Honeywell 51304903-200 Winchester Drive Module – TDC 3000 Distributed Control System
Imagine a petrochemical refinery running a continuous 24/7 process — suddenly, the historian drive fails. Real-time process data stops recording, alarm logs vanish, and operators lose the audit trail required by regulatory compliance. Without a functioning Winchester Drive Module like the Honeywell 51304903-200, the entire TDC 3000 DCS platform is blind to its own history. Production halts, safety interlocks cannot be verified, and the cost of unplanned downtime climbs by the minute. This module is not a peripheral — it is the memory backbone of your control system.
The Honeywell 51304903-200 is a Winchester (hard disk) Drive Module engineered specifically for the Honeywell TDC 3000 Distributed Control System platform — one of the most widely deployed DCS architectures in global refining, petrochemical, power generation, and pulp & paper industries. Within the TDC 3000 ecosystem, this module provides the mass storage layer for the History Module (HM) and Universal Station (US), enabling long-term process data archiving, system configuration backup, and application software storage. Its continued availability is critical for the tens of thousands of TDC 3000 installations still operating worldwide.
Technical Specifications
- Part Number: 51304903-200
- Manufacturer: Honeywell Process Solutions
- Series / Platform: TDC 3000 / PlantScape / Experion PKS (legacy hardware layer)
- Module Type: Winchester Hard Disk Drive Module
- Function: Mass storage for History Module (HM), Universal Station (US), and Application Module (AM)
- Form Factor: TDC 3000 card cage compatible
- Interface: Proprietary Honeywell TDC bus interface
- Operating Environment: Industrial control room / DCS cabinet
- Weight: Approx. 200 g
- Condition Available: Refurbished / Tested / New Old Stock (NOS)
Note: All specifications are based on Honeywell published documentation. Konmask.com does not fabricate or alter OEM specifications.
Key Features & Benefits
- OEM-Compatible Design: Drop-in replacement for existing TDC 3000 Winchester Drive slots — no firmware modification required.
- Data Integrity: Supports continuous historian logging for process variables, alarms, and events — essential for regulatory compliance (FDA 21 CFR Part 11, ISA-18.2).
- System Backup Capability: Enables full DCS configuration and application software backup, reducing recovery time after a system fault.
- Long Service Life: Professionally refurbished units undergo full functional testing to match OEM performance standards.
- Minimizes Downtime Risk: Stocking a spare 51304903-200 eliminates the critical vulnerability of single-point storage failure in legacy DCS environments.
- Globally Sourced: Konmask.com maintains access to verified surplus and refurbished inventory from certified industrial suppliers worldwide.
Industry & Equipment Applications
- Oil & Gas Refining: Continuous process historian for distillation columns, reactors, and heat exchangers controlled via TDC 3000.
- Petrochemical Plants: Long-term data archiving for ethylene crackers, polymerization units, and utility systems.
- Power Generation: Boiler management and turbine control data logging in coal, gas, and combined-cycle plants.
- Pulp & Paper: Process variable storage for digester control, bleaching sequences, and paper machine automation.
- Pharmaceutical Manufacturing: Validated batch record storage in FDA-regulated production environments.
- Chemical Processing: Continuous historian support for exothermic reaction monitoring and safety interlock verification.
System Integration & Compatible Parts
The 51304903-200 is designed to integrate within the Honeywell TDC 3000 hardware architecture. Compatible and related components include:
- Honeywell History Module (HM) — primary host for Winchester Drive
- Honeywell Universal Station (US) — operator interface with local drive access
- Honeywell Application Module (AM) — control strategy execution with data logging
- TDC 3000 Local Control Network (LCN) components
- Honeywell 51304905-100 / 51304905-200 — related drive and storage assemblies
- Honeywell 51401469-100 — LCN Interface Module
Contact Konmask.com to verify cross-compatibility with your specific TDC 3000 system revision before ordering.
Our Quality Assurance Process
- Source Verification: All units are sourced from traceable industrial surplus channels or authorized dismantlers — no counterfeit risk.
- Visual Inspection: Physical examination for board damage, corrosion, bent pins, and label integrity.
- Functional Testing: Power-on and operational testing using TDC 3000-compatible test benches where applicable.
- Cleaning & Reconditioning: Professional cleaning and anti-static packaging for safe transit.
- Documentation: Test reports and condition certificates available upon request for critical applications.
How to Order
- Submit your inquiry via the Contact / RFQ form on this page or email [email protected].
- Provide your system details: TDC 3000 revision, History Module model, and required quantity.
- Receive a formal quotation with lead time, condition report, and shipping options within 24 hours.
- Confirm order and receive proforma invoice for payment processing.
- Unit ships with full tracking and export documentation (commercial invoice, packing list).
Why Choose Konmask.com?
- 🏭 Industrial Automation Specialists: Focused exclusively on DCS, PLC, and industrial control hardware — not a general electronics reseller.
- 🌐 Global B2B Supply: Serving engineering firms, EPCs, plant maintenance teams, and MRO buyers across 40+ countries.
- ✅ Verified Inventory: Every part is inspected and tested before listing — no untested pulls.
- ⚡ Fast Response: RFQ responses within 24 hours; emergency expedite service available.
- 📦 Secure Export Packaging: Anti-static, foam-lined packaging with full export compliance documentation.
- 🔒 Warranty: 90-day functional warranty on all refurbished modules.
Frequently Asked Questions
Q: Is the Honeywell 51304903-200 still in production?
A: No. This part is discontinued by Honeywell. Konmask.com specializes in sourcing verified surplus and refurbished stock to support legacy TDC 3000 installations still in operation.
Q: Can this module be used as a direct replacement without reconfiguration?
A: In most cases, yes — the 51304903-200 is a form-fit-function replacement within compatible TDC 3000 History Module slots. However, we recommend verifying your system firmware revision with our technical team before installation.
Q: What condition are the units in?
A: We offer refurbished (tested), and new old stock (NOS) units depending on availability. Condition is clearly stated in your quotation.
Q: Do you provide a warranty?
A: Yes. All refurbished units carry a 90-day functional warranty. Extended warranty options are available for volume orders.
Q: Can you ship internationally?
A: Yes. Konmask.com ships globally with full export documentation. We serve customers in the Middle East, Southeast Asia, Europe, and the Americas.
Q: How long does delivery take?
A: Standard lead time is 3–7 business days after order confirmation, depending on destination. Expedited shipping is available upon request.
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