Description

Brief Product Description

The Siemens 6ES7400-2JA10-0AA0 is a professional-grade UR2-H aluminum rack designed for the SIMATIC S7-400 PLC series. It features a dual-segmented 18-slot configuration that supports high-availability and distributed automation architectures.

Product Description

High-Capacity Dual-Segment Architecture

The Siemens 6ES7400-2JA10-0AA0 serves as a specialized UR2-H mounting chassis for the SIMATIC S7-400 series. This rack utilizes a unique dual-segmented design, offering two separate backplane bus segments with 9 slots each, totaling 18 available slots. This configuration allows engineers to house two separate central controllers or redundant systems within a single physical frame. By consolidating hardware into one unit, the module significantly reduces the required panel space while providing the mechanical backbone for large-scale automation projects.

Structural Integrity and Thermal Management

Constructed from high-grade aluminum, the 6ES7400-2JA10-0AA0 ensures superior structural rigidity and vibration resistance, which are critical for harsh industrial environments. Beyond physical protection, the aluminum housing acts as a heat sink, facilitating efficient thermal dissipation for high-performance CPUs and power supplies. This design choice maintains the electrical integrity of the backplane bus during continuous operation. Furthermore, the rack supports rapid data exchange through interface modules like the IM 460 and IM 461, ensuring seamless connectivity across centralized and distributed I/O setups.

Industrial Versatility and Scalability

This UR2-H rack exemplifies modular engineering by supporting various configurations of signal modules, communication processors, and power supplies. It effectively streamlines system wiring and maintenance, as the plug-and-play slot design allows for quick hardware installation and replacement. Because the rack complies with rigorous Siemens standards for electromagnetic compatibility (EMC), it operates reliably near high-voltage industrial equipment. Consequently, industries such as chemical processing, automotive manufacturing, and energy distribution rely on this chassis to host their most mission-critical control applications.

Technical Specifications