{"product_id":"beckhoff-el3012-ethercat-terminal","title":"Beckhoff EL3012 Terminal EtherCAT","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eEL3012 (EL3012)\u003c\/strong\u003e is a high-precision 2-channel analog input terminal from the Beckhoff EtherCAT series, specifically designed for industrial process signal acquisition. This module handles 0 to 20 mA current signals with 12-bit resolution, utilizing differential input technology to ensure signal integrity in electrically noisy environments. The EL3012 is essential for critical control loops in sectors such as chemical processing, factory automation, and heavy manufacturing. By providing robust electrical isolation between the field signals and the EtherCAT E-bus, it protects the controller from voltage surges and ground loops, significantly enhancing system reliability and minimizing unplanned downtime.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003eThe EL3012 is engineered for versatility and advanced signal processing, supporting seamless integration into any EtherCAT-based control architecture.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferential Input Technology:\u003c\/strong\u003e The use of differential inputs allows for effective rejection of common-mode noise, which is vital when sensors are located long distances from the control cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Conditioning:\u003c\/strong\u003e The module includes internal software-configurable FIR\/IIR filters, allowing users to suppress high-frequency interference without requiring external analog filters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e With a default conversion time of 0.625 ms and a 1 kHz filter limit, the terminal provides the high-speed data acquisition necessary for real-time control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostics:\u003c\/strong\u003e Features limit value monitoring, allowing the PLC to automatically detect out-of-range sensor values, which is critical for proactive process safety.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eFeature\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\"\u003eEL3012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eBeckhoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003e2 (Differential)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eSignal Range\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e0 to 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eResolution\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e12 bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eConversion Time\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e0.625 ms (configurable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003eElectrical Isolation\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003e500 V (E-bus to signal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e12 mm x 100 mm x 68 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e55 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eShipping Weight\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of using a differential input on the EL3012?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDifferential inputs measure the difference between two signals rather than referencing a single ground. This significantly reduces the impact of ground potential differences and induced electromagnetic noise on the measurement accuracy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the input filter settings be modified during operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the FIR\/IIR filters are configurable via the EtherCAT object dictionary, allowing you to tune the response time and noise suppression characteristics to suit your specific application requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the terminal require external power for the analog sensors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe EL3012 powers its internal electronics via the E-bus. Depending on the sensor type, you may need an external 24 VDC power supply to provide loop power to the field devices.\u003c\/p\u003e\n\u003ch3\u003eInstallation and Operational Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding and Grounding:\u003c\/strong\u003e Always use shielded twisted-pair cables for analog signals. Connect the cable shield to the cabinet’s central grounding point using EMC-compliant cable glands to provide a low-impedance path for high-frequency interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Practice:\u003c\/strong\u003e Avoid routing analog signal cables parallel to high-current power cables or VFD motor leads. A minimum separation distance of 200 mm is recommended to mitigate the risk of crosstalk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Installation:\u003c\/strong\u003e When mounting the EL3012 on a DIN rail, ensure the double slot and key connection is fully engaged with the adjacent terminals. This ensures proper mechanical stability and electrical contact across the EtherCAT backplane.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106612470123,"sku":"EL3012","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/el3012-m05plixvobv.png?v=1776244421","url":"https:\/\/www.plcprotech.com\/fr\/products\/beckhoff-el3012-ethercat-terminal","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}