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Allen-Bradley 1756-DHRIO ControlLogix Communication Module
Allen-Bradley 1756-DHRIO ControlLogix network interface card supporting Data Highway Plus and Remote I/O legacy networks. Brand new original stock, fully tested with global logistics.
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SKU: K4LCN-16Â 51403519-160
Honeywell TDC 3000 K4LCN-16 51403519-160 LCN Communication Control Board
The Honeywell K4LCN-16 51403519-160 powers the TDC 3000 DCS by managing high-speed LCN communications and memory processing. It ensures seamless data synchronization and peak system performance, making it the ideal choice for maintaining legacy industrial automation infrastructures.
Product Overview
The Honeywell K4LCN-16 (Part Number: 51403519-160) functions as a critical Local Control Network (LCN) interface board within the TDC 3000 Distributed Control System (DCS). Specifically, this module drives the exchange of high-level data between human-machine interfaces (HMIs), history modules, and application processors by acting as both a memory processor and a communication bridge. Consequently, the K4LCN-16 synchronizes system-wide data in real-time, which grants operators immediate access to vital process information.
Functional Capabilities
As the communication backbone of the TDC 3000 system, this control board actively manages data throughput with exceptional precision. Moreover, the K4LCN-16 executes intensive processing tasks related to network traffic management and memory buffering. This proactive handling effectively offloads the primary processor and significantly reduces system latency. To maximize uptime, Honeywell constructs the board using industrial-grade components that easily withstand the thermal and electrical stresses of control room environments. Furthermore, the 51403519-160 implements advanced error-checking protocols. These protocols detect and correct data transmission anomalies instantly, thereby maintaining the absolute integrity of process information as it traverses the network.
Technical Specifications
- Brand: Honeywell
- Model Number: K4LCN-16
- Part Number: 51403519-160
- Product Series: TDC 3000
- Module Type: LCN Communication / Memory Processor Board
- Output Frequency: 50 kHz
- Operating Voltage: 20V DC
- Dimensions: 36.8 x 36.3 x 2.0 cm
- Weight: 0.8 kg
- Country of Origin: USA
Primary Applications
Maintenance engineers and system architects routinely deploy the K4LCN-16 in large-scale industrial sectors, including oil refineries, chemical processing units, and power plants. Because the board supports the high-density data requirements of Global User Stations (GUS) and Advanced Process Managers (APM), it remains indispensable for facilities that demand complex visualization and long-term data archiving. In addition to its performance benefits, the board’s robust architecture extends the lifespan of mission-critical legacy DCS infrastructures. Ultimately, it provides the consistent network performance necessary for environments where reliability is a non-negotiable requirement.
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