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TRICONEX
TRICONEX D28799-005 Redundant I/O Interface 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 D28799-005
TRICONEX D28799-005 Redundant I/O Interface Module for TMR Safety Instrumented Systems

The TRICONEX D28799-005 is a high-reliability redundant I/O interface module engineered exclusively for TRICONEX triple modular redundant (TMR) safety instrumented systems (SIS). Certified to SIL 3 (IEC 61508) and TÜV standards, this module serves as a critical bridge between TMR controller backplanes and field I/O devices, enabling fault-tolerant signal routing in harsh industrial environments (-40°C to 70°C). It features rugged industrial-grade connectors, galvanic isolation, and robust EMI/RFI immunity, with built-in fault detection and automatic failover capabilities. Designed for zero-downtime operations, it supports hot-swappable maintenance and seamless integration with TRICONEX analog/digital I/O modules, ensuring uninterrupted signal transmission for mission-critical process safety applications.

TRICONEX D28799-005 (2).png

Core Functions:
  • Redundant I/O signal routing between TMR controller backplanes and field analog/digital devices (4-20mA, 24V DC DI/DO)
  • Dual-channel redundant interface with automatic failover (switchover time < 10ms) for fault tolerance
  • Galvanic isolation (2500V AC) between interface channels to prevent cross-interference and surge damage
  • Built-in fault detection (signal loss, short circuit, connection failure) with diagnostic reporting to TMR controller
  • Rugged D28799 industrial connector design for vibration resistance and secure field wiring connections
  • Real-time interface status monitoring with LED indicators for quick visual diagnosis
  • Hot-swappable design for maintenance/replacement without SIS system shutdown (zero downtime)
  • Compliance with SIL 3/IEC 61508, OSHA, and industrial safety standards for critical applications


TRICONEX D28799-005 (3).png

Application Scenarios:
  • Redundant I/O interface for Emergency Shutdown (ESD) systems in offshore oil & gas platforms
  • Signal routing between TMR controllers and field devices in petrochemical plant Fire and Gas (F&G) systems
  • I/O interface for nuclear power plant auxiliary safety systems (turbine/boiler protection)
  • Redundant signal connection for boiler/turbine control systems in thermal power generation facilities
  • I/O interface for chemical plant batch process safety interlock systems (FDA 21 CFR Part 11 compliant)
  • Vibration-resistant signal routing for mining equipment safety control systems (conveyor/hoist interlocks)
  • Redundant I/O connection for pipeline monitoring and emergency isolation systems
  • Secure I/O interface for pharmaceutical manufacturing SIS with regulated data transmission



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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