{"product_id":"yokogawa-aai543-h50-k4a00-centum-vp-analog-output-module-aai543","title":"Yokogawa AAI543-H50\/K4A00 CENTUM VP Analog Output Module AAI543","description":"\u003ch2\u003eYokogawa AAI543-H50\/K4A00 Analog Output Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa AAI543-H50\/K4A00\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eAAI543\u003c\/strong\u003e Analog Output Module, operates as a dedicated hardware component for 4-20 mA current loop driving and HART digital signal transmission within CENTUM VP control system architectures. Configured with 16 isolated output channels, the module converts internal backplane instructions into precise analog control currents for field actuators and positioning valves. The unit includes the factory-installed ATK4A-00 KS cable interface adapter, facilitating direct connection to AEA4D terminal boards via standard KS cable assemblies.\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\u003eSuffix \/ Option Code\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunctional Description\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAAI543\u003c\/td\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003e16-channel isolated analog output module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e-H\u003c\/td\u003e\n\u003ctd\u003eHART Communication\u003c\/td\u003e\n\u003ctd\u003eIntegrated HART digital communication protocol support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eDual Redundancy Type\u003c\/td\u003e\n\u003ctd\u003eStandard switch-over response in redundant configuration, non-explosionproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003ctd\u003eBasic Specifications\u003c\/td\u003e\n\u003ctd\u003eStandard circuit housing layout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\/K4A00\u003c\/td\u003e\n\u003ctd\u003eInterface Adapter Option\u003c\/td\u003e\n\u003ctd\u003eIncludes ATK4A-00 KS cable adapter for direct connection to AEA4D terminal board\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\u003eAAI543-H50\/K4A00\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\u003e0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e107.5 mm x 32.8 mm x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax 230 mA at 5 V DC, Max 540 mA at 24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003e4 to 20 mA DC (16 channels, isolated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAllowable Load Resistance\u003c\/td\u003e\n\u003ctd\u003e0 to 750 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-48 uA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Drift\u003c\/td\u003e\n\u003ctd\u003e+\/-16 uA per 10 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Update Period\u003c\/td\u003e\n\u003ctd\u003e10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpen-Circuit Detection\u003c\/td\u003e\n\u003ctd\u003eLess than 0.65 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithstanding Voltage\u003c\/td\u003e\n\u003ctd\u003e1500 V AC for 1 minute between output channels and system backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel-to-Channel Isolation Integration\u003c\/h3\u003e\n\u003cp\u003eThe AAI543-H50\/K4A00 output module maintains signal stability across process control circuits by modulating digital HART carrier frequencies over standard 4-20 mA analog output loops. The internal circuit architecture provides continuous galvanic isolation rated at 1500 V AC for 1 minute between field-side output loops and internal system backplane logic. This isolation barrier prevents ground potential variations from disturbing analog valve positions or corrupting HART telemetry. When configured in redundant pairs, the module executes a seamless bumpments switch-over protocol within 10 ms, maintaining constant current drive without dropping active HART communication sessions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What function does the \/K4A00 option code serve on this module assembly?\u003c\/p\u003e\n\u003cp\u003eA: The \/K4A00 option designates that the module includes the ATK4A-00 KS cable interface adapter attached directly to the front interface. This allows signal routing to AEA4D terminal boards via pre-fabricated KS cable harnesses rather than point-to-point field wiring.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle field-side wiring open circuits during operation?\u003c\/p\u003e\n\u003cp\u003eA: The onboard diagnostic logic detects open-circuit conditions when loop current drops below 0.65 mA. Upon detection, the module updates system status flags across the CENTUM VP backplane bus to signal field-wire fault conditions.\u003c\/p\u003e\n\u003cp\u003eQ: What are the primary backplane power requirements for operating the module?\u003c\/p\u003e\n\u003cp\u003eA: The module draws power directly from the I\/O node backplane, requiring a maximum of 230 mA at 5 V DC logic supply and 540 mA at 24 V DC field loop supply under full 16-channel load conditions.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter Latch Verification:\u003c\/strong\u003e Ensure the ATK4A-00 KS cable adapter latches securely onto the module interface connector before inserting the module assembly into the I\/O rack backplane.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKS Cable Shield Grounding:\u003c\/strong\u003e Ground all KS cable shield drain wires at the functional earth (FE) bus bar located inside the control cabinet to prevent high-frequency electromagnetic noise from coupling onto output channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad Loop Resistance Bounds:\u003c\/strong\u003e Verify that the total loop resistance for each channel, including wire resistance and field device impedance, does not exceed 750 ohm to prevent current drive saturation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRedundant Pair Slot Alignment:\u003c\/strong\u003e Install dual-redundant AAI543 modules into adjacent, designated redundant slot pairs on the FIO node baseplate to ensure automatic hardware switch-over execution.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43796379697242,"sku":"AAI543-H50\/K4A00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/721_1890bafe-950b-4330-838f-0320803bd9b8.jpg?v=1786067046","url":"https:\/\/www.spareoil.com\/products\/yokogawa-aai543-h50-k4a00-centum-vp-analog-output-module-aai543","provider":"SpareOil Automation","version":"1.0","type":"link"}