Description
The HONEYWELL 51305072-200 CLCN-A is a critical communication gateway module designed for Honeywell’s TDC 3000 and Experion PKS distributed control systems, serving as the vital link between the Local Control Network (LCN) and various universal control networks. This advanced communication processor enables seamless data exchange between different hierarchical levels of the automation architecture, allowing process information, control commands, and system diagnostics to flow reliably between connected devices. The HONEYWELL 51305072-200 CLCN-A module plays an essential role in integrating legacy TDC 3000 systems with modern Experion PKS components, providing backward compatibility while enabling migration to contemporary control platforms. Its robust design ensures high availability and data integrity for mission-critical process applications across various industries.
As a key component in hybrid control system architectures, the HONEYWELL 51305072-200 CLCN-A facilitates the interconnection of multiple process units and operator stations within a unified control strategy. The module employs advanced error detection and correction algorithms to maintain communication integrity even in electrically noisy industrial environments. The sophisticated design of the HONEYWELL 51305072-200 CLCN-A incorporates redundant communication pathways and comprehensive diagnostic capabilities that continuously monitor network health and performance. This combination of reliability, interoperability, and advanced functionality makes the module an indispensable component for maintaining operational continuity in facilities utilizing Honeywell’s comprehensive automation ecosystem.

51305072-200 CLCN-A HONEYWELL
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | 51305072-200 CLCN-A |
| Manufacturer | Honeywell |
| Product Type | LCN Communication Interface Module |
| Network Type | Local Control Network (LCN) to Universal Control Network (UCN) |
| Data Transfer Rate | 5 Mbps (LCN), 5 Mbps (UCN) |
| Communication Protocol | Honeywell proprietary LCN/UCN protocol |
| Memory Capacity | 2 MB RAM for data buffering and processing |
| Processor Type | 32-bit dedicated communication processor |
| Power Requirements | 5V DC @ 3.5A, 12V DC @ 0.5A (from backplane) |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Relative Humidity | 5% to 95% non-condensing |
| MTBF | >150,000 hours |
| Physical Dimensions | 315mm x 45mm x 200mm (W x H x D) |
Main Features and Advantages
The HONEYWELL 51305072-200 CLCN-A delivers exceptional communication performance through its advanced protocol handling capabilities, ensuring reliable data exchange between LCN and UCN networks. The module features sophisticated data buffering and traffic management algorithms that optimize network performance during peak loading conditions, preventing data loss and maintaining system responsiveness. Its built-in diagnostic capabilities provide comprehensive monitoring of communication status, error rates, and network health, enabling proactive maintenance before issues impact system performance. The module’s robust design includes enhanced noise immunity and electrical isolation, ensuring reliable operation in challenging industrial environments.
High availability and system integration: The HONEYWELL 51305072-200 CLCN-A supports redundant configuration options that provide automatic failover protection, maintaining continuous operation during hardware failures or network disruptions. The module enables seamless integration between legacy TDC 3000 systems and modern Experion PKS components, protecting existing investments while enabling migration to contemporary control platforms. Its hot-swappable design allows for maintenance and replacement without system shutdown, maximizing plant availability and operational efficiency. The module’s compatibility with a wide range of Honeywell control components provides system designers with exceptional flexibility in creating customized automation solutions that meet specific operational requirements.
Application Field
The HONEYWELL 51305072-200 CLCN-A finds essential application in industries where integration between legacy and modern control systems is required for operational continuity. In oil refineries, the module enables communication between existing TDC 3000 systems and newer Experion PKS components, facilitating phased modernization projects without disrupting production. Chemical processing plants utilize the HONEYWELL 51305072-200 CLCN-A to maintain integrated control across multiple process units that may employ different generations of control technology. The power generation industry depends on this module for critical communication between turbine control systems and plant-wide distributed control systems where equipment protection and continuous operation are paramount.
Pharmaceutical manufacturers employ the HONEYWELL 51305072-200 CLCN-A to maintain validated communication pathways between legacy and modern control systems in regulated production environments. In pulp and paper mills, the module provides reliable network connectivity between distributed control systems managing various production stages from raw material processing to finished product. The metals and mining industry benefits from the HONEYWELL 51305072-200 CLCN-A‘s robust performance in connecting controllers across extensive processing facilities with mixed automation architectures. Essentially, any application requiring reliable communication between Honeywell’s LCN and UCN networks represents an ideal application for this sophisticated interface module.

51305072-200 CLCN-A HONEYWELL
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