{"product_id":"honeywell-51304074-100-cabinet-fan-assembly","title":"Honeywell 51304074-100 Cabinet Fan Assembly","description":"\u003ch2\u003eHoneywell 51304074-100 Cabinet Fan Assembly\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell 51304074-100\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e51304074\u003c\/strong\u003e Cabinet Fan Assembly, operates as a dual-fan cooling unit for airflow management in Honeywell DCS and industrial rack cabinets.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003e51304074-100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eU.S.A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e~1.2 kg (approx. 4 lbs depending on housing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temp\u003c\/th\u003e\n\u003ctd\u003eControl-room ambient range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage Temp\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage Rating\u003c\/th\u003e\n\u003ctd\u003e115 VAC \/ 120 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003ctd\u003eDual-fan assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMonitoring\u003c\/th\u003e\n\u003ctd\u003eBuilt-in alarm feature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eHoneywell DCS cabinets, industrial rack enclosures\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 Isolation\u003c\/h3\u003e\n\u003cp\u003eAlthough primarily a mechanical cooling device, the 51304074-100 integrates with Honeywell cabinet monitoring systems. Alarm contacts can be wired into 4-20 mA HART loop monitoring channels, ensuring channel-to-channel isolation and preventing electrical noise from propagating into adjacent analog loops. This design supports stable operation in dense control environments.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 51304074-100 fan assembly be hot-swapped? A: Mechanical replacement requires cabinet power isolation; alarm wiring must be de-energized before removal.\u003c\/p\u003e\n\u003cp\u003eQ: Does the fan assembly draw backplane current? A: No. It operates from its dedicated AC supply; only alarm contacts interface with monitoring inputs.\u003c\/p\u003e\n\u003cp\u003eQ: How should airflow be verified after installation? A: Confirm unobstructed intake and exhaust paths, and check fan rotation direction during commissioning.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the fan assembly on designated cabinet cutouts using standard fasteners.\u003c\/li\u003e\n\u003cli\u003eEnsure intake and exhaust paths are unobstructed; avoid cable bundles blocking airflow.\u003c\/li\u003e\n\u003cli\u003eRoute alarm contact wiring separately from AC supply lines to minimize interference.\u003c\/li\u003e\n\u003cli\u003eBond chassis to cabinet ground to reduce induced noise.\u003c\/li\u003e\n\u003cli\u003eVerify AC supply voltage before energizing; check alarm indicators for operational status.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44622841249891,"sku":"51304074-100","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/50136386-250_1.jpg?v=1789459234","url":"https:\/\/precisemodule.com\/products\/honeywell-51304074-100-cabinet-fan-assembly","provider":"Precise Module Ltd.","version":"1.0","type":"link"}