{"product_id":"yokogawa-amm42-s4-centum-vp-16-channel-thermocouple-input-module","title":"YOKOGAWA AMM42 S4 CENTUM VP 16-Channel Thermocouple Input Module","description":"\u003ch2\u003eYOKOGAWA AMM42 S4 Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYOKOGAWA AMM42 S4\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eAMM42\u003c\/strong\u003e Analog Input Module, operates as a dedicated hardware component for 16-channel thermocouple signal acquisition and digitization within CENTUM VP FIO subsystem platforms.\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\u003eModel Number\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMM42\u003c\/td\u003e\n\u003ctd\u003eBase Thermocouple Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS4\u003c\/td\u003e\n\u003ctd\u003eS4 Style \/ Standard Revision\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\u003eAMM42 S4\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\u003e2.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e482.6 mm x 132.5 mm x 3U\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e0.6 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Process Control Integration\u003c\/h3\u003e\n\u003cp\u003eThe AMM42 S4 facilitates precise temperature monitoring by executing integrated cold junction compensation (CJC) for various thermocouple types (K, J, T, E, N, R, S, B). To preserve signal fidelity in industrial electrical environments, the module utilizes channel-to-channel isolation, which prevents ground loops and minimizes susceptibility to electromagnetic interference. The module digitizes sensor inputs via a 16-bit A\/D converter and communicates the data to the CENTUM VP Field Control Station (FCS) for centralized monitoring.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Is this module compatible with RTD or millivolt signals?\u003c\/p\u003e\n\u003cp\u003eA: No. The AMM42 S4 signal conditioning hardware is exclusively designed for thermocouple inputs. RTD or voltage\/current signals require specific alternative I\/O modules designed for those signal types.\u003c\/p\u003e\n\u003cp\u003eQ: How is the CJC maintained at the module terminals?\u003c\/p\u003e\n\u003cp\u003eA: The module incorporates a thermal sensor at the terminal board interface. This sensor measures the local terminal temperature, and the module firmware applies the necessary offset correction to the thermocouple millivolt input to achieve standardized temperature readings.\u003c\/p\u003e\n\u003cp\u003eQ: Can this module be installed in a non-redundant configuration?\u003c\/p\u003e\n\u003cp\u003eA: Yes. While the architecture supports redundant dual configurations for high availability, the module functions as a standard input card in single-controller architectures.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConfirm the FIO subsystem cabinet is de-energized before mounting the module into the 3U rack.\u003c\/li\u003e\n\u003cli\u003eTerminate all thermocouple extension wires using the appropriate compensation cable corresponding to the specific thermocouple type.\u003c\/li\u003e\n\u003cli\u003eEnsure that the terminal block is securely fastened to minimize temperature gradients that could degrade the accuracy of the cold junction compensation.\u003c\/li\u003e\n\u003cli\u003eRoute signal cables in dedicated conduits separate from high-voltage AC lines to minimize induced noise.\u003c\/li\u003e\n\u003cli\u003eVerify the module firmware version aligns with the FCS system configuration during the initial power-on diagnostic sequence.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43572318109786,"sku":"AMM42 S4","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/407._1650a831-6764-4ccb-a304-520cb2ce5ca5.jpg?v=1782783450","url":"https:\/\/www.spareoil.com\/es\/products\/yokogawa-amm42-s4-centum-vp-16-channel-thermocouple-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}