{"product_id":"aar181-s50-yokogawa-rtd-input-module-new-original-stock","title":"AAR181-S50 Yokogawa RTD Input Module | New \u0026 Original Stock","description":"\u003ch1\u003eYokogawa AAR181-S50 RTD Input Module\u003c\/h1\u003e\n\u003cp\u003eConfigured for RTD and low-level analog signal acquisition in CENTUM and related Yokogawa DCS architectures, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa AAR181-S50\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003eAAR181\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRTD Input Module) provides direct physical and electrical execution for isolated multi-channel temperature input processing.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\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\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eAAR181\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull Model\u003c\/td\u003e\n\u003ctd\u003eAAR181-S50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eRTD Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Type\u003c\/td\u003e\n\u003ctd\u003eIsolated Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration Support\u003c\/td\u003e\n\u003ctd\u003eDual-redundant compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Categories\u003c\/td\u003e\n\u003ctd\u003eRTD, thermocouple, mV input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eAAR181-S50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eRTD Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e12 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Compatibility\u003c\/td\u003e\n\u003ctd\u003eRTD, thermocouple (TC), mV signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eChannel isolation supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Support\u003c\/td\u003e\n\u003ctd\u003eDual-redundant system compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Connection\u003c\/td\u003e\n\u003ctd\u003eDirect field terminal wiring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Interface Option\u003c\/td\u003e\n\u003ctd\u003eKS cable interface adapter supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Cable Option\u003c\/td\u003e\n\u003ctd\u003eCustomer-supplied MIL cable connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Method\u003c\/td\u003e\n\u003ctd\u003eI\/O rack mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eChannel Isolation and Temperature Signal Processing\u003c\/h3\u003e\n\u003cp\u003eThe AAR181-S50 module processes resistance temperature detector and low-level analog temperature signals using isolated input circuitry intended for distributed process control environments. Channel-to-channel electrical isolation reduces common-mode interference propagation between field loops during mixed RTD and thermocouple deployments.\u003c\/p\u003e\n\u003cp\u003eFor thermocouple integration, cold junction compensation handling is executed through associated system-level temperature reference processing within the Yokogawa control platform. Signal acquisition for mV and RTD loops is internally conditioned prior to conversion and backplane transmission.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the AAR181-S50 support redundant controller configurations?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The module is specified for use in dual-redundant system architectures where redundant I\/O processing paths are implemented at the DCS level.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can RTD and thermocouple inputs be mixed on the same module?\u003c\/strong\u003e\u003cbr\u003eA: The module accepts RTD, thermocouple, and mV signal categories. Actual mixed-channel assignment behavior depends on the configured I\/O definition within the host control system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are external interface cable options available for cabinet integration?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The module supports direct terminal wiring, KS cable interface adapter connection, and customer-furnished MIL cable integration methods.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSeparate RTD and thermocouple signal wiring from high-voltage motor and inverter cabling to minimize induced noise coupling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintain shield grounding at a single designated panel grounding point to reduce circulating ground loop current.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify RTD lead resistance consistency prior to field termination, particularly for long cable routing installations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse twisted-pair instrumentation cable for low-level mV and thermocouple circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm terminal polarity before energizing thermocouple input channels to prevent reverse temperature indication behavior.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDuring redundant system installation, validate module seating and backplane connector engagement before applying field signal loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44139635146840,"sku":"AAR181-S50","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/AAR181-S50.jpg?v=1779673225","url":"https:\/\/www.industriaxplc.com\/products\/aar181-s50-yokogawa-rtd-input-module-new-original-stock","provider":"IndustriaX Limited","version":"1.0","type":"link"}