{"product_id":"invensys-triconex-3503e-24v-ac-dc-input-module","title":"Invensys Triconex 3503E | 24V AC\/DC Input Module","description":"\u003ch2\u003eTriconex 3503E Digital Input Module Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e3503E\u003c\/strong\u003e Digital Input Module from \u003cstrong\u003eTriconex\u003c\/strong\u003e represents advanced Triple Modular Redundant technology for critical safety systems. This 32-input module features three isolated channels that independently process all input data for maximum reliability. The \u003cstrong\u003e3503E\u003c\/strong\u003e ensures the highest integrity through comprehensive diagnostics and voting mechanisms.\u003c\/p\u003e\n\u003ch3\u003eComplete Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: \u003cstrong style=\"color: #2c5aa0;\"\u003eTriconex\u003c\/strong\u003e | Model: \u003cstrong\u003e3503E\u003c\/strong\u003e Digital Input Module\u003c\/li\u003e\n\u003cli\u003eProduct Type: TMR Digital Input Module with Self-Test Capability\u003c\/li\u003e\n\u003cli\u003eInput Voltage: 24 VAC\/VDC with 32 input points total\u003c\/li\u003e\n\u003cli\u003eInput Configuration: Commoned in groups of 8 points each\u003c\/li\u003e\n\u003cli\u003eRecommended Input Range: 20-42.5 VDC for optimal performance\u003c\/li\u003e\n\u003cli\u003eMaximum Voltage: 42.5 VAC\/VDC absolute maximum rating\u003c\/li\u003e\n\u003cli\u003eFrequency Range: DC or 47-63 Hz AC operation\u003c\/li\u003e\n\u003cli\u003eModule Weight: 0.8 kg for standard installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSwitching Level Off to On: Greater than 18 VAC\/VDC threshold\u003c\/li\u003e\n\u003cli\u003eSwitching Level On to Off: Less than 6 VAC\/VDC threshold\u003c\/li\u003e\n\u003cli\u003eNominal Turn-On Current: 6-9 mA typical operating current\u003c\/li\u003e\n\u003cli\u003eTypical Hysteresis: 4 VAC\/VDC for noise immunity\u003c\/li\u003e\n\u003cli\u003eInput Delay OFF to ON: Less than 8 milliseconds response\u003c\/li\u003e\n\u003cli\u003eInput Delay ON to OFF: Less than 15 milliseconds response\u003c\/li\u003e\n\u003cli\u003ePoint Isolation: 1,500 VDC isolation for safety\u003c\/li\u003e\n\u003cli\u003eNominal Input Impedance: Greater than 1.25 KΩ impedance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePower Requirements \u0026amp; Diagnostics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNominal Field Power Load Per On Point: 0.5 watts typical\u003c\/li\u003e\n\u003cli\u003eMaximum Field Power Consumption: 1.5 watts at maximum voltage\u003c\/li\u003e\n\u003cli\u003eDiagnostic Indicators: Input Status - 1 indicator per point\u003c\/li\u003e\n\u003cli\u003eModule Status Indicators: PASS, FAULT, ACTIVE status monitoring\u003c\/li\u003e\n\u003cli\u003eStuck Test Feature: ON for detecting stuck-ON conditions\u003c\/li\u003e\n\u003cli\u003eColor Code: Dark Red for immediate visual identification\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHow many input points does the 3503E have? 32 digital input points\u003c\/li\u003e\n\u003cli\u003eWhat voltage ranges does it support? 24 VAC\/VDC, 20-42.5 VDC recommended\u003c\/li\u003e\n\u003cli\u003eWhat is the input delay time? OFF to ON: \u0026lt;8ms, ON to OFF: \u0026lt;15ms\u003c\/li\u003e\n\u003cli\u003eDoes it support self-testing? Yes, for stuck-ON condition detection\u003c\/li\u003e\n\u003cli\u003eWhat type of isolation is provided? 1,500 VDC point isolation\u003c\/li\u003e\n\u003cli\u003eHow are inputs grouped? 32 points commoned in groups of 8\u003c\/li\u003e\n\u003cli\u003eWhat is the module weight? 0.8 kg for easy handling and installation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Invensys Triconex","offers":[{"title":"Default Title","offer_id":51050464772228,"sku":"3503E","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/3503E.jpg?v=1762580053","url":"https:\/\/www.etowonauto.com\/nb\/products\/invensys-triconex-3503e-24v-ac-dc-input-module","provider":"Etowon Auto","version":"1.0","type":"link"}