Description

The HONEYWELL 51304362-300 is a high-performance communication or specialized processing module within Honeywell’s esteemed Safety Manager family, a dedicated fault-tolerant control system (FTCS) designed for the most critical safety instrumented systems (SIS). This module serves as a vital nexus within the safety rack, responsible for high-speed, deterministic data exchange between the central safety processors and other system components, such as I/O modules or peer controllers. Its primary function is to ensure that critical process data and interlock signals are communicated with ultra-high reliability and minimal latency, enabling the system to execute safety functions within the required time frame to mitigate hazardous events.

Engineered to meet the most rigorous international safety standards, including IEC 61508 and IEC 61511, the HONEYWELL 51304362-300 is built upon a TÜV-certified platform capable of supporting Safety Integrity Level (SIL) 3 applications. Its value is intrinsically linked to its fault-tolerant design, which incorporates advanced diagnostics and redundancy features to maintain communication integrity even in the event of an internal fault or network disturbance. Integrating the genuine HONEYWELL 51304362-300 module into your safety loop is paramount for preserving the validated state of your SIS, ensuring seamless interoperability, and guaranteeing the performance required to protect personnel, environment, and assets. It is a cornerstone for maintaining the overall health and reliability of your plant’s primary safety barrier.

51304362-300 HONEYWELL

Technical Specifications

Parameter Name	Parameter Value
Product Model	51304362-300
Manufacturer	Honeywell
Product Type	Safety Manager Communication / Network Interface Module
Safety Certification	TÜV Rheinland certified per IEC 61508
Safety Integrity Level (SIL)	Capable of SIL 3 (System Dependent)
Architecture	Fault-tolerant, redundant communication paths
Communication Protocol	Proprietary high-speed safety network
Data Transfer Rate	High-speed (e.g., 100 Mbps or higher for deterministic operation)
Interface Type	Redundant optical or electrical ports
Diagnostic Coverage	>99% (comprehensive self-test and peer monitoring)
Operating Temperature	0°C to +60°C (32°F to 140°F)
Power Consumption	Typically 5W (from system backplane)
MTBF (Mean Time Between Failures)	Exceeds 50 years (as per SIL verification calculations)

Main Features and Advantages

The HONEYWELL 51304362-300 is distinguished by its unwavering commitment to functional safety and communication reliability. Its most critical feature is its certified fault-tolerant architecture. The module is designed with redundant communication channels and processors that continuously cross-check each other’s health and data integrity. This ensures that a single fault within the module or its communication path will not prevent the safety system from performing its intended function, a fundamental requirement for achieving high SIL ratings. The advanced diagnostic suite constantly monitors for errors, providing immediate alerts to the maintenance team for any condition that could impact performance.

Another significant advantage is its seamless integration and deterministic performance. The HONEYWELL 51304362-300 is engineered for plug-and-play operation within the Honeywell Safety Manager framework, ensuring perfect compatibility and eliminating complex configuration hurdles. Its deterministic communication protocol guarantees that safety-critical signals are transmitted and received within a known, fixed time window, which is absolutely essential for calculating the overall response time of a safety instrumented function (SIF). This combination of robust hardware design, certified software, and predictable performance makes the HONEYWELL 51304362-300 an indispensable component for building a truly reliable and compliant safety system.

Application Field

The HONEYWELL 51304362-300 is deployed in industries where the failure of a control system could have catastrophic consequences. Its primary application is in the oil and gas sector, including offshore platforms, onshore refineries, and gas processing plants. Here, it is integral to Emergency Shutdown (ESD) and Fire and Gas (F&G) systems, where it ensures the flawless communication of shutdown commands and alarm signals to prevent major incidents, protect human life, and avoid environmental damage. The module’s robustness makes it ideal for these often harsh and remote environments.

Beyond oil and gas, the HONEYWELL 51304362-300 is critical in chemical and petrochemical processing plants, where it helps manage the risks associated with highly volatile processes. It is also found in power generation, particularly in turbine control and protection systems, and in pharmaceutical manufacturing where batch processes require high-integrity safety interlocks. Any application that demands a certified, fault-tolerant system to mitigate risks associated with hazardous processes will utilize a communication module like the HONEYWELL 51304362-300 to ensure the highest levels of protection and compliance with stringent international safety standards.

51304362-300 HONEYWELL

Related Products

HONEYWELL 51304363-300: A complementary communication module or a redundant partner module designed to work in tandem with the 51304362-300.

HONEYWELL 51303940-150: A primary safety controller (CPU) module that the 51304362-300 communication module interfaces with.

HONEYWELL 51303945-200: A digital input (DI) module that provides field signals to the safety system via the communication backbone.

HONEYWELL 51303946-200: A digital output (DO) module that executes safety commands from the controller, communicated through this network module.

HONEYWELL 51304464-100: A power supply module that provides the regulated power required for the entire safety rack, including the 51304362-300.