{"product_id":"yokogawa-alr121-se1-communication-modules","title":"Yokogawa ALR121-SE1 Communication Modules","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eYokogawa \u003cstrong\u003eALR121‑SE1\u003c\/strong\u003e Communication Module is a PROFIBUS‑DP interface unit designed for CENTUM VP systems, enabling high‑speed and reliable communication between field devices and the DCS with robust isolation and redundancy support.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Yokogawa\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e ALR121‑SE1\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e PROFIBUS‑DP Communication Module\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility:\u003c\/strong\u003e CENTUM VP Distributed Control System\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eTransmission Speed:\u003c\/strong\u003e 9.6 kbps to 12 Mbps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCommunication Ports:\u003c\/strong\u003e Dual PROFIBUS‑DP channels + maintenance port\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMaximum Distance:\u003c\/strong\u003e Up to 1.2 km per segment (at 9.6 kbps)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eIsolation:\u003c\/strong\u003e Channel‑to‑channel and bus isolation for reliability\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e Rack‑mounted module design\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 2.0 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eHigh‑Speed Communication:\u003c\/strong\u003e Supports PROFIBUS‑DP up to 12 Mbps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDual Channel Design:\u003c\/strong\u003e Provides redundancy and fault‑tolerant operation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSystem Integration:\u003c\/strong\u003e Seamlessly connects field devices with Yokogawa CENTUM VP\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eRobust Isolation:\u003c\/strong\u003e Ensures safe and noise‑immune communication\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMaintenance Port:\u003c\/strong\u003e Simplifies diagnostics and configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eIndustrial Reliability:\u003c\/strong\u003e Built for continuous operation in demanding environments\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":47699761823934,"sku":"ALR121-SE1","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-11_15-24-55_2c9a7f43-d562-4af3-b420-0015d782df25.png?v=1781164494","url":"https:\/\/www.autooiltech.com\/ar\/products\/yokogawa-alr121-se1-communication-modules","provider":"AutoOilTech Limited","version":"1.0","type":"link"}