{"product_id":"triconex-3805e-tmr-analog-output-module-high-reliability-ao","title":"Triconex 3805E TMR Analog Output Module | High-Reliability AO","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\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-integrity Analog Output (AO) module engineered for critical Safety Instrumented Systems (SIS). Designed for the Tricon Triple Modular Redundant (TMR) architecture, it provides reliable control for field devices including control valves, actuators, and variable-speed drives. Its TMR design ensures uninterrupted output even in the event of a single internal fault.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eArchitecture and Design\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e3805E\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efeatures three independent processing legs, each executing output commands simultaneously. A hardware voting mechanism determines the final output, delivering unmatched safety and reliability. The module is pea green, conforming to standard Triconex AO color coding, and supports hot-swappable installation in redundant system configurations.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003ePerformance Highlights\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Availability and Fault Tolerance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eTriple Modular Redundant architecture for uninterrupted operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRapid leg failover: \u0026lt;10 ms typical, preventing output disturbance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHot-swappable with online replacement capability in redundant configurations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e8-point output with commoned return, DC coupled\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e12-bit resolution for precise current control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOutput accuracy better than 0.25% Full Scale Range (0–21.2 mA) across 0°C to 60°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports +6% over-range (up to 21.2 mA)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDiagnostics and Monitoring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eContinuous loopback monitoring of actual output versus command\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDetection of open circuits and loss of field power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFront panel LEDs: PASS, FAULT, ACTIVE, LOAD, PWR1, PWR2 for quick troubleshooting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Protection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOver-voltage protection up to +42.5 VDC continuous\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGalvanic isolation to prevent ground loops and protect the main controller\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 align=\"left\"\u003eParameter\u003c\/th\u003e\n\u003cth align=\"left\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eModel\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong\u003e3805E\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eModule Type\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eTMR Analog Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eOutput Channels\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e8 points, commoned return\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eOutput Current Range\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e4–20 mA DC (up to 21.2 mA over-range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eResolution\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e12 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u0026lt;0.25% FSR (0–21.2 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eExternal Loop Power\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eNominal +24 VDC, Max +42.5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eLoad Requirements\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e250Ω: \u0026gt;20 VDC, 500Ω: \u0026gt;25 VDC, 750Ω: \u0026gt;30 VDC, 1000Ω: \u0026gt;35 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e0°C to 60°C (32°F to 140°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u0026lt;10 W typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eIsolation\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eHigh-level galvanic isolation between field and logic circuits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eColor Code\u003c\/td\u003e\n\u003ctd align=\"left\"\u003ePea Green\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eSwitch Time on Leg Failure\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u0026lt;10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cstrong\u003eApplication Notes\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3805E\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis ideal for general-purpose 4–20 mA loops in process control systems. For applications with highly inductive loads such as large solenoid valves, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3805H\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003evariant is recommended due to enhanced handling of inductive spikes.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCan the 3805E be replaced without shutting down the system?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes, it supports hot-swappable installation in a redundant configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhat is the maximum output voltage the module can tolerate?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIt provides over-voltage protection up to +42.5 VDC continuous.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHow precise is the analog output?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module achieves \u0026lt;0.25% FSR accuracy over 0–21.2 mA, even across the full operating temperature range.\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":44130000371811,"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_31fe2de5-b2fb-498d-b04a-5edb9ab8c206.jpg?v=1776738860","url":"https:\/\/precisemodule.com\/products\/triconex-3805e-tmr-analog-output-module-high-reliability-ao","provider":"Precise Module Ltd.","version":"1.0","type":"link"}