{"product_id":"honeywell-51304335-175-analog-output-field-termination-assembly","title":"Honeywell 51304335-175 Analog Output Field Termination Assembly","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 51304335-175\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMC-TAOX12\u003c\/strong\u003e Analog Output Field Termination Assembly, operates as a dedicated hardware component for 8-channel analog signal termination and field loop routing within Honeywell Universal Control Network (UCN) 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\u003e51304335-175\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\u003eApprox. 0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Honeywell FTA mounting card footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax. 2.5 W at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlternate Part Number\u003c\/td\u003e\n\u003ctd\u003eMC-TAOX12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e8 analog output channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Range\u003c\/td\u003e\n\u003ctd\u003e0-20 mA or 4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Load Resistance\u003c\/td\u003e\n\u003ctd\u003e250 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous Location Approval\u003c\/td\u003e\n\u003ctd\u003eClass I, Division 2, Group D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMTBF\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 50,000 hours\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-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe field termination assembly incorporates galvanically isolated current drivers and internal filtering circuits to enforce channel-to-channel isolation across all 8 analog output lines. By maintaining high dielectric isolation between field loops and internal system buses, the board suppresses ground potential shifts and prevents electrical noise crosstalk from degrading signal precision on active 4-20 mA HART loop protocol instruments or 0-20 mA control loops.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum load resistance supported per current loop on the 51304335-175?\u003c\/p\u003e\n\u003cp\u003eA: Each of the 8 output channels supports a maximum loop load resistance of 250 ohm when operating within the standard 0-20 mA or 4-20 mA output ranges.\u003c\/p\u003e\n\u003cp\u003eQ: How is the 51304335-175 grounded in a Class I, Division 2 hazardous area installation?\u003c\/p\u003e\n\u003cp\u003eA: Frame grounding is established via dedicated chassis mounting screws, and field cable shields must be grounded at one point on the FTA ground bar to satisfy Class I, Division 2 requirements.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 51304335-175 assembly be installed in redundant UCN I\/O configurations?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the board layout is designed for dual-redundant cable connection to redundant Analog Output I\/O processor modules within Honeywell UCN architecture.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure backplane power and external 24 VDC loop supplies are de-energized prior to connecting interface cables or terminal wiring.\u003c\/li\u003e\n\u003cli\u003eMount the assembly onto the standard cabinet DIN rail or carrier channel using integrated mounting clips.\u003c\/li\u003e\n\u003cli\u003eFasten signal cable drain wires directly to the FTA shield terminal bar to maintain continuous grounding and prevent high-frequency noise pickup.\u003c\/li\u003e\n\u003cli\u003eConfirm field loop total resistance does not exceed 250 ohm to prevent current driver saturation during peak 20 mA signal output\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53635249504565,"sku":"51304335-175","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/51304335-175_4b97d0dc-5496-4420-a811-05adbd5f074b.png?v=1790231357","url":"https:\/\/www.5gplc.com\/products\/honeywell-51304335-175-analog-output-field-termination-assembly","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}