Description
Overview
The Honeywell 51304042-100 is a high-performance industrial communication module engineered for Honeywell TDC 300 series control systems. It supports multiple industrial protocols, including Modbus RTU, ensuring reliable and deterministic data transfer between controllers and field devices. Its compact and lightweight design allows easy installation in control cabinets, making it ideal for distributed control and process automation environments.
Technical Specifications
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Model: 51304042-100
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Type: Communication Module
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Manufacturer: Honeywell (USA origin)
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System Compatibility: Honeywell TDC 300 Series, Experion PKS
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Supported Protocols: Modbus RTU
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Baud Rates: 9600, 19200, 38400, 57600, 115200 bps
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Data Bits: 8
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Stop Bits: 1
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Parity: None
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Communication Delay: <10 ms (typical)
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Interface Type: RS-485
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Power Supply: 5 V DC
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Power Consumption: <2 W
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Dimensions: 2.5 × 4.5 × 0.75 in (64 × 114 × 19 mm)
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Weight: 1.25 lbs
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Operating Temperature: -20°C to +60°C
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Humidity Range: 0–95% RH, non-condensing
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Storage Temperature: -40°C to +85°C
Key Features
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High-speed, reliable communication with multiple baud rate options.
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Modbus RTU protocol support ensures broad device compatibility.
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Compact and lightweight for easy cabinet installation and replacement.
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Deterministic data transfer for critical process monitoring and control.
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OEM spare ready, commonly stocked for maintenance and system upgrades.
Applications
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Distributed Control Systems (DCS): Seamless communication between TDC 300 controllers and field devices.
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Process Automation: Ideal for refineries, chemical plants, and manufacturing facilities.
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Maintenance & Spare Parts: Frequently used as a replacement module to ensure uninterrupted system operation.
FAQ / Engineer Reference
Q: Which communication protocols are supported?
A: Primarily Modbus RTU over RS-485, compatible with most industrial devices.
Q: What is the operating temperature and humidity range?
A: Operating temperature: -20°C to +60°C; Humidity: 0–95% RH, non-condensing.
Q: Can this module serve as a replacement for TDC 300 series?
A: Yes, the 51304042-100 is commonly stocked as an OEM spare for system maintenance and upgrades.
Q: How does this compare to the 51303979-400 module?
A: The 51304042-100 focuses on Modbus RTU communication, whereas the 51303979-400 primarily serves as an I/O interface module.
