{"product_id":"honeywell-51309404-002-power-input-board","title":"Honeywell 51309404-002 Power\/Input Board","description":"\u003cp\u003eConfigured for power distribution and input signal handling in Honeywell DCS platforms, the \u003cstrong\u003eHoneywell 51309404-002\u003c\/strong\u003e (\u003cstrong\u003e51309404-002\u003c\/strong\u003e Power\/Input Board) provides direct physical\/electrical execution. Interfacing directly with internal system backplanes, the module regulates power routing from system supplies to internal control electronics while managing incoming field signals across modular chassis assemblies. The board utilizes an industrial-grade backplane-mounted form factor to maintain continuous electrical connection within control rack environments.\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\u003e51309404-002\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. 0.60 kg (1.32 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Modular Rack Card Profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive Power Distribution \/ Input Handling Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eHoneywell Control Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Interface\u003c\/td\u003e\n\u003ctd\u003eInternal System Backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eBackplane-Mounted \/ Chassis Rack Mount\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\u003c\/h3\u003e\n\u003cp\u003eThe 51309404-002 power\/input board supports digital signal routing across 4-20 mA HART loop protocol architectures without degrading analog current values. Onboard high-frequency filtering removes field-induced common-mode noise while allowing digital FSK (Frequency Shift Keying) HART communications to pass transparently to system controller cards. This enables continuous device diagnostics, range configuration, and primary variable conditioning directly through the backplane interface.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does inserting the 51309404-002 board require shutting down the rack power supply?\u003c\/p\u003e\n\u003cp\u003eA: Standard maintenance procedures require de-energizing the local rack rack section prior to module insertion to prevent transient power surges on internal backplane buses.\u003c\/p\u003e\n\u003cp\u003eQ: How is ground continuity maintained across the backplane interface?\u003c\/p\u003e\n\u003cp\u003eA: Grounding is established through low-impedance gold-plated edge connector pins that bond directly to the grounded metal chassis frame upon full insertion.\u003c\/p\u003e\n\u003cp\u003eQ: What prevents mechanical misalignment during board installation?\u003c\/p\u003e\n\u003cp\u003eA: Keyed backplane guide rails align the PCB edge connectors with internal rack slots, preventing inverted insertion or pin damage.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect system power from the targeted chassis rack prior to card installation or removal.\u003c\/li\u003e\n\u003cli\u003eAlign the circuit board edges with the enclosure slot card guides.\u003c\/li\u003e\n\u003cli\u003eSlide the board into the rack until edge connectors fully seat into the backplane receptacle.\u003c\/li\u003e\n\u003cli\u003eFasten top and bottom faceplate retention screws to secure the module against vibration.\u003c\/li\u003e\n\u003cli\u003eEnsure field input signal wiring shields are tied to the main cabinet grounding bus bar at a single termination point.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53621258354997,"sku":"51309404-002","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/51309404-002_Cocoai.png?v=1789974370","url":"https:\/\/www.5gplc.com\/products\/honeywell-51309404-002-power-input-board","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}