Triconex 2354AS2 Safety I/O Module(XIONGBA)

Brand model: ​​Triconex 2354AS2​

Product Name: Safety I/O Module

Warranty: 1 year

Size: 120 × 80 × 40 mm

Weight: 0.42 kg

Origin: USA

Inventory: Spot

Delivery time: 3 days after payment

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Product Overview

The ​​Triconex 2354AS2​​ is a high-reliability ​​Safety I/O Module​​ from Schneider Electric’s Triconex safety instrumented system (SIS) portfolio. Designed for critical industrial applications, it employs ​​Triple Modular Redundancy (TMR)​​ architecture, where three independent channels process signals simultaneously to achieve fault tolerance and automatic diagnostics. This module meets ​​SIL 3​​ safety standards (IEC 61508/61511), ensuring fail-safe operations in scenarios like emergency shutdowns (ESD), fire and gas detection (F&G), and turbomachinery control (TMC). The ​​Triconex 2354AS2​​ integrates seamlessly with DCS/PLC networks via TriBus communication, providing millisecond-level response to prevent catastrophic failures in oil/gas, power generation, and chemical plants. Its modular design supports online maintenance, minimizing downtime while maximizing operational safety and system availability .


Technical Specifications

Parameter Name Parameter Value
Product Model ​2354AS2​
Manufacturer Triconex (Schneider Electric)
Product Type Safety I/O Module
Safety Certification SIL 3 (IEC 61508/61511)
Redundancy Triple Modular Redundancy (TMR)
Input/Output 16 configurable digital I/O points
Operating Voltage 24 VDC ±10%
Power Consumption 5.2 W (typical)
Operating Temperature -40°C to +85°C
Communication Interface TriBus (1000 Mbps)
Isolation 2500 Vrms (channel-to-channel)
Response Time ≤10 ms
Housing Protection IP67 (dust/water resistance)
Mounting DIN rail or panel screw


Key Features and Advantages

​Fault Tolerance and Diagnostics:​

The ​​Triconex 2354AS2​​ uses TMR to mask single-point failures, with three processors voting on outputs. Continuous self-diagnostics detect sensor disconnections, signal drift, or hardware faults, achieving >99% diagnostic coverage. This reduces false trips and unplanned shutdowns .

​Extreme Environment Resilience:​

Rated for ISA S71.04 G3 corrosion resistance, it operates reliably in temperatures from -40°C to +85°C and 95% humidity. The aluminum alloy housing shields against electromagnetic interference (EMI), ideal for offshore platforms and chemical plants .

​Seamless Integration:​

Compatible with Foxboro Evo DCS via Unified Communication Modules (e.g., ​​UCM #4610​​). Supports hot-swapping I/O modules or adding expansion units (e.g., ​​AS2-FRE-G038-GAU​​ filter-regulator) without system interruption .

​Lifecycle Cost Efficiency:​

Modular replacement takes <5 minutes. Coupled with AI-driven tools like Process Safety Advisor, predictive maintenance extends service intervals by 30% and cuts costs by 5% .


Application Areas

​Oil & Gas:​

In ​​emergency shutdown systems (ESD)​​, the ​​Triconex 2354AS2​​ monitors pipeline pressure valves and gas sensors. Its rapid response triggers isolation protocols during overpressure events, preventing explosions in LNG facilities .

​Power Generation:​

Integrates into ​​turbine control systems (TMC)​​, safeguarding steam/gas turbines by tripping fuel valves during overspeed or temperature excursions. Also critical for boiler management (BMS) to avoid combustion hazards .

​Chemical Processing:​

In ​​high-integrity pressure protection (HIPPS)​​, it ensures batch reactors automatically vent excess pressure, while toxic gas detectors linked to ventilation systems mitigate leakage risks .


Related Products

  1. ​Triconex 3009​​ – High-speed processor; boosts ​​2354AS2​​ scan rates by 4.5× for ESD applications .
  2. ​Triconex 4610​​ – Unified Communication Module; enables Ethernet integration with DCS networks .
  3. ​AS2-FRE-G038-GAU​​ – Filter-regulator combo; ensures clean air supply for pneumatic actuators paired with ​​2354AS2​​ .
  4. ​Triconex 5351​​ – Discrete input module; expands sensor connectivity in SIL 3 safety loops .
  5. ​MU1-FLS-G200-SSN​​ – Pre-filter (60 μm); protects ​​2354AS2​​ from particulate damage .

Installation and Maintenance

Installation Preparation: Verify DIN rail alignment and grounding resistance (<1 Ω). Use shielded cables for I/O wiring to prevent EMI. Torque mounting screws to 0.4 N·m for secure contact .

Maintenance Recommendations: Run monthly diagnostics via Triconex Diagnostic Readersoftware to monitor channel variance. Replace backup batteries (e.g., ​​BCL-01​​) every 2 years to prevent configuration loss. Isolate slots in maintenance mode before module replacement .


Product Assurance

The ​​Triconex 2354AS2​​ includes a ​​1-year warranty​​ with lifetime technical support. Non-destructive failures qualify for 72-hour global replacement. Comprehensive documentation (TÜV/SIL reports) and training are accessible through Schneider Electric’s safety portal .


HS:8443919090

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