Name: TRICONEX 3451 Digital Output Module(XIONGBA) | XIONGBA
Price: 999.00 USD
Availability: InStock

Description

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Product Overview

The TRICONEX 3451 is a high-availability digital output module designed for critical safety applications within industrial automation systems. As part of TRICONEX’s Safety Instrumented Systems (SIS), it leverages Triple Modular Redundancy (TMR) architecture to ensure fault-tolerant operation in high-risk environments such as oil refineries, chemical plants, and power generation facilities. This module converts control signals into actionable outputs for actuators (e.g., valves, relays) using three independent processing channels that vote on output decisions, guaranteeing continuous operation even if one channel fails. Certified for Safety Integrity Level (SIL) 3 per IEC 61508 standards, the TRICONEX 3451 is ideal for emergency shutdown (ESD), fire and gas (F&G) systems, and turbomachinery control (TMC). Its modular design supports configurations with up to 16 distributed nodes, each with dedicated processors and I/O, interconnected via a high-speed network for real-time data sharing and resource optimization.

Technical Specifications

Parameter Name	Parameter Value
Product Model	TRICONEX 3451
Manufacturer	TRICONEX (Schneider Electric)
Product Type	Digital Output Module
Output Signal	24 V DC
Output Channels	16 discrete channels
Operating Voltage	24 V DC ±10%
Max. Output Current	4.8 A per channel (switch mode)
Response Time	<1 ms
Isolation	500 V DC (galvanic isolation)
Operating Temperature	-20°C to +70°C
Safety Certification	SIL 3 (IEC 61508), CE, UL, FM
Communication Protocols	Modbus TCP/IP, RS-485
Redundancy	Triple Modular Redundancy (TMR)
Dimensions	140 × 75 × 35 mm (approx.)
Protection Rating	IP65 (dust/moisture resistant)

Key Features and Advantages

TMR Architecture for Uncompromised Safety: The TRICONEX 3451 employs three independent processing channels with a Quad Voter circuit, enabling real-time majority voting to maintain correct outputs even during dual-channel disagreements. This design achieves >99.9% fault detection coverage, critical for SIL 3 compliance.

Robust Environmental Resilience: Engineered for harsh industrial settings, the module operates reliably in temperatures from -20°C to +70°C and withstands vibration (0.05 g RMS) and shock (15 g). Its IP65-rated aluminum casing ensures durability against dust, moisture, and corrosive environments per ISA S71.04 G3 standards.

Advanced Diagnostics and Hot-Swappability: Integrated self-tests detect faults (e.g., short circuits, power loss) within 500 ms, with per-channel indicators for targeted maintenance. The module supports hot-swapping, allowing replacements without system downtime, and integrates seamlessly with TRICONEX’s TriStation diagnostics software for real-time health monitoring.

Energy Efficiency and Scalability: By localizing control logic, the TRICONEX 3451 reduces cabling complexity and energy losses. It supports expansion via up to 16 nodes, enabling scalable solutions for evolving automation needs.

Application Areas

The TRICONEX 3451 excels in industries demanding zero-failure tolerance. In oil and gas, it drives emergency shutdown systems (ESD) for pipelines and offshore platforms, ensuring rapid valve closure during pressure anomalies. Chemical plants utilize it for reactor temperature control and fire/gas detection, where SIL 3 compliance prevents catastrophic releases. Power generation facilities rely on the module for turbine overspeed protection and grid synchronization, while water treatment plants deploy it for floodgate control and pump interlocks. Its versatility extends to nuclear safety controls and compressor anti-surge systems (TMC), where high-speed response and fault tolerance are non-negotiable.