Model Explanation

• 51195752: Base part number for TDC3000 dual-node CPU series

• -100: Standard hardware revision, original dual-node design

Technical Parameters

• Device Type: Dual-node processor (CPU) module

• Compatibility: Honeywell TDC3000 / TPS systems

• Processor: High-speed 32-bit microprocessor

• Memory: On-board RAM/ROM for control logic and data

• Power Supply: +5VDC, ±12VDC from backplane

• Operating Temperature: 0°C to +60°C

• Humidity: 5%–95%, non-condensing

• Form Factor: Standard TDC3000 chassis slot

• Weight: Approx. 0.5 kg

Interface & Communication Configuration

• Internal Interface: Gold finger connector for TDC3000 backplane bus

• Node Communication: High-speed link for dual-node redundancy

• System Bus: TDC3000 dedicated control and I/O bus

• Status Indicators: LEDs for Run, Fault, Active, and Sync

• Redundancy: Supports 1:1 dual-node redundant operation

Core Functions

• Dual-Node Control: Manages two synchronized control nodes for fault tolerance

• High-Speed Processing: Executes complex control algorithms and data acquisition

• Redundancy Management: Auto-sync and switchover between primary/secondary nodes

• System Coordination: Orchestrates I/O modules, communication, and system diagnostics

• Fault Diagnosis: Real-time monitoring and reporting of module/system faults

Application Scope

• Honeywell TDC3000 / TPS distributed control systems

• Process industries: chemical, power generation, oil & gas, metallurgy

• Critical control loops requiring high availability and redundancy

• System upgrades, replacements, and spare CPU modules for legacy DCS

Operation & Maintenance Instructions

• Install only with system fully powered off; observe ESD precautions

• Verify LED status (Run/Active) after power-on for normal operation

• Periodically clean connectors and check for loose backplane connections

• Avoid strong EMI, moisture, and extreme temperatures

• Keep a spare module for critical dual-node systems to minimize downtime