{"product_id":"honeywell-51303976-400-high-performance-process-manager-communications-card","title":"Honeywell 51303976-400 High Performance Process Manager Communications Card","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHoneywell 51303976-400\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a core Communications Card within the Honeywell Process Manager (PM) architecture. This high-density PC board constitutes one of the five essential cards that form the Process Manager's Control Section. It manages critical data exchange between the control processor and the wider system network, ensuring synchronized logic execution. We supply this component as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, providing the hardware integrity required for high-availability DCS environments where communication downtime is not an option.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 51303976-400 features a robust, multi-layer PCB design engineered to handle the high-speed data throughput of complex process control loops.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHoneywell\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e51303976-400\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eComponent Role\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eControl Section Communications (1 of 5 cards)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHoneywell Process Manager (PM \/ APM \/ HPM)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePC Board PLC \/ Add-On Board\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.10 lbs (0.95 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSignal Processing\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHigh-speed Network Synchronization\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Factory New\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Control Section Synergy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAs a dedicated member of the 5-card Control Section, the 51303976-400 aligns perfectly with Honeywell's proprietary bus architecture. This ensures zero-latency communication between the processor cards and the I\/O subsystem, maintaining deterministic control over critical process variables.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced EMI Suppression:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe card incorporates advanced grounding planes and onboard filtering to reject industrial electromagnetic interference. This hardening prevents data packet corruption in environments saturated with noise from high-capacity switchgear or variable frequency drives.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Management and Longevity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDespite its substantial 2.10 lbs build, the board layout optimizes airflow across heat-generating surface-mount components. This design prevents localized thermal stress, significantly extending the life of the card in 24\/7 continuous process operations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGold-Plated Interface Reliability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-micron gold plating on the backplane connectors ensures a gas-tight, corrosion-resistant interface. This prevents the contact oxidation that frequently triggers intermittent communication alarms in older or refurbished control hardware.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this card a standalone controller?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 51303976-400 is one of five specific cards that must operate together to form the Process Manager's Control Section. It specifically handles the communication layer of that section.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 51303976-400 replace older communications cards in a Process Manager?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, provided the part number matches. This -400 revision provides the latest manufacturing standards and component tolerances. Installing a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBrand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecard eliminates the unpredictable failure modes associated with aged legacy boards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the primary installation requirements?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou must observe strict ESD (Electrostatic Discharge) protocols. Use a grounded wrist strap and ensure the rack power is managed according to Honeywell’s hardware installation guidelines for the Process Manager chassis to prevent backplane arcing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this is an original Honeywell product?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEach 51303976-400 arrives in its original Honeywell industrial antistatic packaging with verifiable factory barcodes and serial numbers, guaranteeing a zero-hour, factory-certified component.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52880215933237,"sku":"51303976-400","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/51303976-400.png?v=1778743230","url":"https:\/\/www.5gplc.com\/products\/honeywell-51303976-400-high-performance-process-manager-communications-card","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}