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Honeywell CC-PFB402-R Redundant Fieldbus Interface Module CC-PFB402-R Honeywell Experion PKS Series C I/O Module In Stock

News March 30, 2026

Honeywell CC-PFB402-R Redundant Fieldbus Interface Module CC-PFB402-R Honeywell Experion PKS Series C I/O Module In Stock

Honeywell CC-PFB402-R Redundant Fieldbus Interface Module CC-PFB402-R Honeywell Experion PKS Series C I/O Module In Stock


Honeywell CC-PFB401 Fieldbus Interface Module

Honeywell CC-PFB401 | Series C Fieldbus Interface Module (FIM4)

Product Overview

The Honeywell CC-PFB401 is a high-performance Fieldbus Interface Module (FIM4) designed for the Experion® PKS Series C architecture. As a critical component of the C300 Control System, the CC-PFB401 serves as the primary communication bridge between the C300 controller and intelligent field instruments utilizing the FOUNDATION™ Fieldbus H1 protocol.

Series C Architecture: Seamlessly integrates with Honeywell Experion PKS platforms.

4-Link Capacity (FIM4): Supports up to four independent H1 fieldbus links per module.

Device Management: Connects up to 16 field devices per link (max 64 devices per module) for comprehensive process monitoring.

Redundancy Support: Compatible with redundant IOTA (Input Output Termination Assembly) configurations to ensure maximum system uptime.

H1 Protocol Integration: Dedicated to 31.25 kbit/s H1 digital communication for pressure, temperature, and flow transmitters.

The CC-PFB401 Fieldbus Module is essential for industrial plants requiring precise digital data exchange and remote device diagnostics. While the newer CC-PFB402 has been introduced, the CC-PFB401 remains a staple "Legacy/Active" spare part for maintaining existing Experion R300 and R400 systems without requiring expensive firmware overhauls.

Frequently Asked Questions (FAQ) - Honeywell CC-PFB401

Q1: What is the primary function of the Honeywell CC-PFB401?

A: The Honeywell CC-PFB401 is a Fieldbus Interface Module (FIM4) for the Experion® PKS Series C system. It acts as a communication bridge, allowing the C300 Controller to exchange data with up to four independent FOUNDATION™ Fieldbus H1 links and their connected field devices (transmitters, valves, etc.).

Q2: What is the difference between Honeywell CC-PFB401 and CC-PFB402?

A: The CC-PFB402 is the enhanced successor to the CC-PFB401. While both support 4 H1 links, the CC-PFB402 features updated hardware components for improved thermal stability and is the current standard for new projects. However, the CC-PFB401 remains fully compatible as a direct spare part for many legacy Series C installations.

Q3: How many field devices can one CC-PFB401 module support?

A: Each CC-PFB401 module supports up to 4 H1 links. Each link can typically connect up to 16 field devices, allowing a single module to interface with a maximum of 64 devices, depending on power consumption and cable distance requirements.

Q4: Is the Honeywell CC-PFB401 module redundant?

A: Yes, the CC-PFB401 supports redundant configurations. To achieve redundancy, two CC-PFB401 modules must be installed on a redundant IOTA (Input Output Termination Assembly), such as the CC-TFB411, ensuring seamless failover in critical process environments.

Q5: What are the common part numbers associated with CC-PFB401?

A: The most common manufacturing part numbers for this module are 51405044-175 and 51405044-176. Always verify the part number on your existing hardware to ensure exact compatibility during replacement.


Honeywell CC-PFB402 Fieldbus Interface Module

Honeywell CC-PFB402 | Series C Fieldbus Interface Module (FIM4)

Product Overview

The Honeywell CC-PFB402 is an advanced Fieldbus Interface Module (FIM4) designed for the Experion® PKS Series C architecture. As the enhanced successor to the CC-PFB401, the CC-PFB402 provides a high-reliability communication bridge between the Honeywell C300 Controller and intelligent field instruments. It is the industry standard for integrating FOUNDATION™ Fieldbus H1 devices into a Distributed Control System (DCS).

Enhanced Series C Hardware: Optimized for superior thermal management and long-term stability in demanding industrial environments.

4-Link H1 Interface (FIM4): Supports four independent H1 fieldbus links, allowing for efficient segment distribution.

High Device Density: Connects up to 16 field devices per link, enabling a single module to manage up to 64 total devices (transmitters, positioners, and sensors).

Seamless Redundancy: Fully supports redundant configurations when paired with the CC-TFB411 IOTA, ensuring zero-downfall failover for critical processes.

Advanced Diagnostics: Enables full access to field device parameters and predictive maintenance data via the Experion PKS platform.

Why Upgrade to CC-PFB402?

The Honeywell CC-PFB402 is the current active-production model for Series C FIM requirements. It is a direct drop-in replacement for the legacy CC-PFB401, offering improved electronic components that reduce heat generation and extend the lifecycle of your control cabinet. Whether for a new greenfield project or a brownfield migration, the CC-PFB402 ensures your DCS remains compatible with the latest Honeywell firmware updates.

Frequently Asked Questions (FAQ) for Featured Snippets

Q: Can I use CC-PFB402 to replace an old CC-PFB401?

A: Yes, the CC-PFB402 is a direct, backward-compatible replacement for the CC-PFB401. It fits the same IOTA (CC-TFB401/411) and functions seamlessly within existing Experion PKS configurations.

Q: What is the maximum distance for a link connected to the CC-PFB402?

A: According to the FOUNDATION Fieldbus H1 standard, the maximum segment length is 1900 meters (approx. 6233 ft) using Type A cable, which can be further extended using repeaters.

Q: Does the CC-PFB402 support Control in the Field (CIF)?

A: Yes, when integrated with the Honeywell C300 Controller, the CC-PFB402 supports Control in the Field, allowing control loops to execute directly between field devices for increased system integrity.


Honeywell CC-PFB801 Fieldbus Interface Module

Honeywell CC-PFB801 | High-Density 8-Link Fieldbus Interface Module (FIM8)

Product Overview

The Honeywell CC-PFB801 is a high-density Fieldbus Interface Module (FIM8) designed exclusively for the Experion® PKS Series C architecture. As the most powerful communication interface in the Series C lineup, the CC-PFB801 doubles the capacity of standard FIM4 modules, providing a robust bridge between the Honeywell C300 Controller and large-scale FOUNDATION™ Fieldbus H1 device networks.

High-Density 8-Link Interface (FIM8): Supports eight independent H1 fieldbus links, significantly reducing cabinet space and hardware footprint.

Maximum Device Connectivity: Capable of managing up to 16 field devices per link, allowing a single CC-PFB801 module to interface with up to 128 total field instruments.

Series C Efficiency: Features the signature inclined design for optimal airflow and thermal management in high-density I/O environments.

Experion PKS Integration: Fully compatible with Honeywell Experion PKS R400, R500, and R510+ systems for advanced process control and asset management.

Enhanced Diagnostics: Provides deep-level access to field device health, configuration, and predictive maintenance data via the FDM (Field Device Manager).

Why Choose CC-PFB801 for Large-Scale Plants?

The Honeywell CC-PFB801 is the ideal solution for mega-projects (such as refineries and large chemical plants) where hundreds of smart transmitters and valves must be integrated. By utilizing the 8-link FIM8 instead of the 4-link FIM4, engineers can halve the number of required I/O slots and IOTAs, leading to lower installation costs and simplified wiring architecture.

Frequently Asked Questions (FAQ) for Featured Snippets

Q: What is the main difference between CC-PFB402 and CC-PFB801?

A: The primary difference is capacity. The CC-PFB402 (FIM4) supports 4 H1 links, while the CC-PFB801 (FIM8) supports 8 H1 links, allowing for double the device connectivity in the same physical form factor.

Q: Which IOTA (base) is required for the CC-PFB801?

A: The CC-PFB801 requires a specific 8-link IOTA, such as the CC-TFB801 (Non-Redundant) or CC-TFB811 (Redundant), to accommodate the additional H1 link connections.

Q: Is the CC-PFB801 hot-swappable?

A: Yes, like all Honeywell Series C I/O modules, the CC-PFB801 is designed for hot-swapping under power, provided it is part of a redundant configuration, ensuring no interruption to the process control.


Honeywell CC-PFB101 Fieldbus Interface Module

Honeywell CC-PFB101 | Series C Fieldbus Interface Module (FIM)

Product Overview

The Honeywell CC-PFB101 is a foundational Fieldbus Interface Module (FIM) designed for the Experion® PKS Series C architecture. As an essential communication component for early-generation Series C systems, the CC-PFB101 enables the Honeywell C300 Controller to interface with intelligent field devices via the FOUNDATION™ Fieldbus H1 protocol.

Standard Series C Interface: Compatible with Honeywell Experion PKS R300 and R400 series systems.

H1 Fieldbus Connectivity: Supports 31.25 kbit/s H1 digital communication for smart transmitters and valve positioners.

Legacy System Support: Ideal for maintaining and repairing existing DCS installations where specific firmware compatibility is required.

Modular Design: Features the classic Series C inclined form factor for easy installation on standard IOTA (Input Output Termination Assembly) units.

Reliable Data Exchange: Facilitates the flow of process variables and diagnostic data from the field directly to the C300 control environment.

Why Source the CC-PFB101 Today?

The Honeywell CC-PFB101 remains a critical spare part for plants that have not yet migrated to the newer CC-PFB402 or CC-PFB801 modules. Because it is a "Legacy-Active" component, sourcing high-quality, tested CC-PFB101 modules is vital for avoiding unplanned downtime in older Experion PKS environments where hardware consistency is mandatory for system validation.

Frequently Asked Questions (FAQ) for Featured Snippets

Q: Can I upgrade my CC-PFB101 to a CC-PFB402?

A: In many cases, yes. The CC-PFB402 is the enhanced successor to the CC-PFB101. However, you must verify your Experion PKS software release and IOTA compatibility before performing a hardware swap.

Q: What is the typical application for the CC-PFB101?

A: The CC-PFB101 is primarily used in the oil and gas, chemical, and power industries to connect H1-compatible sensors and actuators to a centralized Honeywell DCS.

Q: Is the CC-PFB101 still in active production?

A: The CC-PFB101 has largely been superseded by newer FIM4 and FIM8 models. It is now most commonly available as a refurbished or new-surplus spare part for existing system maintenance.


Honeywell CC-PFB402-R Redundant Fieldbus Interface Module

Honeywell CC-PFB402-R | Redundant Series C Fieldbus Interface Module

Product Overview

The Honeywell CC-PFB402-R is a high-availability Redundant Fieldbus Interface Module (FIM4) designed for the Experion® PKS Series C architecture. Engineered for mission-critical industrial processes, the CC-PFB402-R consists of a pair of synchronized modules that provide a fail-safe communication bridge between the Honeywell C300 Controller and FOUNDATION™ Fieldbus H1 devices. It ensures that a single module failure does not interrupt process control or data flow.

Dual-Module Redundancy: Provides automatic, hitless failover to a backup module in the event of a hardware or communication fault.

4-Link H1 Interface (FIM4): Each redundant set manages four independent H1 fieldbus links, supporting up to 64 total field devices.

Series C High Availability: Optimized for the C300 Control System, offering the highest level of system integrity for oil, gas, and chemical processing.

Hot-Swappable Design: Replace a faulty module while the redundant partner maintains full system operation, eliminating costly downtime.

Advanced Asset Management: Fully compatible with Honeywell Field Device Manager (FDM) for remote configuration and predictive diagnostics of redundant segments.

Why Choose CC-PFB402-R for Critical Loops?

The Honeywell CC-PFB402-R is the industry standard for "Zero-Downfall" process environments. By utilizing the Redundant FIM4 configuration, plants can guarantee that critical valve positioners and safety-related transmitters remain online even during maintenance. It is the most secure way to implement Control in the Field (CIF) while maintaining the robust protection of the Series C hardware ecosystem.

Frequently Asked Questions (FAQ) for Featured Snippets

Q: Does the CC-PFB402-R require a specific base (IOTA)?

A: Yes. To enable redundancy, the CC-PFB402-R modules must be installed on a CC-TFB411 Redundant IOTA. This base provides the necessary synchronization and dual-link terminations for both modules.

Q: Can I mix a CC-PFB401 and a CC-PFB402 in a redundant pair?

A: It is not recommended to mix different hardware revisions in a redundant pair. For optimal stability and synchronized firmware performance, both modules in the CC-PFB402-R set should be the same model and revision.

Q: How does the "Hitless Failover" work in the CC-PFB402-R?

A: The primary module constantly synchronizes its database and communication state with the secondary module. If the primary fails, the secondary takes over the H1 link communication in milliseconds, ensuring no loss of data or control action.


SC-UCMX02 1.7 W 2 2.9 W 3 3.4 W 4

SC-UCNN11 5.76 W 5 6.72 W 6 6.96 W 7

SC-UMIX01 2.0 W

SC-TEPR01 0.0 W

SC-TEPL01 0.0 W

SC-UCMX02 Dimensions (mm) L x W x H 190 x 99 x141 Weight (g) 700

SC-UCNN11 Dimensions (mm) L x W x H 190 x170 x141 Weight (g) 1000

SC-UMIX01 Dimensions (mm) L x W x H 190 x 99 x141 Weight (g) 680

SC-TEPR01 Dimensions (mm) L x W x H 190 x 39 x 16 Weight (g) 140

SC-TEPL01 Dimensions (mm) L x W x H 190 x 39 x16 Weight (g) 140

SC-UCMX02 Non-redundant Controller with 28 mixed onboard I/O with 256MB DRAM

SC-UCNN11 Redundant Controller

SC-UMIX01 Mixed I/O Module, 28 channels

SC-TEPR01 Expansion End Plate, Right

SC-TEPL01 Expansion End Plate, Left

CC-PFB402 Series C Foundation Fieldbus Interface Module with 4 H1 Links (FIM4)

CC-TFB402 Series C FIM4 IOTA, Non-redundant, 4 Links, coated

SP-IHARTP HART Protocol Enabler License

SP-MRUN01 Meter Run License, one (1)

SP-IWIO01 Wireless I/O License

SP-LEPIU1 ELEPIU License per controller

SP-EBLDR1 ControlEdge Builder, client license

SP-MCALC1 Metering Calculation Library, site license


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