FC-IOCHAS-0003R redundant I/O chassis
The FC-IOCHAS-0003R is a redundant I/O chassis designed by Honeywell, primarily for use in its Safety Manager and Experion® PKS safety instrumented systems (SIS) and process control platforms. It serves as a robust, fault-tolerant backplane and housing that supports and powers critical I/O modules in applications where uninterrupted operation is paramount.
This chassis is purpose-built for hot-standby redundancy, ensuring that if the primary module or power path fails, the redundant backup seamlessly takes over without process interruption. It features a heavy-duty industrial design with integrated power distribution, backplane communication, and comprehensive status monitoring. The FC-IOCHAS-0003R provides the mechanical, electrical, and cooling infrastructure necessary to maintain high availability and safety compliance in demanding environments.
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | FC-IOCHAS-0003R |
| Product Type | Redundant I/O Chassis / Backplane |
| System Compatibility | Honeywell Safety Manager, Experion PKS C300/C500Honeywell |
| Redundancy | Full hot-standby redundancy (power & communication) |
| Module Slots | Standard rack-mounted chassis (supports 8 I/O modules) |
| Power Input Options | – 5 VDC, Max. 1.28A (Max. 2X)
– 24 VDC, Max. 9.08A (Max. 8X) – 48 VDC, Max. 4.62A (Max. 8X) – 110 VDC, Max. 2.07A (Max. 8X) |
| Power Output | 24 VDC, Max. 2A (for field I/O circuits) |
| Isolation | Galvanic isolation between field, logic, and power circuits |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5 – 95% RH, non-condensing |
| Physical Mounting | Standard 19-inch rack mount |
| Certifications | CE, UL, CSA, TÜV, FM |
| Key Features | Hot-swappable modules, redundant power busses, LED status indicators, backplane fault detection |
Primary Applications
- Oil & Gas: Offshore platforms, refineries, and pipelines for Emergency Shutdown (ESD) and Fire & Gas (F&G) systems.
- Petrochemical & Chemical: Reactor protection, burner management, and critical process interlocks.
- Power Generation: Turbine control, boiler safety, and nuclear plant auxiliary safety systems.
- Pharmaceuticals & Fine Chemicals: Regulatory-compliant processes requiring SIL-rated safety systems.
- Metals & Mining: High-integrity control and safety interlocks for furnaces and material handling.
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