{"product_id":"el3351-beckhoff-ethercat-terminal-1-channel-analog-input","title":"EL3351 | Beckhoff EtherCAT Terminal 1-Channel Analog Input","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe Beckhoff EL3351 is a 1-channel EtherCAT Terminal for analog input measurement using full bridge technology. It offers 16-bit resolution with a configurable measuring range of ±20 mV, making it suitable for precise strain gauge and sensor applications.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eBeckhoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eEtherCAT Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eEL3351\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eAnalog Input Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e2 (for 1 resistor bridge in full bridge configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eMeasuring Range UD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e±20 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eMeasuring Range UREF\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e±12 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eInternal Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e\u0026gt; 200 kΩ (UREF), \u0026gt; 1 MΩ (UD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eNominal Sensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eCalculated in PLC, freely selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e16-bit (32-bit presentation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eConversion Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e2.5…800 ms configurable, max. 400 samples\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eInput Filter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eDefault 50 Hz, parameterizable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eMeasurement Error\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e\u0026lt; ±0.1% of full scale (at 50 Hz filter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003ePower Supply (UV)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e5 V DC, max. 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eCurrent Consumption E-bus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eTypical 170 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eSpecial Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eIntegrated 5 V DC bridge supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003ePower Contacts Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e-25…+55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e-40…+85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e95%, no condensation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eVibration\/Shock Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eEN 60068-2-6 \/ EN 60068-2-27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eEMC Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eEN 61000-6-2 \/ EN 61000-6-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eWiring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003ePluggable for ESxxxx terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eCompact EtherCAT module design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eApprovals\/Markings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003eCE, UL, ATEX, CCC, IECEx\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.5925%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0438%;\"\u003e60 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eEL3351\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-end=\"1053\" data-start=\"384\"\u003eThe EL3351 is part of Beckhoff’s EtherCAT I\/O system and is designed to acquire measurement signals from resistor bridges in full bridge configuration. It integrates a 5 V DC bridge supply, eliminating the need for external excitation sources, and supports freely selectable nominal sensitivities calculated within the PLC. With a default input filter at 50 Hz and a configurable conversion time ranging from 2.5 to 800 ms, it ensures precise and adaptable measurement performance. The terminal consumes 170 mA from the E-bus, provides up to 400 samples per second, and is optimized for reliable signal acquisition under industrial conditions.\u003c\/p\u003e\n\u003cp data-end=\"1074\" data-start=\"1055\"\u003e\u003cstrong data-end=\"1072\" data-start=\"1055\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1959\" data-start=\"1075\"\u003e\n\u003cli data-end=\"1187\" data-start=\"1075\"\u003e\n\u003cp data-end=\"1187\" data-start=\"1077\"\u003e\u003cstrong data-end=\"1109\" data-start=\"1077\"\u003eHigh-Resolution Measurement:\u003c\/strong\u003e 16-bit resolution with 32-bit presentation for detailed signal acquisition.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1287\" data-start=\"1188\"\u003e\n\u003cp data-end=\"1287\" data-start=\"1190\"\u003e\u003cstrong data-end=\"1214\" data-start=\"1190\"\u003eFull Bridge Support:\u003c\/strong\u003e Designed for connecting one resistor bridge in full bridge technology.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1401\" data-start=\"1288\"\u003e\n\u003cp data-end=\"1401\" data-start=\"1290\"\u003e\u003cstrong data-end=\"1323\" data-start=\"1290\"\u003eConfigurable Measuring Range:\u003c\/strong\u003e ±20 mV input range and ±12 V reference range with high internal resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1508\" data-start=\"1402\"\u003e\n\u003cp data-end=\"1508\" data-start=\"1404\"\u003e\u003cstrong data-end=\"1433\" data-start=\"1404\"\u003eIntegrated Bridge Supply:\u003c\/strong\u003e Provides 5 V DC bridge excitation up to 20 mA without external hardware.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1615\" data-start=\"1509\"\u003e\n\u003cp data-end=\"1615\" data-start=\"1511\"\u003e\u003cstrong data-end=\"1540\" data-start=\"1511\"\u003eFlexible Conversion Time:\u003c\/strong\u003e Adjustable from 2.5 ms to 800 ms, allowing up to 400 samples per second.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1721\" data-start=\"1616\"\u003e\n\u003cp data-end=\"1721\" data-start=\"1618\"\u003e\u003cstrong data-end=\"1637\" data-start=\"1618\"\u003eFilter Options:\u003c\/strong\u003e Default 50 Hz input filter, fully parameterizable for application-specific needs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1805\" data-start=\"1722\"\u003e\n\u003cp data-end=\"1805\" data-start=\"1724\"\u003e\u003cstrong data-end=\"1750\" data-start=\"1724\"\u003eLow Measurement Error:\u003c\/strong\u003e Accuracy within ±0.1% of full scale at 50 Hz filter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1959\" data-start=\"1806\"\u003e\n\u003cp data-end=\"1959\" data-start=\"1808\"\u003e\u003cstrong data-end=\"1835\" data-start=\"1808\"\u003eIndustrial Reliability:\u003c\/strong\u003e Conforms to EN standards for EMC, vibration, and shock resistance, with approvals including CE, UL, ATEX, CCC, and IECEx.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2108\" data-start=\"1961\"\u003eThe EL3351 delivers the reliability and precision required for accurate strain gauge and sensor measurement in demanding industrial environments.\u003c\/p\u003e","brand":"Beckhoff","offers":[{"title":"Default Title","offer_id":49105229119744,"sku":"EL3351","price":1255.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/el3351__web_preview_png.webp?v=1785543075","url":"https:\/\/alotechparts.com\/products\/el3351-beckhoff-ethercat-terminal-1-channel-analog-input","provider":"Alo Tech Solutions","version":"1.0","type":"link"}