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TRICONEX
TRICONEX 3902AX Enhanced Analog Input Module
  • Warehouse: Spot
  • Warranty: 365 days
  • Quality: Original module
  • Condition: New
  • Shipping method: Courier delivery

  • Contact person: LI MING
  • Contact number: +86 18059884790
  • WeChat:18059884790
  • E-mail: plc66@qq.com

Product Description


Product: TRICONEX 3902AX
TRICONEX 3902AX Enhanced Analog Input Module for Triple Modular Redundant (TMR) Safety Instrumented Systems

The TRICONEX 3902AX is an enhanced high-precision analog input (AI) module engineered exclusively for TRICONEX triple modular redundant (TMR) safety instrumented systems (SIS). Certified to SIL 3 (IEC 61508) and TÜV standards, this module is optimized for acquiring a wide range of analog process signals in extreme industrial environments. It features 8 isolated, multi-range analog input channels (supporting 4-20mA, 0-10V, thermocouple, RTD signals), ultra-high accuracy (±0.05%), and robust EMI/RFI immunity. Operating in a temperature range of -40°C to 70°C with built-in surge protection, it ensures reliable data acquisition for mission-critical applications in oil & gas, power generation, and chemical industries, with seamless integration with TRICONEX Tricon/Trident controllers and hot-swappable functionality for zero downtime maintenance.

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Core Functions:
  • 8 isolated multi-range analog input channels (4-20mA, 0-10V, thermocouple J/K/T/E, RTD Pt100/Pt1000)
  • Ultra-high measurement accuracy (±0.05%) with automatic temperature drift compensation
  • Triple modular redundant (TMR) signal processing with 2-out-of-3 voting logic for data integrity
  • Galvanic isolation (3000V AC) between channels and system ground to prevent interference/surge damage
  • Real-time fault detection (open circuit, short circuit, overrange) with detailed diagnostic reporting
  • Configurable sampling rate (up to 1kHz) for high-speed analog signal acquisition
  • Hot-swappable design for maintenance/replacement without SIS system shutdown
  • Compliance with SIL 3/IEC 61508, OSHA, and FDA 21 CFR Part 11 for regulated industrial applications


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Application Scenarios:
  • Precision temperature/pressure/flow acquisition for Emergency Shutdown (ESD) systems in offshore oil & gas platforms
  • Thermocouple/RTD signal acquisition for petrochemical plant reactor safety and process control
  • High-accuracy analog data collection for nuclear power plant coolant temperature/pressure monitoring
  • Boiler/turbine temperature and pressure measurement in thermal/hydroelectric power generation facilities
  • Chemical batch process control (temperature, pH, viscosity) with multi-range analog input requirements
  • Mining equipment condition monitoring (bearing temperature, hydraulic pressure) in safety interlock systems
  • Pharmaceutical manufacturing process control (precision temperature regulation, FDA 21 CFR Part 11 compliant)
  • Pipeline monitoring (temperature, pressure, flow rate) for hydrocarbon transportation safety systems



YMGK Purchase Information


This section covers key details customers care about regarding purchasing, to support your global industrial product procurement needs.
One-Stop Global Industrial Product Procurement
Sales Manager: KI MI
WeChat: 18059884790
Email: plc66@qq.com
  • Global Inventory: 121 shared inventories worldwide,

  • enabling direct procurement from overseas warehouses for faster delivery.

  • Pricing & After-Sales: Competitive prices plus reliable after-sales warranty services.
  • Customer Coverage: Serving clients across United States, Germany, Japan, South Korea, United Kingdom,

  • France, Italy, Canada, Brazil, India, Australia, Russia, Spain, Netherlands, Switzerland, Sweden, Belgium,

  • Austria, and Turkey.

  • Product Quality: All items are brand new and original. Spare parts include a 1-year warranty,

  • and all products are tested and certified.

  • Discounts: Contact us for bulk-order discounts.

  • We also offer further price adjustments if you receive lower quotes for identical products from other suppliers.

For additional inquiries, reach out to us at any time.
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