TRICONEX 4351B
1. Overview
The TRICONEX 4351B is a key component of the Triconex Safety Instrumented System (SIS), designed with a Triple Modular Redundant (TMR) architecture to ensure high reliability and safety in critical applications. This module supports multiple communication protocols (such as Modbus, DNP3, and OPC) and features a modular design for easy installation and maintenance.
-
2. Specifications
- Input Voltage: 24V DC
- Output Voltage: 24V DC
- Operating Temperature Range: -40°C to +70°C
- Communication Interfaces: Ethernet, RS-232, RS-485, etc.
- Communication Protocols: Modbus, DNP3, OPC, etc.
- Input/Output Channels: Typically 8 or 16 channels
- Dimensions: 175mm x 100mm x 50mm
- Weight: Approximately 500g
-
3. Key Features
- High Reliability: The TMR architecture ensures continuous operation even if one channel fails.
- Enhanced Safety: Complies with IEC 61508 SIL 3 standards, making it suitable for critical safety applications.
- Modular Design: Facilitates easy installation and maintenance, adapting to various industrial environments.
- High-Speed Data Transfer: Supports real-time control requirements.
- User-Friendly Configuration: Includes intuitive software for simplified operation.
-
4. Structure and Components
The TRICONEX 4351B consists of the following key components:
- Main Processor Module (MPM): Built on a 32-bit microprocessor architecture, it executes user programs and diagnostic functions.
- Communication Module: Supports multiple protocols and interfaces for seamless data exchange with other devices or systems.
- Power Supply Module: Delivers stable power to ensure uninterrupted system operation.
- I/O Modules: Include digital input/output and analog input/output modules for connecting field devices.
-
5. Applications
The TRICONEX 4351B is widely used in the following industries:
- Oil & Gas: Monitors and controls critical processes to ensure operational safety.
- Chemical Industry: Implements process control and safety interlocks in chemical plants.
- Power Generation: Enhances safety control systems in power plants to secure electricity supply.
- Metallurgy: Enables process control and emergency shutdown systems in high-risk environments.
- Nuclear Power Plants: Ensures safety control in nuclear facilities for secure reactor operation.

About Us
With 16 years of expertise in large-scale imported systems, we specialize in the sales and system integration of high-end industrial automation components. Our product range includes:
- Distributed Control Systems (DCS)
- Programmable Logic Controllers (PLC)
- MOTOROLA MVME Industrial Modules
- Industrial Communication Converters (Anybus)
- Remote I/O Modules (RTU)
- Industrial PCs (IPC)
- Industrial Low-Frequency Monitors (IPC)
- HMI & SCSI Interfaces (50/68/80Pin)
- AnyBus Gateway
- Redundant Fault-Tolerant Control Systems
- Robotic Systems
- Spare Parts Sales
Leading Brands We Supply:
ABB 丨 GE 丨Allen Bradley 丨 Honeywell 丨 Emerson 丨 Bently Nevada 丨 Westinghouse
Triconex 丨 Foxboro 丨 ICS Triplex 丨 Hima 丨 Schneider 丨 Yokogawa 丨 Woodward
As a global supplier of industrial automation parts, we are committed to delivering top-quality solutions worldwide.

Our Advantages
Extensive Product Line
We offer a comprehensive range of industrial control systems, including PLCs, inverters, sensors, and automation equipment, providing tailored solutions for diverse industry needs.
Premium Service
Our experienced team provides end-to-end support—from product selection and technical consultation to after-sales service—ensuring maximum value for our clients.
Reliable Supply Chain
Through long-term partnerships with world-renowned brands, we guarantee authentic products and stable supply to meet your demands.
Expert Technical Support
Backed by deep industry knowledge, our technical team delivers professional guidance and customized solutions for complex automation challenges.
—————————————————————————
Sales Manager : Jinny
Email : sales5@xrjdcs.com
Whatsapp/Mobile:+86 15359273791

(PLC)Programmable Logic Controller
GE :IS210AEPSG2B,IS220UCSAH1A,IS215ACLEH1A,IS210AEAA
Allen-Bradley:1734-IB8 1734-OB8 1769-L18ER-BB1B 1756-IM16I
ICS Triplex : T8461,T8850,T8403,T8431,T8831,T8310
Schneider : 140DDI85300,140CPS11420,140CPU67060
Prosoft : MVI46-DFNT,MVI69-DFNT,MVI56-PDPMV1
Bachmann : MPC240/270(CPU),DI232,CM202,NT255AIO288
Woodhead : 9905-068 2301A,SSTESR2CLXRLL
Previous:
ABB 1TGE120021R0110 modular equipment
Next:
TRICONEX 3625 Automation Control Module