New Original Honeywell CC-PCNT02 51454551-275 C300 Controller Module in Stock

The Honeywell CC-PCNT02 51454551-275 is the enhanced C300 Controller Module for the Honeywell Experion PKS (Process Knowledge System) distributed control system. It serves as the central processing unit that executes control strategies, manages I/O communication, and acts as the gateway between the control network and field-level process I/O. The controller runs Honeywell’s deterministic Control Execution Environment (CEE) software and includes embedded cybersecurity features for secure, reliable process control.

  • Item No :

    CC-PCNT02 51454551-275
  • Order(MOQ) :

    1 Piece
  • Payment :

    EXW/CIF
  • Product Origin :

    USA
  • Shipping Port :

    Wuhan
  • Lead Time :

    3-5days
  • Weight :

    3kg
  • Product Details

     
     
    Specification Description
    Manufacturer Honeywell
    Model CC-PCNT02
    Part Number 51454551-275
    Product Type C300 Controller Module
    Platform Experion PKS
    Controller Family C300 / Series C
    Execution Environment Honeywell Control Execution Environment (CEE)
    Execution Period 50 ms (standard); 20 ms with specific firmware and license 
    User Memory 32,768 MU (Memory Units) 
    Tagged Blocks Up to 4,095 
    I/O Links 2 (supports Series C I/O) 
    I/O Link Rate 375 kbaud (PMIO) or 750 kbaud (Series C) 
    Redundancy Full 1:1 redundancy supported; switchover time ~500 ms 
    Memory Backup CC-SCMB05 Module for power-loss recovery 
    Communication Dual FTE (Fault Tolerant Ethernet); supports EtherNet/IP, Profinet, FOUNDATION Fieldbus, HART, IEC 61850, OPC UA, Profibus, Modbus 
    Security Embedded Firewall; ISA Secure CSA L2 Certified 
    Mounting Mounts directly onto C300 Input Output Termination Assembly (IOTA, e.g., CC-TCNT01) 
    Operating Temperature 0°C to +55°C 
    Storage Temperature -40°C to +70°C 
    Humidity 10% to 95% RH, non-condensing 
    Dimensions (W × H × D) 191 mm × 188 mm × 65 mm 
    Weight 0.35 kg 
    Country of Origin USA 
    Certifications CE, TÜV, UL508, CSA 
    Lifecycle Status Legacy Support effective July 1, 2026 (hardware-failure replacement supply only) 

    Related Product Model Recommendations

     
     
    Model Description Typical Application
    CC-PCNT02 (51454551-275) (this model) Enhanced C300 Controller Module Direct replacement for CC-PCNT01; Series C form factor 
    CC-PCNT01 (51405046-175) Legacy C300 Controller Module Predecessor; replaced by CC-PCNT02 for new installations 
    CC-PCNT05 Latest C300v5 Controller family model Migration path; supports On-Process Migration from CC-PCNT01/02 with Experion R600 
    CC-TCNT01 (51308307-175) C300 Controller IOTA (Input Output Termination Assembly) Required baseplate for CC-PCNT02 mounting 
    CC-SCMB05 Memory Backup Module Required for power-loss recovery and RAM retention 

    FAQs

    Q1: What is the primary function of the CC-PCNT02?

    It is the central processing unit for the Experion PKS C300 controller system. It executes control strategies (regulatory, logic, sequential, and batch), manages I/O communication via dual I/O Links, and interfaces with Series C I/O modules.

    Q2: Is the CC-PCNT02 a direct replacement for the CC-PCNT01?

    Yes. The CC-PCNT02 is the official successor to the CC-PCNT01 and retains full backward compatibility with existing C300 system architecture and wiring. It eliminates the need for costly reconfiguration during field replacement or system upgrades.

    Q3: Does the CC-PCNT02 support redundancy?

    Yes. It supports 1:1 hardware redundancy with a switchover time of approximately 500 ms. Redundant configurations require two identical modules, two IOTAs, and a dedicated redundancy cable.

    Q4: What is the difference between CC-PCNT02 and CC-PCNT05?

    The CC-PCNT02 is the enhanced C300 controller (legacy support effective July 2026). The CC-PCNT05 is the latest C300v5 controller family model. Honeywell supports On-Process Migration from CC-PCNT01/02 to CC-PCNT05 starting with Experion R600, allowing controller replacement while maintaining plant operations.

    Q5: What cybersecurity features does the CC-PCNT02 include?

    The controller features an embedded firewall and is ISA Secure CSA L2 Certified, providing out-of-the-box security that supports compliance, reduces risks, and improves availability.

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