TRICONEX 2481 I/O Module

TRICONEX 2481 card is a part of EcoStruxure Triconex Safety Instrumentation System (SIS), which is an important part of Schneider Electric's EcoStruxure factory architecture. TRICONex system is famous for its excellent safety and reliability, and has passed the certification of TÜV Rheinland, reaching safety integrity level 3(SIL3), which is suitable for all safety and critical control applications.

TRICONex system has modular design, triple redundancy and fault tolerance to ensure the safety of personnel, equipment and environment. Its flexible, extensible and highly available architecture supports a variety of application scenarios, including process safety management, emergency shutdown, burner management and so on. In addition, TRICONex system provides safe operation time lasting more than 40 years and accumulated safe operation records of more than 1 billion hours, which proves its reliability and long-term performance in harsh industries.

TRICONex 2481 card, as one of the key components in the system, combines advanced hardware and software technology to provide comprehensive safety protection and operation optimization capabilities for the factory, which is an ideal choice in the field of modern industrial automation and safety control.

TRICONEX 2481 is one of the key I/O modules in EcoStruxure Triconex Safety Instrumentation System (SIS), which is specially designed for safety-critical control applications with high reliability and high availability. The card conforms to international functional safety standards (such as IEC 61508/IEC 61511) and has passed the certification of TÜV Rheinland SIL3, which is suitable for safety interlock and emergency shutdown system (ESD) in high-risk industries such as petrochemical industry, electric power, natural gas and pharmaceutical industry.

1. Main functions and characteristics

High reliability design: Triple Module Redundancy (TMR) architecture is adopted to ensure that a single point of failure does not affect the system operation.

Fault safety mechanism: it has the ability of automatic diagnosis and fault detection to ensure that the system enters a safe state under abnormal conditions.

Hot plug support: Allow online module replacement, reduce downtime and improve maintenance efficiency.

Wide temperature working range: adapt to harsh industrial environment (such as--40°C ~ +70°C).

Strong compatibility: it can be seamlessly integrated into Triconex Tricon CX/Tricon v11 system.

2. Key parameters

2.1 basic specifications

Parameter specification

Model TRICONEX 2481

Series Triconex Tricon CX/v11.

Certification standards IEC 61508 (SIL3), IEC 61511, TÜV Rheinland

Redundant Architecture Triple Module Redundancy (TMR)

Working temperature-40 c ~+70 c

Storage temperature-40 c ~+85 c

Relative humidity 5% ~ 95% (no condensation)

The protection level meets the industrial protection standard (such as IP20).

2.2 electrical characteristics

Parameter specification

Power supply voltage 24VDC (typical)

Power consumption ≤ 5W (depending on configuration)

The communication interface supports TriStation and Modbus TCP/IP (optional).

I/O type digital input/output (DI/DO) or analog input/output (AI/AO), depending on the specific model.

Number of channels 8/16/32 channels are optional (depending on the specific model)

Signal isolation photoelectric isolation or magnetic isolation to prevent interference.

2.3 Diagnostic and Maintenance Features

Parameter specification

The online diagnosis function supports real-time monitoring of I/O status, communication status, power status, etc.

Fault records can store historical fault data for easy analysis.

LED status indicator provides status indicators such as operation, fault and communication.

Hot plug support (live replacement allowed)

3. Typical application scenarios

TRICONEX 2481 cards are widely used in the following key safety control fields:

Emergency Stop System (ESD)-Quickly shut down the process in a dangerous situation.

Burner Management System (BMS)-Ensure the safe operation of boilers and heating furnaces

Process Safety Interlocking (PSD) —— Preventing dangerous working conditions such as overpressure and overtemperature.

Compressor control & turbine protection-preventing mechanical damage and personal injury

SIL3-level applications such as nuclear power, petrochemical and oil and gas pipelines.

I/O module class: 

 TRICONEX 2351 

 TRICONEX 2401 

 TRICONEX 2451 

 TRICONEX 2551 

 TRICONEX 2658 

 TRICONEX 2700 

 TRICONEX 2750 

 CPU and communication module class: 

 TRICONEX 3008 

 TRICONEX 3100 

 TRICONEX 3200 

 AI/AO module class: 

 TRICONEX 3506X 

 TRICONEX 3626X 

 DI/DO module class: 

 TRICONEXX 3625C 

 TRICOENXX DI3506X