{"product_id":"yokogawa-aai841-s00-i-o-module-4-20ma-signal-processing-unit","title":"Yokogawa AAI841-S00 I\/O Module: 4-20mA Signal Processing Unit","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003eAAI841-S00\u003c\/span\u003e\u003c\/strong\u003e by \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003eYokogawa\u003c\/span\u003e\u003c\/strong\u003e is a high-density, non-isolated Analog I\/O module designed for the Centum VP distributed control system. Engineered for process-critical environments, this module integrates 8-channel input and 8-channel output loops, supporting flexible 2-wire and 4-wire transmitter configurations.\u003c\/p\u003e\n\n\u003ch3\u003eConfiguration Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003eAAI841-S00\u003c\/span\u003e\u003c\/strong\u003e part number identification:\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e AAI (Analog Input\/Output)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003eAAI841\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSuffix Codes:\u003c\/strong\u003e\n        \u003cul\u003e\n            \u003cli\u003e-S: Standard type module\u003c\/li\u003e\n            \u003cli\u003e-0: No explosion protection specified\u003c\/li\u003e\n            \u003cli\u003e-0: Basic hardware revision\u003c\/li\u003e\n        \u003c\/ul\u003e\n    \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eChannel Capacity:\u003c\/strong\u003e 8 Input \/ 8 Output loops\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCurrent Range:\u003c\/strong\u003e 4 to 20 mA (Input\/Output)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eResponse Time:\u003c\/strong\u003e 100 ms (Input) \/ 40 ms (Output)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAccuracy:\u003c\/strong\u003e ±16 μA (Input) \/ ±48 μA (Output)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLoad\/Resistance:\u003c\/strong\u003e 0 to 750 Ω (Load) \/ 400–1000 Ω (Input Resistance)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 310 mA (@5V) \/ 500 mA (@24V)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e Pressure clamp terminal, KS cable, or MIL connector options\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEnvironmental Tolerance:\u003c\/strong\u003e Temperature drift limit of ±0.1 % \/ 10 °C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOperational Diagnostics \u0026amp; Application\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003eAAI841-S00\u003c\/span\u003e\u003c\/strong\u003e module features an automated circuit-open detection threshold of \u0026lt;0.65 mA, facilitating rapid troubleshooting of loop integrity.\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDiagnostic Capability:\u003c\/strong\u003e HART protocol support allows for remote asset management and predictive health monitoring of field devices.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSuitable Equipment:\u003c\/strong\u003e High-precision pressure transmitters, flow meters, and control valves.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTypical Scenarios:\u003c\/strong\u003e Petro-chemical plants, water treatment facilities, and power generation systems requiring high-density signal conversion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003eAAI841-S00\u003c\/span\u003e\u003c\/strong\u003e stands out in industrial automation for its dual-redundant capability. When paired with secondary modules, it ensures near-zero downtime in critical safety loops. Engineers appreciate the per-channel pin configuration for transmitter type, which significantly reduces spare parts inventory management.\u003c\/p\u003e\n\n\u003ch3\u003eLogistics \u0026amp; Warranty\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New and Original.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month comprehensive manufacturer warranty.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Expedited delivery via FedEx, UPS, and DHL.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDispatch:\u003c\/strong\u003e Guaranteed 24-48 hour processing time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProfessional FAQ\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHow does the module handle 2-wire vs 4-wire transmitter setups?\u003c\/strong\u003e\u003cbr\u003eConfiguration is handled manually via the physical pin-setting on the module board for each individual channel, providing extreme flexibility during field commissioning.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIs the HART signal data transparent to the host controller?\u003c\/strong\u003e\u003cbr\u003eYes, the \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003eAAI841\u003c\/span\u003e\u003c\/strong\u003e supports HART communication, allowing digital process variables to be passed through to the Centum VP management software seamlessly.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCan I use this for safety-critical loops?\u003c\/strong\u003e\u003cbr\u003eWhile it supports dual-redundant setups for high availability, please ensure your specific Safety Integrity Level (SIL) requirements align with the hardware documentation provided by Yokogawa.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWhat is the benefit of the \"non-isolated\" architecture in this model?\u003c\/strong\u003e\u003cbr\u003eNon-isolated modules offer a smaller form factor and higher density at a lower cost, provided that field devices share a common potential reference.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eExpert advice: Why is my loop resistance higher than 750 Ω?\u003c\/strong\u003e\u003cbr\u003eIf your total loop impedance exceeds 750 Ω, you will encounter signal clipping and measurement inaccuracies. Always use a field-mounted signal isolator or repeater if long cable runs are required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExpert Selection Tips\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCable Selection:\u003c\/strong\u003e Choose between KS cables for rapid deployment or pressure clamps if you prioritize individual wire strain relief.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePower Planning:\u003c\/strong\u003e Ensure your 24 V DC power bus can support the 500 mA peak consumption per module during high-load output scenarios.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCalibration:\u003c\/strong\u003e Perform an annual channel verification check to ensure drift remains within the specified ±0.1% \/ 10°C tolerance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":45013985689782,"sku":"AAI841-S00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/AAI841-S00_007c2281-7cb5-47ee-b4c4-3d843468e49b.jpg?v=1779700224","url":"https:\/\/www.plcsparehub.com\/products\/yokogawa-aai841-s00-i-o-module-4-20ma-signal-processing-unit","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}