{"product_id":"t3401-rockwell-ics-triplex-8-channel-dc-digital-input-module","title":"T3401 Rockwell ICS Triplex 8-Channel DC Digital Input Module","description":"\u003ch3 class=\"\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe Rockwell ICS Triplex T3401 is a high-reliability DC digital input module engineered for precision monitoring within complex industrial control environments.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis module functions as a critical interface between field-level binary sensors and the primary PLC processor,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003efacilitating the accurate acquisition of status data from switches,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003econtacts,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand other discrete devices.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eDesigned for maximum uptime,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe T3401 ensures that critical signal transitions are captured with high fidelity,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eeven in electrically noisy or harsh atmospheric conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe T3401 is optimized for energy-efficient operation,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eutilizing a 12V DC logic-side power requirement that minimizes the thermal footprint within control cabinets.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIts robust architecture is specifically tailored for industries where safety and reliability are non-negotiable,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003esuch as oil and gas processing,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003epower generation,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand specialized manufacturing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eKey Technical Characteristics\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe T3401 is distinguished by its precise monitoring capabilities and flexible communication integration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eMulti-Channel Monitoring:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFeatures 8 independent digital input channels,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eallowing for the concurrent tracking of multiple field device states.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eSuperior Accuracy:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eDelivers a ±1% monitoring accuracy,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eproviding the exactness required for sensitive control loops and diagnostic reporting.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eLow Power Consumption:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eOperates on a 12V DC input,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003esupporting sustainable energy management and reduced heat dissipation in high-density rack configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eNetwork Versatility:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated Modbus RTU protocol support enables the module to communicate seamlessly with diverse industrial networks and supervisory systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eEnvironmental Resilience:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eEngineered to maintain peak performance under extreme temperature fluctuations and high humidity,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eensuring long-term durability.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eCertified Compliance:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFully meets CE,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUL,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand RoHS international standards for safety,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eperformance,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand environmental responsibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eManufacturer:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eRockwell Automation (ICS Triplex)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModel Number:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eT3401\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModule Type:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eDC Digital Input\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eNumber of Inputs:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e8 Channels\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eInput Voltage:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e12V DC\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eLoad Current per Channel:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e25mA (Maximum)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eMonitoring Accuracy:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e±1%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eCommunication Protocol:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eModbus RTU\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eDimensions:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e3.\u003c\/span\u003e\u003cspan class=\"\"\u003e3 x 26.\u003c\/span\u003e\u003cspan class=\"\"\u003e5 x 35.\u003c\/span\u003e\u003cspan class=\"\"\u003e5 cm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eWeight:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e1.\u003c\/span\u003e\u003cspan class=\"\"\u003e3 kg (2.\u003c\/span\u003e\u003cspan class=\"\"\u003e87 lbs)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eOperating Standards:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eCE,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUL,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eRoHS compliant\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eOrigin:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUSA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\"\u003eSystem Integration and Application\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe T3401 module is frequently deployed in distributed control systems (DCS) where modularity and ease of integration are paramount.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIts standard form factor allows for rapid installation into existing ICS Triplex frames,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewhile the Modbus RTU interface simplifies the data mapping process for system engineers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eBy providing a stable and accurate digital input layer,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe T3401 helps operators maintain the integrity of their safety-critical systems,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eallowing for proactive maintenance and rapid response to field events.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis makes it an essential component for legacy system support and new automation builds requiring high-performance discrete signal processing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45519062335661,"sku":"T3401","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/ics-triplex-t3401-dc-digital-input-module-xtpn1xjajxs.jpg?v=1766985973","url":"https:\/\/www.maxwellplc.com\/products\/t3401-rockwell-ics-triplex-8-channel-dc-digital-input-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}