{"product_id":"honeywell-51304848-100-k4lcn-compeq-processor-board-rev-d","title":"HONEYWELL 51304848-100 K4LCN COMPEQ Processor Board Rev D","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 51304848-100\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e51304848\u003c\/strong\u003e K4LCN COMPEQ Processor Board, operates as a dedicated hardware component for high-speed local control network processing and system bus management within Honeywell TDC 3000 Local Control Network (LCN) architectures.\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\u003e51304848-100 (Revision D)\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\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eK4LCN COMPEQ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eLCN Communications Processor Board\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\u003e0.85 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard LCN card file slot form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePowered via LCN backplane bus (+5 VDC \/ +12 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Architecture\u003c\/td\u003e\n\u003ctd\u003eHoneywell TDC 3000 \/ LCN Network Nodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and Bus Signal Integrity\u003c\/h3\u003e\n\u003cp\u003eConfigured for high-throughput network data processing, the 51304848-100 executes real-time token-passing communications across the dual-redundant TDC 3000 Local Control Network coaxial cable bus. The board utilizes transformer-isolated transceiver channels to decouple high-speed network communication paths from internal micro-controller logic. By establishing physical dielectric barriers between coaxial cable drops and backplane circuitry, the module eliminates ground loop currents, mitigates electromagnetic interference (EMI), and maintains deterministic packet transmission across distributed process nodes managing 4-20 mA HART loop protocol I\/O subsystems.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What operational changes are introduced in Revision D of the 51304848-100 board?\u003c\/p\u003e\n\u003cp\u003eA: Revision D incorporates updated board-level timing circuits and enhanced component heat dissipation profiles to improve long-term thermal stability during continuous high-load network operations.\u003c\/p\u003e\n\u003cp\u003eQ: Can the K4LCN COMPEQ processor board be extracted or inserted while the LCN node power is on?\u003c\/p\u003e\n\u003cp\u003eA: No, online insertion or removal of the board without proper node bypass procedures can disrupt real-time LCN token passing and cause temporary communication loss across connected network nodes.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic Discharge Protection:\u003c\/strong\u003e Always wear a grounded ESD wrist strap clipped to the metal cabinet frame prior to opening anti-static packaging or handling the printed circuit board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCard Slot Insertion:\u003c\/strong\u003e Align board edges accurately within the upper and lower card guides of the LCN chassis, pushing firmly until the dual faceplate ejector levers lock flush into position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoaxial Connector Engagement:\u003c\/strong\u003e Verify that all BNC coaxial cable connectors attached to the board or its associated transition card are fully engaged and twisted to secure bayonet locks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCabinet Thermal Flow:\u003c\/strong\u003e Maintain unobstructed airflow through cabinet cooling fans to ensure ambient temperatures inside the LCN rack do not exceed +60 deg C.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53581701808437,"sku":"51304848-100","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/51304848-100_Cocoai.png?v=1789441808","url":"https:\/\/www.5gplc.com\/products\/honeywell-51304848-100-k4lcn-compeq-processor-board-rev-d","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}