Description
Overview
The 51403299-100 processor board manufactured by Honeywell is an LCNP4-based GPS Tower Card engineered for the Local Control Network (LCN) architecture used in Honeywell TDC 2000 and TDC 3000 Distributed Control Systems. This processor module performs high-speed data handling, supervisory control tasks, and network performance monitoring across the control infrastructure.
Installed within Honeywell LCN cabinets or processor racks, the 51403299-100 board acts as a central processing element responsible for coordinating communication and maintaining stable performance between operator stations, controllers, and network nodes. Its hardware design emphasizes reliability, electrical stability, and compatibility with legacy Honeywell control platforms still widely deployed in process industries.
Technical Specifications
| Parameter |
Specification |
| Model |
51403299-100 |
| Product Type |
LCNP4 GPS Tower Processor Board |
| Manufacturer |
Honeywell |
| Compatible Systems |
Honeywell TDC 2000 / TDC 3000 |
| Network Architecture |
Local Control Network (LCN) |
| Processor Platform |
LCNP4 processing architecture |
| Primary Function |
Network supervision and high-speed data processing |
| Installation Type |
Rack-mounted plug-in module |
| Electrical Interface |
Multi-pin backplane connectors |
| Connector Configuration |
2 × 50-pin connectors, 1 × 30-pin connector |
| Board Dimensions |
300 × 200 × 30 mm |
| Weight |
0.8 kg |
| Operating Temperature |
0°C to 50°C |
| Storage Temperature |
–40°C to 70°C |
| Protective Coating |
Conformal coating for industrial environments |
| Typical Lifecycle |
Long-term operation in continuous process systems |
Key Functional Characteristics
Network Processing Capability
The LCNP4 processor architecture allows the module to execute system communication management and data exchange within the Honeywell LCN infrastructure.
Global Performance Monitoring
The integrated GPS supervisory functionality provides system-level diagnostics and performance tracking across networked control components.
Industrial Hardware Design
The circuit board is built using industrial-grade components and conformal coating to protect against humidity, airborne contaminants, and corrosion.
Modular Rack Integration
The board is designed as a plug-in module compatible with Honeywell rack assemblies, enabling simplified replacement and maintenance procedures.
Continuous Operation Stability
Engineered for 24/7 industrial control environments, the processor supports long operational cycles typical in refining, petrochemical, and power generation facilities.
Application Environments
The 51403299-100 module is typically deployed in Honeywell distributed control architectures operating in industries that require stable process monitoring and centralized control.
Common applications include:
Petrochemical and refining plants
Power generation facilities
Chemical processing operations
Pharmaceutical production systems
Large-scale manufacturing process control
Installation and Maintenance Notes
The processor board installs directly into Honeywell LCN rack backplanes and interfaces through multi-pin connectors that provide both data communication and power distribution.
Due to the legacy nature of TDC systems, replacement modules should be verified for compatibility with existing LCN racks and firmware configurations prior to installation.
Routine maintenance typically involves inspection of connectors, environmental conditions, and ensuring adequate airflow inside the control cabinet.
FAQ
Is the 51403299-100 compatible with Experion PKS systems?
The board is primarily intended for Honeywell TDC 2000 and TDC 3000 environments. Some hybrid Experion systems that retain LCN infrastructure may support it, but compatibility should be verified.
Does the module support hot replacement?
In many TDC configurations, modules can be replaced with minimal downtime, but hot-swap capability depends on the system architecture and redundancy configuration.
What is the main role of the GPS Tower Card?
It supervises system performance and manages communication processes within the LCN network layer of Honeywell DCS installations.
