{"product_id":"yokogawa-aai135-h50-analog-input-module-8-channel-4-20-ma","title":"Yokogawa AAI135-H50 Analog Input Module 8-Channel 4-20 mA","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003cbr\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI135-H50\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom Yokogawa is an 8-channel analog input module designed for precise current measurement and reliable digital communication via the HART protocol. Each input channel is fully isolated, ensuring signal integrity and system protection. This module is ideal for process control applications requiring accurate monitoring of 4-20 mA current signals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel \/ Order Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI135-H50\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eType:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAnalog Input Module (Current Input)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Signal:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4 to 20 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of Channels:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8 isolated input channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Allowable Input Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e25 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Resistance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePower ON: 290 ohms at 20 mA to 450 ohms at 4 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower OFF: 500 kilo-ohms or larger\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWithstanding Voltage:\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eBetween input and system: 500 V AC for 1 minute\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBetween input channels: 500 V AC for 1 minute\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAccuracy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e±16 microamps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Communication Protocol:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHART\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExplosion Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNone (standard type)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOption:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eKS Cable Interface Adapter (Model: ATK4A-00)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.3 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003cbr\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI135-H50\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis suited for industrial process monitoring, distributed control systems, and precise analog signal acquisition in chemical, power, and water treatment industries. Its isolated channels prevent signal interference, making it reliable in complex plant environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCan this module be used in hazardous environments?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNo, the standard\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI135-H50\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edoes not have explosion-proof certification.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCan it support more than 8 channels?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEach module supports 8 isolated channels. For additional channels, multiple modules can be connected to the control system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDoes it support digital communication?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes, this module supports the HART protocol for communication and configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSimilar Models Comparison\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAAI135-H51:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIncludes additional features for explosion protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAAI135-H52:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports higher accuracy and extended input current range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44128484458584,"sku":"AAI135-H50","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/AAI135-H50-3.jpg?v=1779418504","url":"https:\/\/www.industriaxplc.com\/products\/yokogawa-aai135-h50-analog-input-module-8-channel-4-20-ma","provider":"IndustriaX Limited","version":"1.0","type":"link"}