D28799-005
D28799-005
D28799-005
D28799-005
D28799-005
D28799-005

TRICONEX D28799-005 | TRICONEX AI2351 7400210-010 | TRICONEX A03482 EPI3382 TRICONEX

The TRICONEX D28799-005 is a high-reliability digital output module engineered for mission-critical industrial automation systems, proudly part of TRICONEX’s Tricon series—a platform synonymous with triple modular redundancy (TMR) and uncompromising safety performance.
Product Model：D28799-005
Manufacturer：TRICONEX
Product Type：Digital Output Module (Triple Modular Redundant, Fail-Safe Enabled)
Output Voltage：24 VDC (±10%)
Number of Channels：16 isolated channels (8 channels per submodule)
Output Current Capacity：2 A continuous per channel, 3 A peak (10 seconds)

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Description

Product Overview

The TRICONEX D28799-005 is a high-reliability digital output module engineered for mission-critical industrial automation systems, proudly part of TRICONEX’s Tricon series—a platform synonymous with triple modular redundancy (TMR) and uncompromising safety performance. Designed to deliver precise and secure control signals to field devices, the TRICONEX D28799-005 serves as a vital component in safety instrumented systems (SIS), emergency shutdown (ESD) systems, and complex process control architectures where failure tolerance and deterministic actuation are non-negotiable.

 

As a digital output module, the TRICONEX D28799-005 translates control system commands into discrete output signals, driving devices such as valves, contactors, and motor starters with exceptional accuracy. Its core functionality revolves around executing output instructions while maintaining signal integrity through advanced diagnostic features and hardware redundancy. The module’s TMR architecture triplicates critical components—including microprocessors, output drivers, and communication paths—ensuring that it can withstand single-point failures without compromising performance. This design philosophy ensures the TRICONEX D28799-005 meets the highest safety standards, making it an ideal choice for industries where system downtime or misoperation could lead to catastrophic consequences, such as oil and gas production, chemical processing, and power generation.E-mail :sales@ygplc.com.

 

In the broader landscape of industrial automation, the TRICONEX D28799-005 acts as a bridge between the control system and field-level devices, enabling safe and reliable actuation in harsh environments. Its robust construction, combined with intelligent signal conditioning and real-time diagnostics, ensures consistent performance in settings characterized by high electrical noise, extreme temperatures, and mechanical vibration. By integrating the TRICONEX D28799-005 into a Tricon system, users achieve enhanced system availability, reduced maintenance costs, and compliance with international safety norms like IEC 61508 and IEC 61511, safeguarding both personnel and assets.

Technical Specifications

Parameter Name Parameter Value
Product Model D28799-005
Manufacturer TRICONEX
Product Type Digital Output Module (Triple Modular Redundant, Fail-Safe Enabled)
Output Voltage 24 VDC (±10%)
Number of Channels 16 isolated channels (8 channels per submodule)
Output Current Capacity 2 A continuous per channel, 3 A peak (10 seconds)
Output Type Solid-state MOSFET with short-circuit protection
Communication Protocol Tricon proprietary backplane (10 Mbps, dual-redundant)
Operating Temperature -40°C to +70°C (-40°F to +158°F)
Storage Temperature -40°C to +85°C (-40°F to +185°F)
Vibration Resistance 2 g peak, 5–200 Hz (per IEC 60068-2-6)
Shock Resistance 15 g peak, 11 ms (per IEC 60068-2-27)
Physical Dimensions 175 mm (H) × 100 mm (W) × 220 mm (D) (6.89 in × 3.94 in × 8.66 in)
Installation Method Rack-mounted (compatible with Tricon 3000/4000 series chassis, hot-swappable)
Safety Integrity Level SIL 3 capable (when configured in a TMR system per IEC 61508)
D28799-005

D28799-005

Main Features and Advantages

The TRICONEX D28799-005 stands out as a pinnacle of safety-critical digital output technology, combining advanced redundancy, fail-safe design, and rugged durability to deliver unmatched operational excellence.

Triple Modular Redundancy (TMR) Architecture

At the core of the TRICONEX D28799-005 is its TMR design, which triples all critical signal paths and processing units. This architecture ensures that each output command is voted on by three independent submodules, eliminating single points of failure and enabling the module to continue operating even if one submodule fails. The majority-vote mechanism guarantees that only valid, consistent signals are transmitted to field devices, providing inherent fault tolerance without compromising speed or accuracy.

Fail-Safe Output Configuration

The module offers configurable fail-safe states, allowing users to define the default output behavior (e.g., de-energized, last valid state) in the event of a communication loss or internal fault. This feature is pivotal for safety systems, where predefined fail-safe actions—such as shutting down a pump or closing a valve—can prevent hazardous scenarios. E-mail :sales@ygplc.com.The TRICONEX D28799-005 ensures that the system adheres to safety protocols even under unexpected conditions, aligning with best practices for SIS design.

Comprehensive Diagnostic Capabilities

Built-in self-diagnostics provide real-time monitoring of the module’s health, including channel-specific fault detection for open circuits, short circuits, and overcurrent events. These diagnostics are integrated with the control system, enabling proactive maintenance by alerting operators to potential issues before they escalate. The module’s ability to report detailed fault information minimizes troubleshooting time, reducing unplanned downtime and maintenance costs in critical applications.Whatsapp:+86 18859254943.

D28799-005

D28799-005

Rugged Industrial Design

Engineered to thrive in harsh environments, the TRICONEX D28799-005 features a robust enclosure with EMI/EMC shielding, protecting it from electromagnetic interference and ensuring signal purity. Its wide operating temperature range and resistance to vibration and shock make it suitable for offshore platforms, refineries, and other challenging installations where equipment must withstand extreme conditions. The hot-swappable design allows for module replacement without powering down the system, a critical feature for maintaining uptime in 24/7 operations.

Flexible System Integration

As part of the Tricon ecosystem, the TRICONEX D28799-005 integrates seamlessly with other Tricon modules and controllers, enabling scalable and highly available control systems. Its standardized backplane communication ensures fast data transfer, while isolated output channels prevent cross-talk and ground loops, enhancing overall system stability. This flexibility makes it an ideal choice for both new installations and retrofitting legacy systems.

Application Areas

The TRICONEX D28799-005 is purpose-built for applications where precise, reliable actuation is essential to safety and productivity, finding critical use in industries such as:

Oil and Gas Production

In upstream and downstream facilities, the TRICONEX D28799-005 controls emergency shutdown valves, flare systems, and pump starters, ensuring rapid response to abnormal conditions like overpressure or leaks. Its TMR architecture and fail-safe features are indispensable for protecting personnel and infrastructure in high-risk environments.

D28799-005

D28799-005

Chemical and Petrochemical Processing

Within chemical plants, the module drives valves, agitators, and safety interlocks in reaction vessels and distillation units. Its ability to handle high-current loads and provide real-time diagnostics ensures process stability and compliance with strict safety regulations, particularly in the handling of flammable or toxic substances.

Power Generation

In thermal, nuclear, and renewable power plants, the TRICONEX D28799-005 manages circuit breakers, generator exciters, and turbine bypass valves. Its hot-swappable design and redundant communication links are critical for maintaining grid stability, allowing maintenance without disrupting power production—an essential requirement for utility-scale operations.

Industrial Safety Systems

As a key component of safety instrumented systems (SIS), the module executes safety logic commands, such as initiating fire suppression or shutdown sequences. Its SIL 3 capability makes it suitable for the most critical safety loops, where every actuation must be both instantaneous and dependable to prevent catastrophic failures.Whatsapp:+86 18859254943.

Heavy Machinery and Manufacturing

In manufacturing and heavy machinery applications, the TRICONEX D28799-005 controls conveyor belts, robotic arms, and safety guards, ensuring synchronized operation and worker protection. Its rugged design withstands the mechanical stresses and electrical noise common in these environments, delivering consistent performance over extended service lifespans.

D28799-005

D28799-005

Related Products

The TRICONEX D28799-005 is part of a comprehensive ecosystem of Tricon modules designed for seamless integration in safety-critical systems. Key related products include:

 

  • TRICONEX DI3361: A complementary digital input module with 16 channels, capturing discrete signals from field devices to form a complete I/O solution with the D28799-005.
  • TRICONEX DO3203: A high-density digital output module with 32 channels, ideal for applications requiring increased output capacity while maintaining TMR redundancy.
  • TRICONEX AI3100: An analog input module that monitors continuous process variables, enabling the D28799-005 to act on data from temperature, pressure, and flow sensors.
  • TRICONEX Tricon Controller 4000: The central processing unit that executes control logic and safety algorithms, coordinating inputs and outputs with the D28799-005 for system-wide control.
  • TRICONEX FTA3300: A field termination assembly that provides a secure, organized interface between the D28799-005 and field wiring, simplifying installation and maintenance.
  • TRICONEX PS3040: A redundant power supply module ensuring stable power delivery to the D28799-005 and other Tricon components, even during transient power disturbances.
  • TRICONEX CM3008: A communication module enabling the D28799-005 to interface with external systems via protocols like Modbus, Ethernet/IP, or Profibus, enhancing interoperability.

Installation and Maintenance

Installation Preparation

Before installing the TRICONEX D28799-005, ensure the Tricon chassis is powered off and properly grounded to prevent electrostatic discharge (ESD) damage. Verify compatibility with the chassis model (e.g., Tricon 3000/4000 series) and confirm that the controller firmware is up-to-date. Prepare field wiring by terminating output signals to the associated field termination assembly (FTA), ensuring correct polarity and load current ratings for each channel. Label all connections clearly to facilitate future troubleshooting. When inserting the module into the chassis, align it with the guide rails and secure it with the retaining clips to ensure a stable mechanical and electrical connection.Whatsapp:+86 18859254943.

D28799-005

D28799-005

Maintenance Recommendations

Regular maintenance is key to maximizing the TRICONEX D28799-005’s reliability and lifespan. Use the control system’s diagnostic interface to monitor module health, including channel status, temperature, and communication link integrity. In the event of a fault, leverage the module’s hot-swappable design to replace the affected submodule without interrupting system operation, minimizing downtime. Periodically inspect field connections for signs of wear or loose terminals, tightening them as needed to prevent voltage drops or intermittent faults. Clean the module’s exterior with a dry, anti-static cloth to remove dust and debris that could impact thermal performance. Ensure the operating environment remains within specified temperature and humidity ranges to avoid premature component degradation, and schedule annual system reviews to validate output configurations and safety logic.

Product Assurance

We stand behind the TRICONEX D28799-005 with a comprehensive product assurance program designed to meet the rigorous demands of industrial control applications. Our company provides a one-year quality warranty for the product, covering hardware failures due to non-human factors. During the warranty period, we offer replacement services for any unit experiencing performance anomalies or functional failures. For discontinued models or urgent requirements, our global supply chain network ensures rapid response to procurement needs for scarce spare parts, enabling us to support even legacy systems with reliability.

 

With 17 years of experience as a leading industrial control distributor, we are committed to delivering products that combine cutting-edge technology with unmatched service. Trust in our expertise to ensure your systems benefit from the TRICONEX D28799-005’s advanced safety features and our dedication to keeping your operations stable and efficient.

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