{"product_id":"yokogawa-aai543-h50-k4a00-centum-vp-analog-output-module","title":"Yokogawa AAI543-H50\/K4A00 CENTUM VP Analog Output Module","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 driving field control valves and actuators within CENTUM VP and CENTUM CS 3000 platforms. It generates 16 isolated 4-20 mA DC current loops, coordinating system demand values with field control devices. The integrated physical circuit uses an onboard digital communication interface to superimpose HART parameters onto the analog current loops, allowing parallel diagnostics without disrupting the primary control signal.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe alphanumeric suffix and option codes for this AAI543 configuration specify the following factory-built parameters:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAAI543\u003c\/strong\u003e: Analog Output Module (16 channels, isolated)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-H\u003c\/strong\u003e: With digital communication (HART protocol)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5\u003c\/strong\u003e: Standard switch-over response in redundant configuration with no explosion protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0\u003c\/strong\u003e: Basic type\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\/K4A00\u003c\/strong\u003e: With KS Cable Interface Adapter (Model: ATK4A-00) for direct connection to the AEA4D Terminal Board\u003c\/li\u003e\n\u003c\/ul\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 (Shipping Weight: 1.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact rack-mounted form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e230 mA (5 V DC), 540 mA (24 V DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16, fully isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal Range\u003c\/td\u003e\n\u003ctd\u003e4 to 20 mA DC (operational range up to 24 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithstanding Voltage\u003c\/td\u003e\n\u003ctd\u003eBetween output and system: 1500 V AC for 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAllowable Load Resistance\u003c\/td\u003e\n\u003ctd\u003e0 to 750 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCircuit-Open Detection\u003c\/td\u003e\n\u003ctd\u003eLess than 0.65 mA\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\u003eData Update Period\u003c\/td\u003e\n\u003ctd\u003e10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemp 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\u003eRedundant Switching Time\u003c\/td\u003e\n\u003ctd\u003eStandard switch-over response (less than or equal to 100 ms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eMIL-type 40-pin connector (via ATK4A-00 interface adapter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHART Integration \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThis module utilizes the 4-20 mA HART loop protocol to achieve simultaneous analog output driving and digital parameter access. Through channel-to-channel and channel-to-system isolation barriers rated to withstand 1500 V AC for one minute, the physical circuitry protects the CENTUM VP backplane from transient field surges and localized ground loops. The 10 ms data update period maintains tight process loop execution. When configured in a dual-redundant pair, the module hardware executes standard switch-over response times, preventing control valve travel deviation during active controller transfer.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the open-circuit diagnostic routine function on this module?\u003c\/p\u003e\n\u003cp\u003eA: The module constantly monitors the loop current. If the current falls below 0.65 mA, the internal diagnostic circuit registers an open-circuit fault, triggering a status flag across the backplane to the system controller.\u003c\/p\u003e\n\u003cp\u003eQ: Can this module interface with standard terminal boards?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The \/K4A00 option provides a KS Cable Interface Adapter (ATK4A-00), allowing direct connection to the AEA4D Terminal Board using a standard MIL-type 40-pin connector cable.\u003c\/p\u003e\n\u003cp\u003eQ: What is the load limits profile for the 4-20 mA current outputs?\u003c\/p\u003e\n\u003cp\u003eA: Each of the 16 isolated channels can drive an electrical loop resistance of 0 up to 750 ohms, ensuring sufficient driving voltage for remote actuator positioners.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface Connection\u003c\/strong\u003e: Securely fasten the MIL-type 40-pin connector adapter (\/K4A00) using the built-in locking tabs to prevent loose physical connections under cabinet vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding\u003c\/strong\u003e: Ground the signal cable shields at a single point, preferably at the terminal board end, using a low-impedance copper bus bar connected directly to the instrument ground.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeparation of Signaling Lines\u003c\/strong\u003e: Keep the 4-20 mA analog output cables in separate wiring ducts from high-voltage AC power lines to avoid induced magnetic noise on the loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Dissipation\u003c\/strong\u003e: Arrange the rack mounting of the modules to ensure uninhibited vertical airflow, preventing localized temperature pockets from exceeding the maximum 60 deg C limit.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43667577602138,"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\/568..jpg?v=1784250858","url":"https:\/\/www.spareoil.com\/products\/yokogawa-aai543-h50-k4a00-centum-vp-analog-output-module","provider":"SpareOil Automation","version":"1.0","type":"link"}