Product Overview

The Honeywell K4LCN-16, identified by part number 51403519-160, is a high-level Local Control Network (LCN) processor board specifically engineered for the TDC 3000 Distributed Control System (DCS). This sophisticated control board functions as the computational heart for LCN-based nodes, managing the complex data processing and memory buffering required for seamless communication across the plant-wide network. As a critical evolution in the TDC 3000 series, the K4LCN-16 provides the necessary hardware resources to handle advanced control strategies, alarm management, and real-time data synchronization between operator stations and field-level controllers.

Hardware Specifications and Performance Metrics

• Model Identification: K4LCN-16

• Part Number: 51403519-160

• Function: LCN Memory Processor / Network Controller

• System Compatibility: TDC 3000 DCS / Local Control Network

• Board Dimensions: 36.8 x 36.3 x 2 cm

• Unit Weight: 0.8 kg

• Processing Speed: Optimized for 50 kHz cycle operations

• Operating Voltage: 20V DC nominal logic power

• Storage Architecture: High-density onboard memory for rapid data retrieval

• Manufacturing Origin: USA

• Condition: Brand New Industrial Spare

Industrial Systems Deployment

In Large-Scale Refining and Petrochemical Operations, the K4LCN-16 is vital for maintaining the integrity of the Local Control Network. It ensures that the massive volume of data generated by thousands of I/O points is processed and distributed to the Universal Station (US) or Global User Station (GUS) without latency. This allows for real-time visualization of process trends and immediate response to critical setpoint deviations.

Within Advanced Manufacturing and Robotics Integration, this control board facilitates the high-frequency signal exchange necessary for precision movement and synchronization. The 50 kHz output frequency capability supports the fast-scan rates required for complex motion control and high-speed safety interlocking, ensuring that the automation system remains responsive under peak load conditions.

For DCS Lifecycle Management and Upgrades, the 51403519-160 serves as a critical replacement component for aging TDC 3000 installations. Its reliable memory architecture helps eliminate "node-offline" errors caused by exhausted or failing legacy processor cards. By providing a stable, brand-new hardware foundation, the K4LCN-16 allows facilities to extend the service life of their existing control assets while maintaining the high availability required for continuous 24/7 industrial production.