{"product_id":"aai841-s00-s2-yokogawa-analog-i-o-module-process-control-datasheet","title":"AAI841-S00-S2 YOKOGAWA Analog I\/O Module Process Control Datasheet","description":"\u003ch2\u003eYOKOGAWA AAI841-S00-S2 Analog Input Output Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for 4-20 mA process loop monitoring and control, the \u003cstrong\u003eYOKOGAWA AAI841-S00-S2\u003c\/strong\u003e (\u003cstrong\u003eAAI841-S00\u003c\/strong\u003e Analog I\/O Module) provides direct physical\/electrical execution of sensor data acquisition and field actuator modulation. This module manages eight input channels and eight output channels, facilitating high-speed data exchange within the control station backplane.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eCode\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAAI841\u003c\/td\u003e\n\u003ctd\u003eBase Model (8-channel analog input\/output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e-S00\u003c\/td\u003e\n\u003ctd\u003eStandard hardware configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS2\u003c\/td\u003e\n\u003ctd\u003eS2 Style \/ Revision Index\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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\u003eAAI841-S00-S2\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\u003eIndonesia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e 0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eNot specified (Standard I\/O module footprint)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e310 mA (5 V DC), 500 mA (24 V DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Channels\u003c\/td\u003e\n\u003ctd\u003e8 Inputs \/ 8 Outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Range\u003c\/td\u003e\n\u003ctd\u003e4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep Response\u003c\/td\u003e\n\u003ctd\u003eInput 100 ms \/ Output 40 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Process Control Connectivity\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAAI841-S00\u003c\/strong\u003e supports integration with field devices via the 4-20 mA HART loop protocol, allowing for simultaneous process variable transmission and diagnostic data retrieval. In non-isolated architectures, engineers must maintain strict adherence to common-mode grounding standards to prevent ground loop currents from injecting noise into the analog measurement circuits. To ensure data integrity, the system must be configured to account for the internal input resistance characteristics, which shift from 400 Ohm at 20 mA to 1000 Ohm at 4 mA.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can this module be configured for mixed 2-wire and 4-wire transmitter connections?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The input configuration is selectable per channel via setting pins on the module. Ensure the internal transmitter power supply specifications are verified against the specific sensor requirements prior to deployment.\u003c\/p\u003e\n\u003cp\u003eQ: What are the primary considerations when replacing a non-isolated module in a pre-existing loop?\u003c\/p\u003e\n\u003cp\u003eA: Given the non-isolated design, users must confirm that the field side does not introduce external potential differences. If the process requires isolation to prevent loop interference, external galvanic isolators must be installed between the field devices and the module input terminals.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eVerify that the module is installed in a clean, dry location compliant with the -20 deg C to +70 deg C operating temperature range.\u003c\/li\u003e\n\u003cli\u003eEnsure the KS cable or MIL connector is fully seated and locked to the module front panel to prevent intermittent electrical contact.\u003c\/li\u003e\n\u003cli\u003eCheck the load resistance on the analog output channels; maintain a resistance below 750 Ohm to ensure the output signal remains within the linear operational range.\u003c\/li\u003e\n\u003cli\u003eGround all cable shields at the designated system earth bus bar to mitigate electromagnetic interference, particularly for the non-isolated input\/output circuits.\u003c\/li\u003e\n\u003cli\u003ePerform a continuity check on field wiring and verify the \"Circuit-Open Detection\" threshold is calibrated to trip below 0.65 mA as per the loop safety logic\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43624212004954,"sku":"AAI841-S00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/484._7b25e1cc-6d9c-4335-8953-e6de90c60263.jpg?v=1783581683","url":"https:\/\/www.spareoil.com\/es\/products\/aai841-s00-s2-yokogawa-analog-i-o-module-process-control-datasheet","provider":"SpareOil Automation","version":"1.0","type":"link"}