{"product_id":"sea4d-11-analog-input-module-yokogawa","title":"SEA4D-11 Analog Input Module | Yokogawa","description":"\u003ch2\u003eYokogawa SEA4D-11 Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa SEA4D-11\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSEA4D-11\u003c\/strong\u003e Analog Input Module, operates as a dedicated hardware component for converting RTD resistance signals into 4-20 mA DC outputs within Yokogawa DCS platforms. It provides precise analog-to-digital interfacing for system processors with built-in isolation and rapid response characteristics.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModelBrand\u003c\/td\u003e\n\u003ctd\u003eSEA4D-11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModuleType\u003c\/td\u003e\n\u003ctd\u003eAnalog Input Module (Isolated Channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumberOfChannels\u003c\/td\u003e\n\u003ctd\u003e16 \/ 8 (dependent on sub-configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputSignalRange\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC, 1-5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputImpedance\u003c\/td\u003e\n\u003ctd\u003e~250 Ω (current), ≥1 MΩ (voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e±0.1% of full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eADConversionResolution\u003c\/td\u003e\n\u003ctd\u003e16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponseTime\u003c\/td\u003e\n\u003ctd\u003e≤100 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolationVoltage\u003c\/td\u003e\n\u003ctd\u003e500 V AC (field to system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithstandVoltage\u003c\/td\u003e\n\u003ctd\u003e1500 V AC, 1 min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePowerConsumption\u003c\/td\u003e\n\u003ctd\u003eMax 5.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperatingTemp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorageTemp\u003c\/td\u003e\n\u003ctd\u003e-20 to 85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e10% to 90% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibrationCompliance\u003c\/td\u003e\n\u003ctd\u003eIEC 61131-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eDependent on baseplate configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003e Japan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and HART Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe SEA4D-11 supports independent channel-to-channel isolation to mitigate ground loop and cross-talk effects. It passes HART signals superimposed on the 4-20 mA loop, enabling remote diagnostics and configuration without interrupting analog output. Cold junction compensation (CJc) ensures temperature measurement stability for RTD inputs.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the SEA4D-11 be replaced without shutting down the DCS?\u003cbr\u003eA: Yes, the module supports hot-swapping in dual-redundant configuration, allowing replacement online without process interruption.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum input loop resistance supported for 4-20 mA signals?\u003cbr\u003eA: The module is designed to maintain accuracy with typical field loop resistances up to industry-standard values (~500 Ω), but actual limits depend on supply voltage and loop configuration.\u003c\/p\u003e\n\u003cp\u003eQ: Is firmware upgrade required for channel isolation functionality?\u003cbr\u003eA: No firmware updates affect isolation. Isolation is hardware-implemented per channel and continuously monitored.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the module on a compatible rack or baseplate, ensuring secure mechanical attachment.\u003c\/li\u003e\n\u003cli\u003eMaintain correct orientation to allow airflow and access for hot-swap operations.\u003c\/li\u003e\n\u003cli\u003eConnect field wiring to isolated terminals; observe polarity and shield grounding conventions.\u003c\/li\u003e\n\u003cli\u003eAvoid running signal cables parallel to high-voltage AC lines to prevent induced noise.\u003c\/li\u003e\n\u003cli\u003eVerify system grounding to maintain channel-to-channel and system-to-field isolation integrity.\u003c\/li\u003e\n\u003cli\u003eConduct loop checks after installation to confirm signal continuity and proper RTD excitation.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44214332784728,"sku":"SEA4D-11","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/SEA4D-11.jpg?v=1781062449","url":"https:\/\/www.industriaxplc.com\/products\/sea4d-11-analog-input-module-yokogawa","provider":"IndustriaX Limited","version":"1.0","type":"link"}