Honeywell FC-QPP-0002

Product Overview

Technical & Performance Parameters

• Processor Core: 1.2 GHz Quad-Core ARM Cortex-A7 industrial safety CPU
• Memory Configuration: 1 GB industrial ECC RAM, 8 GB industrial eMMC program & trend storage
• Redundancy Architecture: Quadruple Modular Redundancy (QMR) 2oo4D safety voting logic
• Control Response Latency: ≤ 0.5 ms deterministic loop scan time under full load
• Internal Communication Bus: Dual redundant IOBUS-HB2 parallel backplane bus interfaces
• Network Interfaces: Dual Fault Tolerant Ethernet (FTE) 100 Mbps copper/fiber ports for Experion PKS DCS communication
• Auxiliary Interfaces: RS232 local engineering port, RS485 Modbus RTU third-party HMI port, USB program backup port
• Operating Supply Voltage: 24 VDC redundant chassis power bus
• Max Power Consumption: 22 W
• Operating Temperature: -20 °C ~ +60 °C
• Physical Dimensions: 250 mm (H) × 40 mm (W) × 320 mm (D)
• Net Weight: 1.45 kg
• Certifications: CE, UL 508, IEC 61508 SIL 3, IEC 61511 Functional Safety Certified

Material Composition

1. Main Enclosure: Heavy-duty extruded aluminum alloy rackmount housing with integrated vertical heat sink fins
2. Main PCB: 8-layer FR4 industrial PCB with full silicone conformal coating for harsh environment resistance
3. QMR Processing Sub-Boards: Four independent identical CPU sub-circuit boards with isolated power rails
4. Backplane Connector: 128-pin gold-plated phosphor bronze multi-signal edge connector
5. Front Panel: UV-stabilized polycarbonate with multi-color LED status array and engineering port access cover

Structural Characteristics

• Dual-width hot-swappable Eurocard form factor for FC-IOCHAS 19-inch I/O chassis dedicated processor slots
• Front panel sealed access cover for RS232 engineering and USB backup ports to prevent unauthorized logic modification
• 16-channel multi-color LED diagnostic array for QMR core health, FTE network A/B, backplane bus A/B, power, and voting fault status
• Integrated passive vertical heat sink fins for fanless continuous high-load operation
• Spring-loaded dual extraction latches for tool-free module removal during maintenance lockout

Working Principle

1. Four independent quad-core CPU cores execute identical safety logic programs simultaneously via QMR 2oo4D voting architecture
2. All four processing cores continuously cross-compare calculated output values to eliminate single-core logic calculation errors
3. Communicates bidirectionally with all FC-series I/O modules installed in FC-IOCHAS chassis via dual redundant IOBUS-HB2 backplane buses
4. Transmits real-time safety loop status, ESD alarm events, and historical safety trend data to Experion PKS DCS via redundant FTE network
5. Executes automatic bumpless failover of all redundant I/O modules by sending switchover commands to chassis backplane voting logic upon primary hardware fault detection

Core Function Features

1. QMR quadruple modular redundant architecture delivers 99.9999% system availability for zero unplanned safety loop downtime
2. Deterministic sub-millisecond scan speed supports fast-response emergency shutdown valve safety loops
3. Dual redundant FTE network eliminates single-point DCS communication failure
4. On-board 8 GB eMMC storage retains 5 years of safety event logs without external server dependency
5. Full backward compatibility with all FC-series I/O modules (FC-IO, FC-SDO, FC-RUSIO, FC-PSU power modules)

Advantage Highlights

1. SIL 3 certified QMR voting logic eliminates spurious safety trips and undetected single-processor calculation faults
2. Fanless passive cooling design removes mechanical fan wear failure risk for 15+ year service life
3. Hot-swap maintenance capability allows processor replacement without full SIS cabinet power shutdown
4. Integrated local engineering port enables offline safety logic program upload without central DCS workstation connection
5. Adaptive load balancing algorithm maintains consistent scan latency even under peak full-system I/O load conditions

Applicable Industries

Installation Requirements

1. Install exclusively in dedicated FC-IOCHAS chassis processor slot positions (Slots 20/21 paired for redundant FC-QPP-0002 deployment)
2. Dual redundant FC-QPP-0002 modules required for SIL 3 full safety compliance; single module deployment limited to SIL 2 applications
3. Minimum 40 mm vertical clearance above module for vertical heat sink airflow convection
4. Separate physical cabling routes for FTE Network A and Network B to eliminate shared cable fault points
5. Local engineering port must remain sealed with front panel cover during normal continuous plant operation

Usage Precautions

1. Redundant paired FC-QPP-0002 modules must run identical firmware revision versions for synchronized QMR voting
2. Do not remove primary processor module during active hazard process operation without full safety loop bypass activation
3. USB backup port only permitted for offline program backup; online USB connection prohibited during live safety operation
4. Annual QMR core diagnostic testing required per IEC 61508 SIS maintenance standards
5. Avoid mechanical impact to front panel LED array; internal diagnostic signal wiring damage causes loss of fault visibility