{"product_id":"honeywell-mc-tdiy22-51204160-175-digital-input-fta","title":"Honeywell MC-TDIY22 51204160-175 Digital Input Field Termination PC Board","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Honeywell MC-TDIY22 (51204160-175) is a specialized printed circuit board (PCB) designed for digital input field termination within Honeywell industrial control systems. This component serves as a critical interface for managing 24Vdc digital input signals, providing a reliable connection point for field wiring to the control system architecture. Although marked as discontinued by the manufacturer, this unit remains a vital spare for legacy system maintenance and infrastructure support.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for 24Vdc digital input signal termination.\u003c\/li\u003e\n\u003cli\u003eEngineered for robust integration with Honeywell field termination assemblies.\u003c\/li\u003e\n\u003cli\u003eFacilitates organized signal distribution from field devices to the I\/O modules.\u003c\/li\u003e\n\u003cli\u003eCompact PCB design optimized for standard control cabinet mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis field termination board is primarily utilized in Honeywell distributed control systems (DCS) and associated input\/output subsystems. It is commonly deployed in process control environments where high-density digital signal termination is required for monitoring sensors, switches, and other binary field devices.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eMC-TDIY22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e51204160-175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input (24Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Type\u003c\/td\u003e\n\u003ctd\u003eField Termination PC Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the control system is powered down before attempting to install or remove the board.\u003c\/li\u003e\n\u003cli\u003eHandle the PCB with care, utilizing ESD-safe practices to prevent damage to sensitive electronic components.\u003c\/li\u003e\n\u003cli\u003eVerify that the field wiring is properly labeled and matches the terminal mapping for the specific I\/O channel configuration.\u003c\/li\u003e\n\u003cli\u003eEnsure the board is securely seated in its designated slot or mounting assembly to prevent vibration-induced connection issues.\u003c\/li\u003e\n\u003cli\u003eMaintain proper cable routing to minimize electromagnetic interference (EMI) near low-voltage signal paths.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs the MC-TDIY22 still manufactured?\u003c\/strong\u003e\u003cbr\u003eNo, this model has been discontinued by Honeywell. We provide these units as surplus or refurbished spare parts for ongoing maintenance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the primary function of this board?\u003c\/strong\u003e\u003cbr\u003eThis board acts as a terminal interface, allowing field-side 24Vdc digital signals to be connected safely and efficiently to the main control system I\/O modules.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":43988972077146,"sku":"MC-TDIY22 51204160-175","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_f6a18714-1fc1-4aa2-8ffd-865a4a62f251.jpg?v=1788284629","url":"https:\/\/www.spareoil.com\/es\/products\/honeywell-mc-tdiy22-51204160-175-digital-input-fta","provider":"SpareOil Automation","version":"1.0","type":"link"}