Original ICS TRIPLEX T8431 SIL3‑certified 40‑channel analog input module for Trusted SIS safety system, hot‑swap spare part for ESD and process safety applications.

Product Overview

T8431 is ICS TRIPLEX Trusted TMR triple‑modular‑redundant analog input module, United Kingdom origin. It collects 0‑22mA / 0‑6VDC field analog signals for SIS safety system, widely used as maintenance spare part for petrochemical and power plant ESD & F&G safety control.

Key Features

• 40‑channel galvanically‑isolated analog input
• TMR triple modular redundancy, SIL3 safety certification
• Supports SOE sequence‑of‑event timestamp recording
• Channel fault detection and comprehensive diagnostic function
• Hot‑swap supported without system shutdown

• Front‑panel LED indicators for module and channel status

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Technical Specifications

• Brand: ICS TRIPLEX
• Model: T8431
• Series: Trusted T8000
• Country of Origin: United Kingdom
• Input Signal: 0‑22mA, 0‑6VDC
• Channel Count: 40 channels
• Isolation: 2500V reinforced isolation
• Operating Temp: ‑20℃ ~ +60℃
• Storage Temp: ‑40℃ ~ +85℃
• Humidity: 5‑95% non‑condensing

• Protection: IP20 (cabinet installation)

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Compatibility

Matches ICS TRIPLEX Trusted T8000 safety controller rack. Safety project configuration is required after replacement.