{"product_id":"honeywell-cc-tdi220-51308394-275-digital-input-module","title":"Honeywell CC-TDI220 51308394-275 Digital Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell CC-TDI220\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eCC-TDI220\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 Experion PKS and distributed control system networks. Configured for high-density instrumentation tracking, the 16-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\u003eCC-TDI220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e51308394-275\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\u003e0.45 kg standard assembly baseline mass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Series C module footprint 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\u003e16 independent channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e0 to 24 VDC operational potential boundaries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e5 mA per channel at 24 VDC loop load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e4.7 kOhm nominal circuit resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Rating\u003c\/td\u003e\n\u003ctd\u003e1500 V RMS continuous isolation between channels and control logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 1 ms state transition tracking latency\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 discrete input architecture incorporates a 1500 V RMS galvanic isolation barrier between the field side terminals and the internal processing logic. This high-potential barrier blocks voltage surges and ground loop currents from entering the control logic or creating cross-talk across adjacent chassis slots, preserving signal frame stability on nearby 4-20 mA HART analog loop networks.\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 high-speed solid-state registers within a \u0026lt; 1 ms response window, 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: What is the primary function of the integrated 4.7 kOhm input impedance on each channel?\u003c\/p\u003e\n\u003cp\u003eA: The fixed 4.7 kOhm input impedance establishes a defined electrical load for connected field contacts, drawing a stable 5 mA current at 24 VDC. This continuous current draw prevents stray capacitive noise or induced line leakage voltages from triggering false input states inside the logic registers.\u003c\/p\u003e\n\u003cp\u003eQ: Can this module be hot-swapped while the Experion Series C carrier is powered and active?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the module is engineered for online insertion and removal (OIR) within approved Experion Series C input\/output terminal blocks. Field personnel must verify that the mechanical guidance tracks are aligned precisely prior to engagement to avoid pinning damage or bus disruption during the hot-swap sequence.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45103086600307,"sku":"CC-TDI220 51308394-275","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-12_10-54-12_66a93635-138e-4559-aee7-a1b2287207bf.png?v=1781502919","url":"https:\/\/www.dcssupplier.com\/products\/honeywell-cc-tdi220-51308394-275-digital-input-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}