{"product_id":"triconex-3805e-ao-module-tmr-safety-controller-sil-3-output","title":"Triconex 3805E | AO Module | TMR Safety Controller | SIL 3 Output","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriconex 3805E Analog Output (AO) Module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis engineered for Tricon™ Triple Modular Redundancy (TMR) systems, providing precise and reliable analog outputs for safety-critical control loops. It drives final control elements such as valves, actuators, and motor controllers, ensuring robust performance even under fault conditions.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eTriple Modular Redundancy and Voting\u003c\/strong\u003e\u003cbr\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3805E\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eincorporates a patented TMR output voting mechanism. Each of the three redundant legs receives signals from the Main Processors, converts them to analog, and votes on the correct output. If one leg fails, the remaining two maintain accurate control, preventing hazardous failures or unnecessary trips.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Precision Output\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandard 4–20 mA, with over-range capability up to 22 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eResolution:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e12-bit for fine modulation of control elements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAccuracy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBetter than 0.25% of full-scale across operating temperatures from 0° to 60°C (32°–140°F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Diagnostics and Loop Monitoring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eContinuous current loop monitoring with real-time comparison to commanded values\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDetection of open circuits, short circuits, and stuck-at faults\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-in diagnostics to verify actuator and valve responsiveness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMaintenance and Reliability\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swappable:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eReplace the module without shutting down the process\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStatus Indicators:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePASS, FAULT, ACTIVE, LOAD, PWR1, and PWR2 LEDs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGalvanic Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProtects the internal system from external electrical surges\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSIL 3 Certified:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFully compliant with IEC 61508 for high-integrity applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eFeature\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\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eTMR Analog Output (AO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e8, non-isolated, common return\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e4–20 mA, over-range up to 22 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e12-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Accuracy\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.25% FSR (0–21.2 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Loop Power\u003c\/td\u003e\n\u003ctd\u003e+24 VDC nominal, max +42.5 VDC, reverse voltage protected\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Requirements\u003c\/td\u003e\n\u003ctd\u003e250Ω: \u0026gt;20 VDC, 500Ω: \u0026gt;25 VDC, 750Ω: \u0026gt;30 VDC, 1000Ω: \u0026gt;35 VDC (1 amp minimum each)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitch Time on Leg Failure\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;10 ms typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostics\u003c\/td\u003e\n\u003ctd\u003ePASS, FAULT, ACTIVE, LOAD, PWR1, PWR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Compliance\u003c\/td\u003e\n\u003ctd\u003eSIL 3 (IEC 61508)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Code\u003c\/td\u003e\n\u003ctd\u003ePea Green\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModulating Valves:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePrecise flow and pressure control in critical safety zones\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTurbine Speed Control:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInterfaces with electronic governors for high-speed machinery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDamper Actuators:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBurner Management System (BMS) control for air\/fuel ratio\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVariable Speed Drives (VSD):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCritical motor setpoint control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOptimal reliability is achieved when used with a compatible\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eExternal Termination Panel (ETP)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto supply redundant field power to output loops.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch4\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the 3805E be replaced without shutting down the system?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it supports hot-swap operation while maintaining control through active modules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the output resolution of this module?\u003c\/strong\u003e\u003cbr\u003eA: The module provides 12-bit resolution, allowing smooth analog control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the 3805E suitable for SIL 3 applications?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is IEC 61508 SIL 3 certified for high-integrity safety systems.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Triconex","offers":[{"title":"Default Title","offer_id":44121714524259,"sku":"3805E","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/TRICONEX3805E-3.jpg?v=1776392995","url":"https:\/\/precisemodule.com\/products\/triconex-3805e-ao-module-tmr-safety-controller-sil-3-output","provider":"Precise Module Ltd.","version":"1.0","type":"link"}