{"product_id":"honeywell-51196895-100-lcn-system-1-8gb-hard-drive","title":"Honeywell 51196895-100 LCN System 1.8GB Hard Drive","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eServing as a critical legacy storage component within industrial control room architectures, the \u003cstrong\u003eHoneywell 51196895-100\u003c\/strong\u003e 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.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eDirect mechanical and electrical compatibility with Honeywell TDC 3000 LCN processor modules.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003ePre-configured sectors and low-level firmware architecture optimized for real-time DCS data logging.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eHigh-reliability design built to endure continuous, non-stop write\/read cycles in standard 24\/7 industrial control cabinets.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eLegacy SCSI interface integration ensuring direct backward compatibility with older host bus adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eHoneywell TDC 3000 LCN History Modules (HM) storage replacements.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eApplication Module (AM) storage subsystem maintenance.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eDCS Operator Station backup database drives.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eLegacy process control databases in refining, chemical production, and power generation plants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; font-family: inherit;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; width: 35%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eHoneywell\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003ePart Number \/ SKU\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e51196895-100\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eStorage Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1.8 GB\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eSystem Platform Compatibility\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eTDC 3000 Local Control Network (LCN)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eDevice Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eInternal Hard Disk Drive (DCS Spare Part)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThis 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.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eAvoid 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.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eCommissioning \u0026amp; Configuration Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eBefore 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.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING: ELECTRICAL \u0026amp; DATA HAZARD\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 0.15rem;\"\u003eWear an approved ESD-preventative wrist strap grounded to the bare metal of the system enclosure before handling the drive.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 0.15rem;\"\u003eExamine and align the physical mounting orientation with the chassis bracket, ensuring the SCSI ID jumper configuration matches the designated address configuration of the node.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 0.15rem;\"\u003eSecurely connect the 50-pin or 68-pin SCSI interface ribbon cable and power connector, verifying no pins are bent or misaligned.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.75rem; height: 1.75rem; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e4\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 0.15rem;\"\u003eTighten the mounting hardware to secure the disk drive assembly. Re-energize the host system and verify self-test diagnostics pass on boot.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52679471661419,"sku":"51196895-100","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/51196895-100-y4qtm1puu3j_87b371ab-6267-44ae-b725-fa08a82e832f.jpg?v=1765958478","url":"https:\/\/www.plcprotech.com\/products\/honeywell-51196895-100-lcn-system-1-8gb-hard-drive","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}