Honeywell 51405047-176 CC-PCF901 Control Firewall Module

Description

Securing industrial control networks at the controller level, the Honeywell CC-PCF901 51405047-176 acts as a dedicated hardware-based firewall for Experion PKS C300 systems. It actively filters network traffic to protect critical control processors from broadcast storms, unauthorized access, and extraneous network loads. Equipped with G3 conformal coating, this module is engineered for high-availability performance within corrosive, harsh, or humid process environments.

Features

• Optimized Network Segmentation: Integrates 8 dedicated control ports alongside 1 uplink port for deterministic separation of critical controller nodes.
• Environmental Robustness: Built with ISA-S71.04 G3 conformal coating to withstand atmospheric contaminants and humidity.
• FTE Compatibility: Designed for seamless integration into Fault Tolerant Ethernet (FTE) architectures.
• Efficient Power Metrics: Features low operational heat dissipation with a nominal current draw of 195mA at 24 VDC.

Applications

• Experion PKS C300 and Series 8 network architecture isolation.
• Industrial Control Systems (ICS) security boundary enforcement.
• Harsh processing plants, including petrochemical, refining, and water treatment operations.

Technical Specifications

Connections and Interfaces

Empirical Engineering Insights

Alternative Models & Compatibility: The CC-PCF901 (51405047-176) serves as a direct functional replacement for non-conformal coated equivalents in the Experion series. Note that firmware parity between the control firewall and the adjacent C300 controllers is critical during a migration or replacement scenario to avoid system configuration mismatch alerts.

Application Pitfalls & Engineering Notes: Do not cascade control firewalls beyond Honeywell's verified topology limits. Oversubscribing downstream ports with unmanaged ethernet devices can lead to packet degradation and timing delays in high-speed, deterministic FTE communications.

Commissioning & Wiring Tips: Ensure that shielded Cat5e or Cat6 cabling is used for all RJ45 connections, with the shield terminated correctly at the patch panel or cabinet ground. This prevents electromagnetic interference (EMI) from inducing noise errors in the high-speed communication channels.

Installation Guidelines