{"product_id":"honeywell-900tnf-0200-hc900-filler-block-terminal-cover","title":"Honeywell 900TNF-0200 HC900 Filler Block Terminal Cover","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 900TNF-0200\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e900TNF\u003c\/strong\u003e Filler Block Terminal Cover, operates as a dedicated hardware component for empty slot sealing and backplane protection within ControlEdge HC900 and Experion Series C I\/O platforms.\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\u003e900TNF-0200\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\u003e0.085 kg (0.19 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e137 mm x 72.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard HC900 enclosure thermal envelope (-40 to 85 deg C housing tolerance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive physical housing component (no current draw)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Rating\u003c\/td\u003e\n\u003ctd\u003e15 A, 300 V dielectric clearance rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eHC900 \/ ControlEdge HC900 I\/O racks and Experion Series C backplanes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eSnap-in DIN rail \/ rack slot installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eMolded plastic with EMI shielding properties\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003ePLCs\/Machine Control \/ Rack Accessories\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 \u0026amp; DCS System Protection\u003c\/h3\u003e\n\u003cp\u003eThe 900TNF-0200 filler block terminal cover secures unpopulated module slots across ControlEdge HC900 and Experion Series C racks. Built with an EMI-shielded molded plastic structure, the cover prevents particulate contamination, accidental physical contact, and electromagnetic disturbance from affecting adjacent active cards handling 4-20 mA HART loop protocol signals. The unit maintains channel-to-channel isolation distances across backplane bus slots and supports uninterrupted hot-swap maintenance on adjacent operational I\/O modules.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does installing or removing the 900TNF-0200 cover require shutting down the rack power supply?\u003c\/p\u003e\n\u003cp\u003eA: No, the passive snap-in cover is designed for online insertion and removal, allowing online maintenance without interrupting neighboring active I\/O modules on the backplane.\u003c\/p\u003e\n\u003cp\u003eQ: How does the cover contribute to system noise suppression in mixed signal racks?\u003c\/p\u003e\n\u003cp\u003eA: The cover housing features integrated EMI shielding properties that block stray electromagnetic radiation from entering open slot backplane pin fields where 4-20 mA HART signals are routed.\u003c\/p\u003e\n\u003cp\u003eQ: Is external power required for the terminal cover?\u003c\/p\u003e\n\u003cp\u003eA: No, the 900TNF-0200 is a non-powered mechanical protection component designed strictly for physical slot enclosure and bus pin isolation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eAlign the upper retaining tabs of the 900TNF-0200 cover with the target empty slot position on the rack chassis.\u003c\/li\u003e\n\u003cli\u003ePress the cover firmly into the slot until the snap-in latch mechanism engages completely with the rack frame.\u003c\/li\u003e\n\u003cli\u003eEnsure the cover sits completely flush with adjacent I\/O modules to maintain continuous EMI shielding across the backplane faceplate assembly.\u003c\/li\u003e\n\u003cli\u003eKeep slot covers installed on all unpopulated positions to maintain proper convection airflow patterns within the control cabinet.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53525967274293,"sku":"900TNF-0200","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/900TNF-0200_Cocoai.png?v=1789010997","url":"https:\/\/www.5gplc.com\/products\/honeywell-900tnf-0200-hc900-filler-block-terminal-cover","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}