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HOME ⊙ PRODUCT ⊙ TRICONEX 4351B Communication Module
  • TRICONEX 4351B Communication Module
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  • TRICONEX 4351B Communication Module

    • ￥19457.00
      ￥20844.00
      ￥19457.00
      ￥19457.00

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    Weight：0.110KG
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Description

TRICONEX 4351B Communication Module

Product Overview

TRICONEX 4351B, part of the TRICON series communication modules, is a key component for cross-device data interaction in industrial automation. Designed specifically for Safety Instrumented Systems (SIS) and complex control systems, it builds a communication bridge between traditional serial devices and modern Ethernet systems. Supporting multiple industrial protocol conversions, it features redundant design and strong anti-interference capabilities, enabling stable operation in harsh industrial environments. It provides reliable communication guarantees for production processes in critical industries and is widely compatible with TRICON systems and various industrial control equipment.


Specification Parameters

  • Power Parameters: Input voltage 24V DC (±10%), power consumption ≤5W, supporting automatic switching of redundant power configurations.

  • Environmental Parameters: Operating temperature -40°C to +70°C, storage temperature -40°C to +85°C, relative humidity 5%–95% (non-condensing), protection class IP20.

  • Communication Parameters: Adaptive communication rate 10/100Mbps, supporting Modbus TCP/IP and Modbus RTU over TCP protocols, equipped with 2 RJ45 Ethernet ports and 1 optional RS-232/485 serial port.

  • Certification Standards: Compliant with IEC 61508 standard, certified by SIL 2/3, CE, and RoHS, suitable for safety-critical systems.

  • Physical Parameters: Supports standard DIN rail mounting and 3U rack configuration, with a compact design for easy system integration.


Performance Features

The module adopts an industrial-grade enhanced design with significant core performance advantages. Firstly, it features a dual-network port redundant architecture; two independent Ethernet ports enable network redundancy or parallel connection of multiple devices to ensure uninterrupted data transmission. Secondly, it supports bidirectional conversion between Modbus RTU and Modbus TCP protocols, solving compatibility issues between traditional serial devices and Ethernet systems and expanding device access scope. Thirdly, electrical isolation between the serial port and Ethernet port provides excellent electromagnetic interference (EMI) resistance, adapting to complex industrial electromagnetic environments. Fourthly, a built-in Web configuration interface supports remote parameter setting, status monitoring, and firmware updates, reducing on-site maintenance costs. Fifthly, relying on the triple modular redundancy (TMR) technology concept, the system availability reaches 99.999%, with a fault switching time ≤5 seconds, combined with regular self-test functions to improve operational stability.

Working Principle

The core working principle of TRICONEX 4351B is to realize protocol conversion and stable transmission of industrial signals. The module receives RS-232/485 signals from on-site serial devices (such as sensors, inverters, and instruments) through the serial port, processes them quickly via the internal 32-bit processor (33MHz clock speed), converts them into Modbus TCP/IP Ethernet signals, and transmits them to upper systems such as PLC, DCS, and SCADA. Meanwhile, it receives control commands from upper systems, converts them into serial signals, and sends them to on-site devices to achieve bidirectional data interaction. The redundant port design can automatically switch to the standby port when a single port fails, and electrical isolation technology blocks the conduction of interference signals. Combined with a real-time self-test mechanism, it ensures the accuracy, real-time performance, and continuity of data transmission.


Precautions

  • Module configuration requires professional knowledge; it is recommended to configure the database through the TPN Native Window environment to ensure parameter settings match system requirements.

  • Before use, confirm compatibility with TRICON system components and on-site equipment to avoid protocol conflicts or hardware mismatches.

  • Regularly inspect and maintain the module, clean port dust, check wiring stability, and ensure the normal operation of redundant functions.

  • During installation, keep away from strong electromagnetic interference sources, ensure good grounding, and avoid environmental factors affecting module performance.


Application Scenarios

The module is widely used in industries with high requirements for safety and reliability. In the oil and gas industry, it is used for data communication in tank farm monitoring, valve control, and Emergency Shutdown Systems (ESD) in refineries and chemical plants. In the power energy industry, it adapts to substation equipment status monitoring and data collection and remote management of new energy power generation systems. In the industrial manufacturing field, it realizes data interaction for production line equipment networking and robot system collaborative control. It can also be applied to smart buildings, traffic signal systems in smart cities, and critical control scenarios in the pharmaceutical, metallurgical, and other industries.


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