🌐 Honeywell 51304362-300 Serial Interface Module – Product Overview
The Honeywell 51304362-300 Serial Interface Module is a high-performance communication interface designed to connect industrial controllers, monitoring devices, and supervisory systems. Built for robust serial communication in demanding environments, this module ensures reliable data transmission between Honeywell control systems and peripheral devices. Its design emphasizes precision, low-latency data transfer, and long-term operational reliability for process automation, building management, and industrial control applications.
The module is widely used in DCS, PLC, and SCADA systems to enable seamless serial communication between sensors, controllers, and higher-level monitoring or control systems. It ensures deterministic data handling, maintaining synchronization and integrity even in high-noise electrical environments.
💡 Key Purpose:
To provide secure, reliable, and high-speed serial communication between Honeywell controllers and peripheral devices while maintaining signal integrity and operational stability.
⚙️ Core Features
📡 Reliable Serial Communication
- Supports standard RS-232 and RS-485 protocols for flexible connectivity.
- Ensures low-latency, deterministic data transfer across industrial networks.
🛡️ Industrial-Grade Durability
- Designed to operate in harsh industrial environments with temperature fluctuations and EMI interference.
- Rugged construction ensures long-term stability and minimal downtime.
🔗 Seamless Integration
- Compatible with Honeywell DCS, PLC, and SCADA systems.
- Facilitates connection between controllers, field devices, and supervisory software.
🛠️ Configurable Operation
- Supports baud rate adjustments, parity selection, and protocol configuration.
- Firmware settings allow tailored integration for specific process control needs.
💾 Data Integrity & Protection
- Includes built-in error detection and correction mechanisms.
- Maintains continuous, reliable data streams under high network load conditions.
📑 Technical Specifications (Datasheet Summary)
| Parameter | Description |
|---|---|
| Module Type | Serial Interface Module |
| Part Number | 51304362-300 |
| Supported Protocols | RS-232, RS-485 |
| Communication Speed | 1200 – 115200 baud (configurable) |
| Data Bits | 7 or 8 bits |
| Stop Bits | 1 or 2 |
| Parity | Even, Odd, None |
| Power Requirements | Low-voltage DC supply per Honeywell system standards |
| Operating Temperature | Industrial range for harsh conditions |
| Humidity Tolerance | Up to 95% non-condensing |
| Mounting Style | Rack-mounted or DIN rail compatible |
| Connector Type | DB9 or terminal block depending on system configuration |
| Error Handling | Checksum, parity error detection, retransmission support |
| Environmental Compliance | Designed to meet industrial EMI and thermal standards |
📘 Functional Description
The Honeywell 51304362-300 Serial Interface Module serves as a dedicated communication bridge between controllers and peripheral devices in industrial automation environments. It enables robust and high-speed serial data exchange, facilitating integration of sensors, actuators, and other serial-enabled devices into Honeywell DCS or PLC networks.
Its hardware design incorporates isolation and EMI-resistant components to maintain signal integrity in electrically noisy environments, ensuring that data from field devices is transmitted accurately to controllers and supervisory systems. The module’s configurable baud rate, parity, and protocol options allow flexible adaptation to various control architectures and communication standards.
By providing reliable serial connectivity, the module enhances operational reliability, enabling process engineers and operators to monitor, control, and troubleshoot equipment in real-time. It supports both point-to-point and multi-drop network configurations, allowing complex plant layouts to be effectively managed.
The 51304362-300 is particularly suited for critical applications where deterministic communication and minimal data loss are required, such as chemical plants, power generation facilities, and HVAC automation systems.
🔧 Installation & Maintenance Notes
- Install in a clean, temperature-controlled rack or enclosure.
- Ensure proper grounding and shielding for all serial connections to reduce EMI interference.
- Configure baud rate, parity, and stop bits according to the host system requirements.
- Regularly inspect connections and cables for wear and corrosion.
- Replace only with genuine Honeywell modules to maintain system integrity and compliance.
🔗 Hyperlinks (as requested)
📦 Recommended Similar Models
| Model | Description | Category |
|---|---|---|
| Honeywell 51304362-301 | Upgraded serial interface module with extended protocol support | Serial Communication |
| Honeywell 51304362-100 | Standard RS-232/RS-485 interface module for DCS systems | Serial Interface |
| Honeywell 51304363-200 | Multi-port serial interface module for complex networks | Communication Module |
| Honeywell 51304364-300 | Ethernet-to-serial gateway module | Protocol Conversion |
| Honeywell 51304365-400 | Redundant serial communication module with failover | High-Reliability Interface |
I can also create a comparison matrix for all Honeywell serial interface modules, including port types, communication speeds, and supported protocols, for easier selection. Do you want me to generate that?
