{"product_id":"aam11b-yokogawa-centum-analog-input-modules","title":"AAM11B Yokogawa CENTUM Analog Input Modules","description":"\u003ch2\u003eYOKOGAWA AAM11B Current\/Voltage Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYOKOGAWA AAM11B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eAAM11B\u003c\/strong\u003e Current\/Voltage Input Module, operates as a dedicated hardware component for analog signal acquisition within CENTUM CS 1000 and CS 3000 platforms. Configured to interface directly with field transmitters, the hardware samples physical current and voltage variables, performing analog-to-digital translation before passing structured process variables to the primary controller over the internal node bus. The module sustains continuous digital parameter exchange and instrument diagnostics through embedded support for the native BRAIN communication protocol.\u003c\/p\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\u003eAAM11B\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e 0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e125 mm x 130 mm x 248 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBase loads drawn via Node Interface Unit connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e5.0 VDC (Supplied from Node Interface Unit backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Input\u003c\/td\u003e\n\u003ctd\u003eCurrent\/Voltage with BRAIN protocol support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eActive galvanic isolation per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eAND50, ANS50, AND20, ANS20 Node Interface Units, PFCS\/PFCD Stations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eNode Interface Unit slot, I\/O Expansion Rack assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eIndustrial-grade compliance, CE approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDistributed Control System Technical Characteristics\u003c\/h3\u003e\n\u003cp\u003eIntegrating directly into the CENTUM I\/O structure, the module establishes complete channel-to-channel isolation matrices across the field terminal array. This internal architecture blocks common-mode noise propagation and neutralizes hazardous ground loops across low-voltage instrumentation networks. The system routes the primary 4-20 mA HART loop protocol paths separately, as the AAM11B limits its modulation layer exclusively to BRAIN protocol parameters, executing digital parameter updates without destabilizing concurrent analog conversion cycles.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the AAM11B module support hot-swap insertion or removal while the Node Interface Unit backplane is live?\u003c\/p\u003e\n\u003cp\u003eA: No. Technicians must de-energize the host Node Interface Unit or I\/O Expansion Rack before unseating or inserting the AAM11B module. Performing hot-swaps risks inducing electrical transients that can damage the internal 5.0 VDC logic components.\u003c\/p\u003e\n\u003cp\u003eQ: Can this module decode standard digital data from a field transmitter operating on the HART protocol?\u003c\/p\u003e\n\u003cp\u003eA: No. The AAM11B contains modulation circuitry designed exclusively for the proprietary Yokogawa BRAIN protocol layer. It cannot interpret HART digital diagnostic variables; processing HART signals requires a different module classification.\u003c\/p\u003e\n\u003cp\u003eQ: What environmental remediation is necessary if the internal cabinet ambient temperature reaches 55 deg C?\u003c\/p\u003e\n\u003cp\u003eA: The physical design limits stable continuous operation to +50 deg C. Ambient conditions reaching 55 deg C require the addition of mechanical louver fans or active cabinet cooling assemblies to prevent thermal overload and tracking drifts.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment:\u003c\/strong\u003e Slide the module smoothly along the guide rails of the designated Node Interface Unit or I\/O Expansion Rack until the rear multi-pin connector interfaces cleanly with the backplane terminal matrix. Tighten the faceplate thumbscrews to secure the physical connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Connection:\u003c\/strong\u003e Verify that the primary Instrument Earth bus bar inside the cabinet maintains a clean, low-resistance path to the plant ground network. Ensure the module chassis grounding spring clips make clean metal-to-metal contact with the rack frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Configurations:\u003c\/strong\u003e Keep all low-voltage analog input pairs twisted and shielded. Route these signals within separate wire ways inside the cabinet, maintaining a minimum physical separation distance of 300 mm from power lines and switching relays to block inductive interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Terminal Control:\u003c\/strong\u003e Terminate all input cable shields at the designated ground rail on the cabinet wall. Ground the shield at only one end to prevent forming a closed inductive loop that compromises analog signal accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43698398068826,"sku":"AAM11B","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/650..jpg?v=1784683566","url":"https:\/\/www.spareoil.com\/ar\/products\/aam11b-yokogawa-centum-analog-input-modules","provider":"SpareOil Automation","version":"1.0","type":"link"}