{"product_id":"aai143-s00-k4a00-yokogawa-analog-input-module-datasheet-technical-manual","title":"AAI143-S00\/K4A00 Yokogawa Analog Input Module Datasheet \u0026 Technical Manual","description":"\u003ch1\u003eYokogawa AAI143-S00\/K4A00 Analog Input Module\u003c\/h1\u003e\n\u003cp\u003eConfigured for Specific Technical Task in System\/Network Name, the \u003cstrong\u003eYokogawa AAI143-S00\/K4A00\u003c\/strong\u003e (\u003cstrong\u003eAAI143\u003c\/strong\u003e Analog Input Module) provides direct physical\/electrical execution. The hardware executes multi-channel current signal acquisition, processing 4-20 mA inputs from field transmitters across 16 isolated physical paths, and transmits digitized variables over the system backplane to central processing units.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAAI143\u003c\/strong\u003e: Base model designation for Analog Input Module (4 to 20 mA, 16-channel, Isolated).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-S\u003c\/strong\u003e: Standard processing type performance specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0\u003c\/strong\u003e: Hardwired manufacturer default placeholder value.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0\u003c\/strong\u003e: Basic configuration architecture classification without extended environmental modifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\/K4A00\u003c\/strong\u003e: Factory-integrated extension indicating the inclusion of the dedicated KS Cable Interface Adapter for ATK4A-00 \/ AEA4D terminal board mating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003eAAI143-S00\/K4A00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e107.5 x 32.8 x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003e24 V DC via FIO base unit bus connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eChannels\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e16 analog input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eSignal Input\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e4-20 mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e+\/-0.1% of span\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eInput Impedance\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003eNominally 250 Ohm for current input loops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eIsolation\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003eChannel-to-channel and channel-to-system circuit isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProcess Control \u0026amp; DCS Instrumentation Properties\u003c\/h3\u003e\n\u003cp\u003eThis module incorporates hardware-level channel-to-channel isolation to suppress ground loops and electromagnetic interference across high-density field environments. The internal analog-to-digital converter circuitry scans the 16 channels systematically, transforming raw current loops into filtered engineering values. To verify field circuit continuity, the module runs continuous diagnostic routines, assessing loop impedance bounds to trip open circuit and short circuit fault registers on the network architecture without manual diagnostic interrogation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does this hardware configuration support hot-swap insertion during active system execution?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the module is engineered with a hot-swappable physical interface that allows live removal and replacement on the FIO base unit. Online swapping does not disrupt adjacent module states or power stability across the common backplane.\u003c\/p\u003e\n\u003cp\u003eQ: How does the channel-to-channel isolation mechanism affect signal diagnostic accuracy?\u003c\/p\u003e\n\u003cp\u003eA: Independent electrical isolation barriers on every channel block common-mode voltage differentials up to rated limits. This prevents a fault or short circuit on one field loop from propagating into or distorting measurements on the remaining fifteen input paths.\u003c\/p\u003e\n\u003cp\u003eQ: What is the mechanical function of the \/K4A00 suffix option during installation?\u003c\/p\u003e\n\u003cp\u003eA: The \/K4A00 option provides a physical interface block that converts the standard module connector layout into a dedicated KS Cable Interface. This permits direct connection to external AEA4D terminal blocks using specialized pre-fabricated ATK4A-00 cables.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Seating\u003c\/strong\u003e: Insert the module into the designated slot of the FIO base unit until the upper and lower mechanical latches lock securely into the rail guide.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Wiring\u003c\/strong\u003e: Establish field device connections using specialized KS cables routed through the K4A00 interface adapter to the respective terminal boards. Separate low-voltage analog signal conduits from high-voltage AC distribution paths by a minimum of 50 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding\u003c\/strong\u003e: Ground the shield of all 4-20 mA field loops at a single point, preferably at the instrument enclosure ground bus. Do not ground the cable shield at both the field transmitter and the module chassis to prevent circulating ground currents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Specification\u003c\/strong\u003e: Use twisted shielded pair cables with cross-sections matching the terminal block clamping specifications to minimize external noise pickup on long signal runs.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44215930257507,"sku":"AAI143-S00\/K4A00","price":450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/266._5a454054-1480-4bdf-86be-8363839f13c8.jpg?v=1779784927","url":"https:\/\/www.autocontrolglobal.com\/products\/aai143-s00-k4a00-yokogawa-analog-input-module-datasheet-technical-manual","provider":"AutoControl Global","version":"1.0","type":"link"}