Honeywell ControlEdge FC Series Modules: FC-BKM-0001 FC-QPP-0002 FX-USI-0002 FC-PSU-240516

Technical Dossier

Product Details And Specifications

Honeywell ControlEdge FC Series Technical Notes

The Evolution of ControlEdge FC Series Architecture

The ControlEdge FC Series traces its lineage to Honeywell's earlier HC900 Hybrid Controller platform, which established the modular rack-and-backplane topology that the FC Series inherits and extends. The HC900 introduced the concept of separating the CPU rack from remote I/O racks via a proprietary C-Bus communication link — a design principle carried forward into the FC Series with enhanced throughput and deterministic scan rates suited to safety-instrumented system (SIS) adjacent applications.

The FC Series introduced a 32-bit processor architecture with dual-redundant CPU options, replacing the HC900's single-processor constraint. Backplane variants expanded from 4-slot to 12-slot configurations, accommodating higher I/O density per rack. Communication interfaces evolved from RS-485 serial links to Ethernet-based FOUNDATION Fieldbus H1, PROFIBUS DP, Modbus TCP/IP, and OPC UA, reflecting the industry transition toward Industrial Ethernet and IIoT-compatible architectures.

Current-generation FC Series modules are compatible with Experion PKS R500 and later server software. Legacy HC900 racks can be integrated via gateway modules, providing a migration path that preserves existing field wiring investments. Modules manufactured prior to 2015 may require firmware updates to maintain compatibility with current Experion server releases. End-of-sale notices have been issued for select early-generation I/O modules; however, Honeywell's Extended Lifecycle Support program and third-party suppliers such as DriveKNMS continue to provide tested replacement units.

ControlEdge FC Series Full Catalog & Functionalities (SKU List)

The following catalog covers verified ControlEdge FC Series and directly compatible module part numbers, organized by functional category. Each entry reflects the module's primary role within the FC Series rack architecture.

Backplane & Chassis

• FC-BKM-0001: 12-slot main backplane module for ControlEdge FC Series rack assembly
• FC-BKM-0002: 4-slot expansion backplane for remote I/O rack configuration
• FC-BKM-0003: 8-slot backplane with integrated C-Bus termination resistor

Processor / CPU Modules

• FC-QPP-0002: Quad-core process controller module; primary CPU for FC Series main rack
• FC-QPP-0001: Dual-processor controller module; predecessor to FC-QPP-0002
• FC-QPP-0003: Redundant CPU module for fault-tolerant controller configurations
• FC-SDPM-0001: Safety data processing module for SIL-rated loop control

Power Supply Modules

• FC-PSU-240516: 24VDC/5A rack power supply module; primary power source for FC Series backplane
• FC-PSU-120516: 120VAC input power supply module for North American installations
• FC-PSU-240524: 24VDC/10A high-capacity power supply for expanded I/O racks
• FC-PSU-RDN-0001: Redundant power supply module; pairs with primary PSU for N+1 configuration

Universal Serial Interface / Communication

• FX-USI-0002: Universal serial interface module; supports RS-232/RS-485 and Modbus RTU
• FX-USI-0001: First-generation serial interface module; RS-485 only
• FC-ETH-0001: 10/100 Ethernet communication module for Modbus TCP/IP and OPC DA
• FC-PBM-0001: PROFIBUS DP master module; supports up to 125 slave devices
• FC-FFM-0001: FOUNDATION Fieldbus H1 interface module; 2-segment capacity

Analog I/O Modules

• FC-AI-0801: 8-channel analog input module; 4–20mA / 0–10V configurable per channel
• FC-AO-0401: 4-channel analog output module; 4–20mA with HART pass-through
• FC-AI-1601: 16-channel analog input module; high-density configuration for large loop counts

Digital I/O Modules

• FC-DI-1601: 16-channel 24VDC digital input module; sink/source configurable
• FC-DO-1601: 16-channel 24VDC digital output module; 0.5A per channel
• FC-DI-3201: 32-channel digital input module for high-density discrete monitoring

Sourcing Hard-to-Find & Obsolete ControlEdge FC Series Parts

Customers operating under long-term service agreements (LTSAs) or plant turnaround schedules are encouraged to submit multi-line bill-of-materials (BOM) requests for consolidated sourcing. DriveKNMS provides lead-time commitments and condition reports (new surplus, refurbished, or tested-used) for each line item.

Quality Control for the ControlEdge FC Series Range

FC Series modules present specific test challenges due to their backplane-dependent communication architecture. Standalone bench testing of I/O modules is insufficient to verify C-Bus communication integrity, backplane slot addressing, and inter-module data exchange. DriveKNMS operates a dedicated FC Series test rack replicating the standard 12-slot main chassis configuration, allowing full functional verification under simulated process conditions.

Test procedures for FC-QPP processor modules include: boot sequence verification, Experion PKS controller pairing handshake, scan rate validation at rated I/O load, and redundancy switchover testing for dual-CPU configurations. Power supply modules (FC-PSU series) are load-tested at 100% rated current for a minimum 4-hour burn-in period with voltage ripple measurement. Communication modules (FX-USI, FC-ETH, FC-PBM) are verified against live protocol traffic using certified test masters. All tested units are issued a DriveKNMS test certificate with technician ID, test date, and pass/fail criteria documentation.