{"product_id":"3504e-triconex-tricon-digital-input-module","title":"3504E | Triconex | Tricon Digital Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eTriconex 3504E\u003c\/strong\u003e is a high-density, DC-coupled digital input module engineered for the Tricon Triple Modular Redundancy (TMR) safety platform. Managing up to 64 discrete input points in a commoned configuration, it enables compact, high-channel-count monitoring in Safety Instrumented Systems (SIS).\u003c\/p\u003e\n\u003ch3\u003eOperating Voltage and Signal Logic\u003c\/h3\u003e\n\u003cp\u003eThe module supports nominal input voltages of 24 VDC (15-30 VDC range) or 48 VDC (20-72 VDC range), which are software-selectable via TriStation 1131. Operating across three isolated internal channels, the module utilizes 2-out-of-3 (2oo3) voting logic to maintain fault-tolerant signal execution with transition delays under 10 ms for both ON and OFF states.\u003c\/p\u003e\n\u003ch3\u003eDiagnostic Monitoring and Physical Identification\u003c\/h3\u003e\n\u003cp\u003eIntegrated self-diagnostic routines, including automated \"Stuck Tests\" for ON and OFF states, continuously monitor each channel to detect stuck faults within milliseconds. The physical module features a dark red front panel color code for swift field identification in Tricon chassis slots.\u003c\/p\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\u003e3504E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTriconex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eDigital Input Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Architecture\u003c\/td\u003e\n\u003ctd\u003eTriple Modular Redundant (TMR) 2oo3 voting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Input Points\u003c\/td\u003e\n\u003ctd\u003e64 points, commoned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eHigh-density digital (DC-coupled)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage Range\u003c\/td\u003e\n\u003ctd\u003e24 VDC (15-30 VDC) or 48 VDC (20-72 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Input Voltage\u003c\/td\u003e\n\u003ctd\u003e72 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Hysteresis\u003c\/td\u003e\n\u003ctd\u003e4 VDC (for 24 V nominal) \/ 7 VDC (for 48 V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Processing Delay\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 10 ms (ON and OFF transitions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic Features\u003c\/td\u003e\n\u003ctd\u003eIntegrated self-tests (\"Stuck Test\" for ON and OFF states)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Color Code\u003c\/td\u003e\n\u003ctd\u003eDark Red\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Weight\u003c\/td\u003e\n\u003ctd\u003e2.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How is the operating voltage configured for the Triconex 3504E module?\u003c\/p\u003e\n\u003cp\u003eA: The input voltage range (24 VDC or 48 VDC) is software-selectable through the TriStation 1131 programming interface.\u003c\/p\u003e\n\u003cp\u003eQ: What input switching thresholds and hysteresis values apply to this module?\u003c\/p\u003e\n\u003cp\u003eA: Switching hysteresis is rated at 4 VDC for 24 VDC nominal operation and 7 VDC for 48 VDC nominal operation, with maximum input voltage capped at 72 VDC.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle fault detection on field inputs?\u003c\/p\u003e\n\u003cp\u003eA: The module executes integrated self-tests (\"Stuck Tests\") to continuously check each input point for \"stuck-on\" or \"stuck-off\" condition failures.\u003c\/p\u003e","brand":"Triconex","offers":[{"title":"Default Title","offer_id":67964499591477,"sku":"3504Е","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/3604A1_Cocoai_d4daa7ad-c43a-436c-af82-d97e951de56a.png?v=1793067978","url":"https:\/\/www.5gplc.com\/products\/3504e-triconex-tricon-digital-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}