shipping quotes and lead times to your location.

