Description

System Connectivity and Bus Extension

The Emerson KJ4001X1-NB1, also identified by part number 12P3368X012, serves as a specialized Horizontal LocalBus Dual Left Cable designed for the DeltaV M-series I/O subsystem. This component acts as a high-integrity communication and power bridge, extending the LocalBus backbone to additional I/O carriers. By facilitating a secure connection on the left side of the carrier assembly, the cable ensures that the Distributed Control System (DCS) maintains a continuous, high-speed data path across expanded hardware configurations.

Operational Performance and Environmental Durability

Engineered for the rigors of industrial process plants, this cable assembly provides a stable 12VDC power distribution at up to 8A. Because reliability is paramount in automated environments, the KJ4001X1-NB1 features a robust design that shields signal integrity from electromagnetic interference. Furthermore, the cable is rated for operation in temperatures ranging from -20°C to +55°C, ensuring consistent performance in non-climate-controlled manufacturing floors.

Key benefits of this LocalBus extender include:

• Facilitates seamless expansion of I/O capacity without signal degradation
• Supports hot-swappable modular growth within the DeltaV environment
• Ensures low-latency communication between remote I/O modules and the controller
• Optimizes cabinet space through a compact, horizontal mounting orientation

Technical Specifications

• Brand: Emerson (Fisher-Rosemount)
• Model Identifier: KJ4001X1-NB1
• Part Number: 12P3368X012
• Hardware Type: Horizontal LocalBus Dual Left Cable
• Voltage Rating: 12VDC
• Maximum Current: 8.0 Amps
• Dimensions: 16.6 x 4.5 x 6.2 cm
• Unit Mass: 0.18 kg
• Country of Manufacture: USA
• Compliance: UL, CSA, CE, and CAN standards

Installation and Compliance

The KJ4001X1-NB1 simplifies the scaling of automation infrastructure by providing a “plug-and-play” extension for M-series carriers. The dual-cable design offers a redundant pathway for bus communication, which significantly increases system uptime by preventing a single point of failure from interrupting the entire bus. Moreover, the hardware complies with global safety certifications, including UL and CE, guaranteeing that it meets the strict electrical and safety requirements of international markets. This modular approach allows engineers to customize the physical layout of their DCS to fit specific cabinet constraints while maintaining peak operational efficiency.