Honeywell 51196895-100 LCN System 1.8GB Hard Drive

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Manufacturer: Honeywell
Product No.: 51196895-100
Country of origin:United States
Product Type: DCS Storage Modules
Payment: T/T, Western Union
Weight: 2000g
Shipping port: Xiamen
Warranty: 12 months

Description

Serving as a critical legacy storage component within industrial control room architectures, the Honeywell 51196895-100 is an engineered 1.8GB hard drive built specifically for Local Control Network (LCN) system nodes. This specialized drive integrates seamlessly into Honeywell TDC 3000 distributed control system (DCS) platforms, providing reliable non-volatile data storage for critical system files, event journals, and control configurations. It is formatted and configured to meet the stringent sector requirements and timing parameters mandated by legacy Honeywell storage processors, mitigating communication timeout issues common with standard commercial storage media.

Features

Direct mechanical and electrical compatibility with Honeywell TDC 3000 LCN processor modules.
Pre-configured sectors and low-level firmware architecture optimized for real-time DCS data logging.
High-reliability design built to endure continuous, non-stop write/read cycles in standard 24/7 industrial control cabinets.
Legacy SCSI interface integration ensuring direct backward compatibility with older host bus adapters.

Applications

Honeywell TDC 3000 LCN History Modules (HM) storage replacements.
Application Module (AM) storage subsystem maintenance.
DCS Operator Station backup database drives.
Legacy process control databases in refining, chemical production, and power generation plants.

Technical Specifications

Manufacturer	Honeywell
Part Number / SKU	51196895-100
Storage Capacity	1.8 GB
System Platform Compatibility	TDC 3000 Local Control Network (LCN)
Device Type	Internal Hard Disk Drive (DCS Spare Part)
Shipping Weight (Calculated)	2.0 kg

Empirical Engineering Insights

Alternative Models & Compatibility

This drive replaces legacy 1.0GB and older 1.8GB hard disk models within Honeywell History Modules. Ensure that your LCN software release (e.g., R500, R600 series) supports the target partition parameters. Substituting this OEM-configured part with standard commercial storage will cause bootstrap failures on the LCN due to missing specialized low-level tracks required by legacy controllers.

Application Pitfalls & Engineering Notes

Avoid hot-swapping this hard drive under any circumstances. LCN modules do not have hot-plug backplanes for storage drives. System degradation can occur if the SCSI bus termination is interrupted during live operations. Ensure active SCSI termination is maintained downstream on the same bus chain.

Commissioning & Configuration Tips

Before powering on the host module, verify the jumper configurations on the drive's rear pin array. The SCSI ID must match the assigned slot ID configured in the Honeywell Network Gateway or HM configuration files. Incorrect SCSI ID settings will prevent the LCN node from recognizing the volume during initialization.

Installation Guidelines

CRITICAL WARNING: ELECTRICAL & DATA HAZARD

Isolate all electrical power feeding the host module or rack chassis before performing physical installation. Failure to de-energize the host equipment may result in permanent electronic damage to the SCSI controller card, the drive itself, or corrupt active system files on adjacent network storage.

Wear an approved ESD-preventative wrist strap grounded to the bare metal of the system enclosure before handling the drive.

Examine and align the physical mounting orientation with the chassis bracket, ensuring the SCSI ID jumper configuration matches the designated address configuration of the node.

Securely connect the 50-pin or 68-pin SCSI interface ribbon cable and power connector, verifying no pins are bent or misaligned.

Tighten the mounting hardware to secure the disk drive assembly. Re-energize the host system and verify self-test diagnostics pass on boot.

Key Features:

#DCS Storage Modules #TDC 3000

Can I replace the 51196895-100 with a standard commercial hard drive of similar capacity?

No. Commercial SCSI drives lack the specialized low-level OEM formatting and specific firmware tables needed by Honeywell TDC 3000 controllers, which will cause initialization errors during system boot.

What Honeywell LCN modules is this hard drive typically used in?

This drive is commonly deployed in Honeywell History Modules (HM) and Application Modules (AM) processing nodes within legacy TDC 3000 control architectures.

Does this drive come pre-configured with the required operating system or files?

The hard drive is supplied pre-formatted to match Honeywell-required sector sizes. However, standard system software, configuration files, and operating systems must be reloaded from your local system backups or master software media.

Is it safe to hot-swap the 51196895-100 hard drive while the LCN node is running?

No. Hot-swapping is not supported on legacy LCN storage subsystems. Doing so risks permanently damaging the drive electronics, ruining system configurations, and causing overall network communication faults.

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Returns & Warranty

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12-Month Warranty: Every industrial component is backed by our professional technical warranty.

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TECHNICAL SPECIFICATIONS

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Honeywell 51196895-100 LCN System 1.8GB Hard Drive