Description
The ICS Triplex T8311 is a high-integrity Triple Modular Redundant (TMR) Expander Interface Module designed for the Trusted™ system. It provides the critical optical link between the controller chassis and remote expander chassis, ensuring synchronized communication across the TMR architecture for safety-critical applications.
Product Parameters
- Model Number: T8311
- Architecture: Triple Modular Redundant (TMR)
- Interface Type: Fiber Optic (Multi-mode)
- Data Rate: High-speed dedicated expander bus
- Power Consumption: 15 Watts (Typical)
- Operating Temp: -5°C to +60°C
Product Specifications
- Isolation: Complete electrical isolation via optical fiber
- Redundancy: Supports dual and triple redundant configurations
- Distance: Supports expander links up to 500 meters
- Diagnostics: Comprehensive module and link status monitoring
- Hot Swap: Fully supported for continuous system availability

Application Areas
- Emergency Shutdown Systems (ESD)
- Fire and Gas (F&G) detection systems
- Burner Management Systems (BMS)
- High-integrity Pressure Protection Systems (HIPPS)
- Critical turbomachinery control
Product Q&A
Q: What is the main function of the T8311? A: It acts as the gateway to extend the Trusted™ system bus to additional I/O chassis via fiber optic cables.
Q: Can this module be used in a non-TMR system? A: No, it is specifically engineered to maintain the TMR integrity of the ICS Triplex Trusted™ platform.
Q: Does it require any special software configuration? A: Configuration is handled through the Trusted™ Toolset as part of the hardware system definition.

