Honeywell 51402089-100 | EPDG2 Enhanced Video Board

Product Parameters

• Model Number: 51402089-100
• Series: TDC 3000 / Experion PKS
• Board Type: EPDG2 (Enhanced Programmable Display Generator)
• Compatibility: Universal Station (US) / Global User Station (GUS)
• Bus Interface: High-speed proprietary backplane
• Video Output: High-resolution graphics processing
• Power Consumption: 15W @ 5V DC (Typical)
• Operating Temperature: 0°C to +55°C

Product Description

The Honeywell 51402089-100 is an Enhanced Programmable Display Generator (EPDG2) board, a critical graphics-processing component used within the TDC 3000 and Experion control systems. This board is responsible for generating high-resolution process graphics, alarm faceplates, and real-time data trends on the operator’s console. Compared to its predecessors, the EPDG2 offers faster refresh rates and improved memory handling, ensuring that the operator sees a smooth, lag-free representation of the plant’s status. It acts as the primary hardware interface between the system’s data processing layer and the visual display monitors.

Application Fields

This display generator board is primarily utilized in the control rooms of oil refineries, chemical plants, and large-scale power generation facilities. It is specifically designed for Honeywell Universal Stations where complex process mimics and multi-window displays are required. It is essential for providing the visual clarity needed for operators to perform critical monitoring and manual interventions in high-stakes industrial environments.

Product Specifications

• Weight: 0.65 kg
• Dimensions: 233 mm x 160 mm x 20 mm
• Origin: USA
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Operational Precautions

• This module contains highly sensitive CMOS components; strictly follow ESD procedures and use a grounded wrist strap when handling the board.
• Ensure the station is powered down before removing or inserting the board into the card cage to prevent data corruption or hardware failure.
• Verify that the jumper settings on the board match the specific display resolution and hardware configuration of your operator station.
• Periodically check the cooling fans within the station cabinet, as the EPDG2 generates significant heat and requires consistent airflow to avoid graphical artifacts.

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