Experion PKS 24VDC Power Module | CC-PUIO31 Honeywell

Product Overview

The Honeywell CC-PUIO31 (Part Number 51454220-176) serves as a dual-purpose Power and Utility I/O module within the Experion PKS Series C architecture. This high-capacity unit provides a stable 24 VDC regulated power supply to C300 controllers and associated I/O modules while simultaneously managing critical utility signaling. By integrating power distribution with discrete system monitoring, the CC-PUIO31 streamlines cabinet architecture and enhances system-wide diagnostics. We supply this module as 100% Brand New original equipment, ensuring your automation infrastructure meets the rigorous E-E-A-T standards required for mission-critical operations.

Technical Specifications

• Manufacturer: Honeywell (USA)

• Model Number: CC-PUIO31

• Part Number: 51454220-176

• Module Type: Power & Utility Universal I/O

• Input Voltage: 100–240 VAC (Universal AC Input), 50/60 Hz

• Output Voltage: 24 VDC Nominal

• Output Power Capacity: Up to 150–200 W (Typical)

• Current Rating: 10000 mA (10A) support

• Utility I/O: Discrete signaling for system health, fan monitoring, and cabinet interlocks

• Redundancy: Supports 1:1 dual module configuration for fault-tolerant power

• Operating Temperature: -20 °C to +70 °C (Industrial Range)

• Dimensions: 170 mm x 100 mm x 40 mm

• Weight: 0.8–1.0 kg

• Environmental Protection: G3 Conformal Coating (Standard for -176 suffix)

Engineering Advantages

• Hybrid Power Logic: The CC-PUIO31 eliminates the need for separate bulk power supplies and utility monitoring cards. It handles 24VDC distribution while monitoring cabinet-level events such as door switches or over-temperature alarms through its integrated utility I/O channels.

• Fault-Tolerant Continuity: In redundant setups, two CC-PUIO31 modules share the load. If one unit fails, the secondary module instantaneously assumes the full power load, preventing C300 controller resets or I/O communication loss.

• Advanced Thermal Safeguards: Built-in thermal and over-current protection circuits prevent localized electrical faults from cascading through the Series C backplane, effectively shielding sensitive processor electronics.

• Streamlined Scalability: The compact, rack-mounted design allows for easy expansion. As your I/O count grows, adding redundant CC-PUIO31 units ensures the power budget remains sufficient for the increased demand without significant rewiring.

FAQs

• What does the "-176" suffix signify for the 51454220-176 part number?The suffix typically confirms the presence of G3 conformal coating and specific hardware revision levels that optimize the module for high-vibration and corrosive environments (Standard in many Oil & Gas applications).

• Can this module replace a standard CC-PWRR20?The CC-PUIO31 provides both power and utility I/O functions. While it supplies 24VDC, it is generally used in slots requiring utility interface capabilities. Verify your IOTA (I/O Termination Assembly) compatibility before substitution.

• Is the CC-PUIO31 hot-swappable?Yes. When configured in a redundant pair, you can replace a faulty CC-PUIO31 module while the system is live, ensuring continuous power to the Experion PKS hardware.