{"product_id":"honeywell-tc-ioli01-51403427-125-i-o-link-interface-input-module","title":"Honeywell TC-IOLI01 51403427-125 I\/O Link Interface Input Module","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTC-IOLI01 (51403427-125)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a specialized digital input interface designed for Honeywell’s legacy I\/O Link architectures. This module functions as a critical bridge within the process control environment, allowing high-voltage AC field signals to be interpreted by the low-voltage DC logic of the controller backplane. Engineered for the Experion PKS and High-Performance Process Manager (HPM) systems, it provides precise monitoring of discrete field states while ensuring electrical isolation to protect core system hardware from industrial transients.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Identification\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTC-IOLI01\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAssociated Part Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e51403427-125\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Function\u003c\/strong\u003e: Digital Input \/ I\/O Link Interface\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNominal Input Voltage\u003c\/strong\u003e: 120 VAC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency Compatibility\u003c\/strong\u003e: 50\/60 Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Current Rating\u003c\/strong\u003e: 13 mA (typical)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Logic Power\u003c\/strong\u003e: 24 VDC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eForm Factor\u003c\/strong\u003e: Chassis-mounted PLC Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e: 0.45 kg (approx. 1.00 lbs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLifecycle Status\u003c\/strong\u003e: Discontinued by Manufacturer (Legacy Spares Support)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOperational Reliability and Utility\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTC-IOLI01 (51403427-125)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis typically deployed in aging process control networks where 120 VAC discrete devices—such as limit switches, motor auxiliary contacts, and pushbutton stations—must be integrated into the control strategy. Despite its \"Discontinued\" status, it remains a vital component for engineers maintaining critical infrastructure, offering a far more cost-effective alternative to full system migrations. Its robust 1.00 lb construction is indicative of the heavy-duty shielding and isolation transformers required for stable 120V signal processing in noisy electrical environments.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan this module be used with 240 VAC inputs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTC-IOLI01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis specifically rated for 120 VAC nominal input. Applying higher voltages will lead to internal component failure and potential backplane damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 51403427-125 part number interchangeable with the TC-IOLI01?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e51403427-125\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis the official Honeywell manufacturing part number for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTC-IOLI01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodule assembly, and they are functionally identical for all I\/O Link applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52454629081397,"sku":"TC-IOLI01 51403427-125","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/TC-IXR0612_30849bf1-cc3c-415c-b577-1711a6995449.jpg?v=1773902196","url":"https:\/\/www.5gplc.com\/products\/honeywell-tc-ioli01-51403427-125-i-o-link-interface-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}