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The Triconex AI3351 is a high-reliability Analog Input Module engineered for the Triconex Triple Modular Redundancy (TMR) safety system. This module provides precise signal acquisition for critical process variables in high-demand industrial sectors such as oil and gas refineries, petrochemical plants, and large-scale power generation facilities. By utilizing TMR architecture, the AI3351 ensures continuous operation and data integrity even during internal hardware failures. Its integration into the safety loop facilitates real-time monitoring and emergency shutdown capabilities, significantly reducing unscheduled downtime and maintaining compliance with SIL 3 safety standards in hazardous environments.
The AI3351 is designed for safety-critical applications where high availability and fault tolerance are mandatory. Typical installations include Emergency Shutdown Systems (ESD), Burner Management Systems (BMS), and Fire and Gas (F&G) monitoring in petrochemical and power generation plants.
| Model | AI3351 |
| Brand | Triconex |
| Module Type | Analog Input Module |
| Input Channels | 32 isolated |
| Signal Range | 4-20 mA or 0-5 VDC |
| Resolution | 12-bit |
| Operating Temperature | 0 to 60 deg C |
Yes, the AI3351 module is designed to be hot-swappable, allowing for replacement during system operation without interrupting the safety process.
The AI3351 is designed for use in systems requiring SIL 3 compliance when integrated into a properly configured Triconex TMR safety system.