{"product_id":"honeywell-51196895-100-hard-drive-unit","title":"Honeywell 51196895-100 Hard Drive Unit","description":"\u003cp\u003eConfigured for real-time system data logging and software storage in Honeywell LCN System platforms, the \u003cstrong\u003eHoneywell 51196895-100\u003c\/strong\u003e (\u003cstrong\u003e51196895-100\u003c\/strong\u003e Hard Drive Unit) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e51196895-100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.80 kg (2.00 kg shipping weight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard LCN mass storage tray mounting dimensions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax. 15 W at 5 VDC \/ 12 VDC supply rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormatted Capacity\u003c\/td\u003e\n\u003ctd\u003e1.8 GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eHoneywell LCN System Installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface Type\u003c\/td\u003e\n\u003ctd\u003eInternal system disk interface bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol and Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe drive assembly integrates internal power supply noise filters and isolated interface electronics to maintain galvanic channel-to-channel isolation across system backplane buses. By preventing ground loop currents and high-frequency switching transients generated during disk spin-up or head positioning from leaking into backplane power rails, the unit prevents electrical crosstalk that could impair analog I\/O modules processing 4-20 mA HART loop protocol telemetry.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How is physical power delivered to the 51196895-100 hard drive assembly?\u003c\/p\u003e\n\u003cp\u003eA: Power is supplied directly via the LCN chassis backplane connector, which feeds regulated 5 VDC logic and 12 VDC spindle motor rails to the drive mounting tray.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 51196895-100 drive be hot-swapped while the LCN node is actively processing?\u003c\/p\u003e\n\u003cp\u003eA: No, power to the local node shelf or disk carrier bay must be de-energized prior to removing or installing the hard drive module to prevent file system corruption and interface bus surges.\u003c\/p\u003e\n\u003cp\u003eQ: What mounting hardware is required for rack positioning within the cabinet?\u003c\/p\u003e\n\u003cp\u003eA: The module mounts into dedicated LCN drive slots using standard side-rail guide brackets and front captive retaining screws to maintain frame earth ground contact.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower down the node rack power supply before inserting or removing the drive assembly.\u003c\/li\u003e\n\u003cli\u003eObserve anti-static precautions and wear a grounded wrist strap when handling the unit to protect onboard controller logic from ESD damage.\u003c\/li\u003e\n\u003cli\u003eSlide the assembly along chassis guide tracks until the interface header seats completely into the backplane mating socket.\u003c\/li\u003e\n\u003cli\u003eTighten all front panel retaining screws to secure mechanical ground continuity and prevent vibration damage during drive operation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53635171746101,"sku":"51196895-100","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/51196895-100.png?v=1790230623","url":"https:\/\/www.5gplc.com\/products\/honeywell-51196895-100-hard-drive-unit","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}