{"product_id":"honeywell-mc-tdiy22-51204160-175-digital-input-fta","title":"Honeywell MC-TDIY22 51204160-175 Digital Input Field Termination Assembly","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Honeywell MC-TDIY22 (51204160-175) is a Digital Input Field Termination Assembly (FTA) designed for use within the Honeywell TDC 3000 and related distributed control system (DCS) architectures. This printed circuit board assembly serves as the critical interface between field-mounted digital input devices and the system's I\/O processor modules. It facilitates the reliable transition of field signals, ensuring proper voltage levels and signal integrity for 24Vdc digital input loops.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for 24Vdc digital input signal conditioning and termination.\u003c\/li\u003e\n\u003cli\u003eProvides a robust interface between field wiring and the system I\/O bus.\u003c\/li\u003e\n\u003cli\u003eEngineered for integration into standard Honeywell control system cabinets.\u003c\/li\u003e\n\u003cli\u003eFacilitates organized field wiring termination, reducing maintenance downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis FTA is primarily utilized in industrial process automation environments, including oil and gas, chemical processing, and power generation facilities. It is typically deployed in I\/O cabinets to manage discrete inputs from field sensors, switches, and transmitters that require a 24Vdc supply.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\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\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eDigital Input Field Termination Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e24Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eESD Protection:\u003c\/strong\u003e Always use a grounded wrist strap when handling the PCB to prevent electrostatic discharge damage to sensitive components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Down:\u003c\/strong\u003e Ensure all power to the I\/O cabinet and the specific loop is disconnected before installing or removing the FTA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Ensure all field wires are properly labeled and secured to the terminal blocks. Verify polarity for 24Vdc signals before energizing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e Install in a clean, dry, and climate-controlled environment to prevent corrosion and overheating. Ensure adequate ventilation within the cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Follow standard industrial grounding practices for the cabinet and signal shields to minimize EMI\/RFI interference.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs this part still supported by the manufacturer?\u003c\/h3\u003e\u003cp\u003eThe MC-TDIY22 is marked as discontinued by Honeywell. We provide these units as refurbished or surplus stock to support legacy system maintenance.\u003c\/p\u003e\u003ch3\u003eWhat is the primary function of an FTA?\u003c\/h3\u003e\u003cp\u003eAn FTA (Field Termination Assembly) acts as a bridge between field-side wiring and the controller I\/O modules, providing signal conditioning, protection, and a convenient termination point for field cables.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48792722407614,"sku":"MC-TDIY22 51204160-175","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/wm_1_1b08cea2-4e2b-4103-9869-6533e6c05a3e.jpg?v=1787854770","url":"https:\/\/www.autooiltech.com\/products\/honeywell-mc-tdiy22-51204160-175-digital-input-fta","provider":"AutoOilTech Limited","version":"1.0","type":"link"}