{"product_id":"aat145-s50-yokogawa-centum-vp-tc-mv-16-channel-input-module","title":"AAT145-S50 Yokogawa CENTUM VP TC\/mV 16-Channel Input Module","description":"\u003ch2\u003eYokogawa AAT145-S50 CENTUM VP Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa AAT145-S50\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eAAT145\u003c\/strong\u003e TC\/mV Input Module, operates as a dedicated hardware component for temperature and low-voltage measurement within CENTUM VP and FCN\/FCJ network platforms. The module interfaces directly with field sensors, executing continuous signal conversion and monitoring physical parameters through isolated hardware processing blocks.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model (AAT145):\u003c\/strong\u003e Standard 16-channel isolated input architecture supporting Thermocouple, RTD, millivolt, and potentiometer field signals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS Suffix:\u003c\/strong\u003e Indicates the standard functional baseline version of the hardware assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5 Suffix:\u003c\/strong\u003e Denotes the hardware variant configured with no explosion protection ratings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0 Suffix:\u003c\/strong\u003e Represents the basic type sub-classification within the factory production matrix.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS1 Option:\u003c\/strong\u003e Refers to specific hardware configuration baseline packaging updates under the identical electrical specification.\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\u003eAAT145-S50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa Electric Corporation\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\u003e0.3 kg (Shipping Weight: 2 Kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e127 x 32 x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to +55 deg C (extended baseline option -20 to +70 deg C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax 4.5 W (350 mA at 5 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 isolated channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Thermocouples\u003c\/td\u003e\n\u003ctd\u003eB, C, E, J, K, L, N, R, S, T, U, W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported RTDs\u003c\/td\u003e\n\u003ctd\u003ePt100, JPt100 (3-wire configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003e-200 to +1800 deg C (sensor type dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.1% of span (typical +\/-40 uV for TC\/mV inputs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e500 VDC between channels; 1500 VAC at card level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Speed\u003c\/td\u003e\n\u003ctd\u003e100 ms per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBurnout Detection\u003c\/td\u003e\n\u003ctd\u003eAutomatic sensor failure detection (upscale\/downscale limits)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCold Junction Compensation\u003c\/td\u003e\n\u003ctd\u003eBuilt-in physical hardware internal CJC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Connection\u003c\/td\u003e\n\u003ctd\u003eKS1\/KS8 dedicated interface cables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eDIN rail compatible installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; DCS Instrumentation\u003c\/h3\u003e\n\u003cp\u003eThe Yokogawa AAT145-S50 maintains system-side protection through rigorous channel-to-channel isolation rated at 500 VDC, preventing localized field ground loops from corrupting adjacent signal paths. The hardware incorporates dynamic cold junction compensation (CJC) directly on the terminal interface, correcting thermal drift variations across thermocouple input loops in real time. Continuous burnout detection circuitry applies bias voltage across the terminal nodes, forcing the data word to upscale or downscale limits within 100 ms of a field wire fracture to trigger safe state loops.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the channel conversion latency scale when all 16 paths are active?\u003c\/p\u003e\n\u003cp\u003eA: The onboard analog-to-digital matrix features parallelized signal execution, maintaining a hardware conversion latency limit of 100 ms per channel irrespective of input type assignment configuration.\u003c\/p\u003e\n\u003cp\u003eQ: Can this module accept 3-wire RTD and potentiometer signals simultaneously on adjacent channels?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the firmware allows independent channel profiling, permitting mixed deployments of thermocouples, RTDs, millivolt loops, and potentiometers across the 16 isolated terminal nodes.\u003c\/p\u003e\n\u003cp\u003eQ: What baseline mechanism mitigates high-frequency common mode noise on the low-voltage inputs?\u003c\/p\u003e\n\u003cp\u003eA: The card incorporates low-pass hardware filters alongside its 1500 VAC card-level galvanic isolation barrier to attenuate electromagnetic interference before the signal passes to the internal processor bus.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Baseline:\u003c\/strong\u003e Connect the DIN rail assembly directly to the instrumentation functional earth bus. Ensure the reference ground path maintains a resistance value below 1 Ohm to guarantee the operational performance of the channel-to-channel isolation circuitry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Routing Restrictions:\u003c\/strong\u003e Separate the KS1\/KS8 signal cables from high-voltage motor power wiring by a physical space of at least 300 mm. Utilize twisted shielded pairs for all field sensor extensions to minimize external induction fields.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Expansion Spacing:\u003c\/strong\u003e When operating the module near the upper limit of +55 deg C, allow a minimum horizontal ventilation gap of 10 mm between adjacent hardware housings on the DIN rail to prevent localized thermal buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermocouple Compensating Extension Wires:\u003c\/strong\u003e Verify that all extension wiring matches the specific thermocouple type assigned to the module input terminal. Incorrect alloy matching will induce cold junction calculation faults at the hardware conversion stage.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43777861156954,"sku":"AAT145-S50","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/177.1_2d27e8a4-da9a-4c54-b4de-f45e2a8ad261.jpg?v=1785719056","url":"https:\/\/www.spareoil.com\/es\/products\/aat145-s50-yokogawa-centum-vp-tc-mv-16-channel-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}