{"product_id":"honeywell-mu-gdid12-51304640-175-input-module","title":"Honeywell MU-GDID12 51304640-175 Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell MU-GDID12\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMU-GDID12\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for localized binary state processing, real-time signal replication, and field-level instrument monitoring within Honeywell distributed control system networks. Configured for high-density instrumentation tracking, the 32-channel card provides direct physical and electrical execution to interface discrete state devices straight to the master processor chassis backplane.\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\u003eMU-GDID12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e51304640-175\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\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e307 mm (12.1 inches) high-density module profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eDiscrete Digital Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e32 independent channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal loop rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Open Circuit\u003c\/td\u003e\n\u003ctd\u003e10.5 VDC maximum open circuit voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Short Circuit\u003c\/td\u003e\n\u003ctd\u003e14 mA maximum short circuit current limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Source Resistance\u003c\/td\u003e\n\u003ctd\u003e800 ohms minimum source resistance threshold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Applied Voltage\u003c\/td\u003e\n\u003ctd\u003e250 V RMS maximum applied isolation limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Type\u003c\/td\u003e\n\u003ctd\u003eCompression terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Support\u003c\/td\u003e\n\u003ctd\u003eYes, dual-channel hardware redundancy compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance \u0026amp; Coating\u003c\/td\u003e\n\u003ctd\u003eCE compliant, conformally coated board assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Isolator\u003c\/td\u003e\n\u003ctd\u003ePart Number 51191699-100 (MTL4016)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; DCS Instrumentation Rails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol and Channel-to-Channel Isolation\u003c\/strong\u003e The module's internal circuitry enforces rigid galvanic isolation barriers capable of withstanding up to 250 V RMS applied voltage anomalies. By maintaining complete structural isolation from the main processing logic, the hardware prevents dynamic line surges from destabilizing nearby analog control sub-tiers, suppressing cross-talk across adjacent 4-20 mA HART analog loop networks sharing the same carrier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Junction Compensation (CJC) and Signal Conversion Pathways\u003c\/strong\u003e Because this module specializes in high-speed binary state execution rather than temperature sensor tracking, it acts purely as a discrete voltage monitor. The internal logic reads input states natively via 32 independent solid-state registers, converting physical 24 VDC on\/off potentials into system bits instantly without requiring cold junction compensation tracking or analog conversion delays.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the integrated redundancy support execute during a primary hardware fault?\u003c\/p\u003e\n\u003cp\u003eA: The module pairs with an identical standby unit via a redundant carrier assembly. The internal voting logic monitors the active input registers concurrently; if a primary card hardware fault or bus communication breakdown is detected, the system executes a bump-free switchover to the secondary card within millisecond limits without losing discrete input state capture.\u003c\/p\u003e\n\u003cp\u003eQ: What is the practical function of the conformal coating on the printed circuit board assembly?\u003c\/p\u003e\n\u003cp\u003eA: The conformal coating applies a specialized polymer film over the solid-state circuitry. This protective barrier seals the board against airborne moisture, conductive dust, and corrosive chemical gases common in harsh industrial environments, preventing parasitic leakage paths and expanding the long-term reliability matrix of the hardware.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Slot Alignment, Compression Terminal Fastening, and Grounding Earth Blocks\u003c\/strong\u003e Align the 307 mm module housing precisely with the vertical guide rails of the designated Honeywell chassis slot. Slide the card forward until the rear bus pins engage the backplane fully, then lock the mechanical retention levers. Strip field wires cleanly and secure them into the compression terminals, ensuring the primary carrier framework links directly to the main cabinet copper earth bus bar.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Routing, Wireway Constraints, and Barrier Separation\u003c\/strong\u003e Route all 32 discrete input lines through dedicated, grounded steel wireways completely separated from primary high-voltage AC motor cables or heavy inductive switching paths to eliminate cross-talk. When deploying the recommended 51191699-100 (MTL4016) isolation modules for hazardous zones, ensure intrinsic safety wiring separation constraints are maintained according to standard electrical codes.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45103086633075,"sku":"MU-GDID12 51304640-175","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/25_ea0208ef-5aad-44b5-b613-e05f524f6d56.png?v=1781502955","url":"https:\/\/www.dcssupplier.com\/products\/honeywell-mu-gdid12-51304640-175-input-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}