{"product_id":"ac-input-module-tc-idk161-honeywell","title":"AC Input Module | TC-IDK161 | Honeywell","description":"\u003ch2\u003eHoneywell TC-IDK161 AC Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTC TC-IDK161\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eTC-IDK161 AC Input Module\u003c\/strong\u003e, operates as a dedicated hardware component for AC voltage signal acquisition within PLC-based digital input subsystems.\u003c\/p\u003e\n\u003cp\u003eConfigured for 120 V AC signal interfacing in distributed control racks, the \u003cstrong\u003eTC TC-IDK161\u003c\/strong\u003e (\u003cstrong\u003eTC-IDK161 AC Input Module\u003c\/strong\u003e) provides direct electrical level translation from field AC switching states into backplane-readable digital logic signals. The module is designed for isolated input acquisition at 50 \/ 60 Hz line frequency environments, with defined low-level auxiliary current consumption paths at 5.1 VDC and 24 VDC reference rails.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eNo manufacturer-provided suffix segmentation or functional variant structure is documented for TC-IDK161. The identifier is treated as a single fixed-order module designation.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003eTC-IDK161\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003ehoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.43 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e120 V AC input, 50 \/ 60 Hz; 15 mA; 125 mA @ 5.1 VDC; 3 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eAC isolated input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Interface\u003c\/td\u003e\n\u003ctd\u003ePLC rack backplane interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e50 \/ 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eElectrical Isolation and Input Conditioning Behavior\u003c\/h3\u003e\n\u003cp\u003eThe TC-IDK161 implements AC input isolation between field terminals and internal logic rails. Input stage conditioning is designed to maintain separation between 120 V AC switching circuits and low-voltage backplane electronics. The signal path includes rectification and threshold detection stages to convert sinusoidal AC presence into stable digital state representation. Internal current draw characteristics indicate dual-supply referencing behavior across 5.1 VDC logic rail and 24 VDC auxiliary control domain.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the TC-IDK161 support hot-swapping in a live rack configuration?\u003c\/strong\u003e\u003cbr\u003eA: No hot-swap capability is specified. Module insertion or removal should be performed under de-energized backplane conditions to avoid contact arcing or logic bus corruption.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the backplane electrical load contribution of this module?\u003c\/strong\u003e\u003cbr\u003eA: The module draws defined auxiliary currents on 5.1 VDC and 24 VDC rails. Exact backplane slot allocation limits are not specified and depend on host rack architecture.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is channel-to-channel isolation implemented within the input group?\u003c\/strong\u003e\u003cbr\u003eA: Only overall AC input isolation is indicated. Individual channel isolation architecture is not documented in the provided specification set.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure system power is fully removed from the PLC rack prior to insertion or removal of the module.\u003c\/li\u003e\n\u003cli\u003eVerify 120 V AC field wiring is routed separately from low-voltage signal cabling to reduce electromagnetic coupling.\u003c\/li\u003e\n\u003cli\u003eMaintain correct torque on terminal connections according to rack manufacturer guidelines for AC signal modules.\u003c\/li\u003e\n\u003cli\u003eConfirm proper grounding of rack chassis to minimize noise on isolated input detection circuits.\u003c\/li\u003e\n\u003cli\u003eAvoid routing high-frequency switching conductors parallel to input signal wiring harnesses over extended distances.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44296284012632,"sku":"TC-IDK161","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/TC-IDK161-3.jpg?v=1782811826","url":"https:\/\/www.industriaxplc.com\/products\/ac-input-module-tc-idk161-honeywell","provider":"IndustriaX Limited","version":"1.0","type":"link"}