ICS Triplex T8311C Trusted CCoat TMR Expander Interface Module

1. Environmental Specifications
   • Operating Temperature: -40°C to +70°C
   • Storage Temperature: -40°C to +85°C
   • Relative Humidity: 5%–95% (non‑condensing)
   • Shock Resistance: 30 g, 11 ms duration (per IEC 60068‑2‑27)
   • Vibration Resistance: 5 g, 10–150 Hz (per IEC 60068‑2‑6)
   • EMI/EMC Compliance: EN 61000‑6‑2 (immunity), EN 61000‑6‑4 (emissions); CE, UL certified
   • Protection Rating: IP20 front panel (prevents finger contact with live parts)
   • Conformal Coating: CCoat (MIL‑I‑46058C, IPC‑CC‑830 compliant) for enhanced PCB protection against dust, moisture, and corrosion
2. Safety & Compliance
   • Safety Certification: UL 61010‑1, CSA C22.2 No. 61010‑1; CE marked; T2V Certified IEC 61508 SIL 3
   • Fault Tolerance: HIFT TMR with majority voting (3‑2‑0 operation); no single‑point failures
   • Mean Time Between Failures (MTBF): 500,000 hours (per Telcordia SR‑332, 25°C)
   • Conformal Coating Compliance: MIL‑I‑46058C, IPC‑CC‑830, UL‑recognized

Functional Features

1. HIFT TMR Architecture: Three parallel processing channels with majority voting (3‑2‑0) eliminate single points of failure, ensuring continuous operation during module/channel faults.
2. 250 Mbps High‑Speed Communication: Expander bus enables fast, reliable data transfer between controller and expander chassis.
3. Hot Standby & Module Sparing: Supports automatic or manual repair strategies without system shutdown, maximizing uptime.
4. Dual Redundant Power: 20–32 VDC backplane supply with dual redundancy prevents power‑related failures.
5. Front‑Panel Diagnostics: LEDs for health, active/standby, and data activity enable rapid fault identification and troubleshooting.
6. 1500 VDC Isolation: Channel‑to‑channel and channel‑to‑chassis isolation preserves SIL 3 compliance and prevents fault propagation.
7. CCoat Conformal Coating: Enhanced PCB protection against dust, moisture, and corrosion for extended service life in harsh industrial environments.
8. T8300 Chassis Compatibility: Plug‑in design for T8300 expander chassis simplifies I/O expansion for large‑scale systems.
9. No On‑Board Configuration: Module requires no manual setup, reducing deployment time.
10. Hot Replacement: Supports module swapping without system shutdown for minimal maintenance downtime.
11. Trusted System Integration: Seamlessly pairs with Trusted controllers and I/O modules to scale SIS while maintaining safety integrity.

Application Scenarios

1. Offshore Oil & Gas Platforms: Deployed to connect controller chassis to T8300 expanders in ESD and F&G systems, with conformal coating protecting against salt spray, humidity, and vibration while maintaining SIL 3 compliance.
2. Chemical & Petrochemical Plants: Extends I/O for DCS‑integrated SIS in corrosive atmospheres, enabling hot standby maintenance and high‑speed data transfer without process interruption.
3. Marine Vessel Control Systems: Installed on ships to connect bridge control systems to remote I/O, withstanding extreme temperatures and vibration while preserving data integrity.
4. Mining & Heavy Industry: Expands I/O for underground mine safety systems, providing reliable communication between surface controllers and remote I/O in high‑dust, high‑vibration environments.
5. Nuclear Power Auxiliary Systems: Used in nuclear plant safety systems to expand I/O for sensor/actuator networks, with TMR fault tolerance meeting regulatory compliance for critical operations.
6. Pharmaceutical Manufacturing: Scales I/O for batch control SIS in clean rooms with strict environmental protection requirements, ensuring fault‑tolerant data transfer and compliance logging.

Additional Information

• Origin: United States
• Warranty: 12‑month warranty for new original units; extended warranties available via Rockwell Automation service contracts
• Compatibility: T8300 expander chassis, Trusted controller chassis, Trusted I/O modules
• Installation: Insert into single slot of T8300 expander chassis; no external cabling required
• Maintenance: Hot standby/module sparing allows replacement without shutdown; inspect LEDs for fault monitoring
• Accessories: T8300 expander chassis, module spares, and diagnostic tools available