{"product_id":"honeywell-51305072-100-local-control-network-i-o-card","title":"Honeywell 51305072-100 Local Control Network I\/O Card","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 51305072-100\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e51305072-100\u003c\/strong\u003e Local Control Network I\/O Card, operates as a dedicated hardware component for network node addressing and communication interface routing within TDC 3000 Local Control Network (LCN) architectures. The chassis-mounted sub-assembly provides direct physical and electrical execution to link internal processing logic blocks straight to redundant CLCN-A\/B network communication trunks.\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\u003e51305072-100\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\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eTDC 3000 \/ Local Control Network (LCN)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.43 lbs (0.20 kg) net physical component mass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Compatibility\u003c\/td\u003e\n\u003ctd\u003eCLCN-A \/ CLCN-B token-passing infrastructures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAddressing Method\u003c\/td\u003e\n\u003ctd\u003eIntegrated onboard mechanical slide switch matrix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Interfaces\u003c\/td\u003e\n\u003ctd\u003eDual redundant LCN A and LCN B coaxial drop tracks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eCertified CE Mark European conformity standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eRegulated logic supply via shared chassis backplane tracks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDistributed I\/O Boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; DCS Instrumentation Interface\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation and Redundant Trunk Gating\u003c\/strong\u003e The I\/O card incorporates dedicated electrical separation boundaries to enforce channel-to-channel isolation between the parallel LCN A and LCN B coaxial lines. This hardware-tier decoupling ensures that an electrical short, ground fault, or high-voltage inductive transient on one physical network cable cannot disrupt data transmission registers or bleed noise into the active redundant communication path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol System Segmentation\u003c\/strong\u003e The assembly manages upper-tier network data translation matrices completely isolated from field-side 4-20 mA HART loop protocol signaling drops. This structural zoning ensures that local node addressing operations and high-frequency token-passing routines do not inject carrier noise back into active analog control lines or interrupt the core DCS processing cycle.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":47671003775166,"sku":"51305072-100","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-17_17-01-40_6e503782-87e6-4208-9f32-e38e62177587.png?v=1781687813","url":"https:\/\/www.autooiltech.com\/products\/honeywell-51305072-100-local-control-network-i-o-card","provider":"AutoOilTech Limited","version":"1.0","type":"link"}