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TRICONEX
TRICONEX DI3361 High-Density Digital 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 DI3361
TRICONEX DI3361 High-Density Digital Input Module for TMR Safety Instrumented Systems

The TRICONEX DI3361 is a high-density, industrial-grade digital input (DI) module exclusively engineered for TRICONEX triple modular redundant (TMR) safety instrumented systems (SIS). Certified to SIL 3 (IEC 61508) and TÜV standards, this module is optimized for large-scale digital signal acquisition in harsh industrial environments (-40°C to 70°C). It features 32 isolated digital input channels (24V DC dry/wet contact), robust EMI/RFI immunity, and galvanic isolation (2500V AC) between channels. Designed for fault tolerance and scalability, it supports configurable debounce time, real-time fault detection, and hot-swappable maintenance, ensuring seamless integration with TRICONEX Tricon/Trident controllers and uninterrupted operation for mission-critical process safety applications.

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Core Functions:
  • 32 high-density isolated digital input channels supporting 24V DC dry contact and wet contact signals
  • Triple modular redundant (TMR) signal processing with 2-out-of-3 voting logic for fault tolerance
  • Channel-to-channel galvanic isolation (2500V AC) to eliminate cross-interference and surge damage
  • Configurable debounce time (1ms to 500ms) for adaptive acquisition of diverse field device signals
  • Real-time fault detection (open circuit, short circuit, signal loss) with diagnostic reporting to TMR controller
  • LED status indicators per 8-channel group for quick visual diagnosis of input status
  • Hot-swappable design for maintenance/replacement without SIS system shutdown (zero downtime)
  • Compliance with SIL 3/IEC 61508, OSHA, and FDA 21 CFR Part 11 for regulated industrial applications


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Application Scenarios:
  • Large-scale digital signal acquisition for Emergency Shutdown (ESD) systems in offshore oil & gas platforms
  • High-channel-count Fire and Gas (F&G) detection system input monitoring in petrochemical plants
  • Redundant digital signal collection for nuclear power plant safety interlock systems
  • 32-channel input acquisition for boiler/turbine protection in thermal power generation facilities
  • Large-scale chemical plant process safety monitoring (valve position, pump status, limit switch inputs)
  • High-density digital input for mining equipment safety control (conveyor, hoist, crusher interlocks)
  • Scalable digital signal acquisition for pharmaceutical manufacturing batch process control (FDA compliant)
  • Wide-area pipeline monitoring systems with multiple remote digital sensor inputs


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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