{"product_id":"beckhoff-el3751-0020-ethercat-terminal","title":"BECKHOFF EL3751-0020 EtherCAT Terminal","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eDesigned to meet stringent measurement requirements in industrial automation environments, the \u003cstrong\u003eEL3751-0020\u003c\/strong\u003e multi-function \u003cstrong\u003eanalog input EtherCAT terminal\u003c\/strong\u003e delivers high-precision signal acquisition. This module enables the acquisition of analog signals with high accuracy under harsh operational conditions. It features a single multi-functional input channel supporting differential connections across 2-, 3-, 4-, 5-, and 6-wire setups, making it highly versatile for interfacing with various industrial sensors, including strain gauges, RTDs, and potentiometers.\u003c\/p\u003e\n\n\u003cp\u003eOperating with a high-resolution 24-bit analog-to-digital converter, this module achieves a sampling rate up to 10 ksps (kilosamples per second). With integrated distributed clocks, the terminal synchronizes measurement values with sub-microsecond precision across the EtherCAT network. It comes factory calibrated, ensuring reliable measurement accuracy straight from installation without requiring field calibration.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-precision 24-bit resolution with an integrated sign bit.\u003c\/li\u003e\n  \u003cli\u003eFast conversion speed of 100 us per sample (10 ksps sampling rate).\u003c\/li\u003e\n  \u003cli\u003eOversampling capability with a configurable factor of n = 1 to 64.\u003c\/li\u003e\n  \u003cli\u003eDistributed clock synchronization with jitter specifications well under 1 us.\u003c\/li\u003e\n  \u003cli\u003eSupport for multi-wire connections (2-, 3-, 4-, 5-, and 6-wire) with differential inputs.\u003c\/li\u003e\n  \u003cli\u003eIntegrated parameterizable power supply for strain gauge sensors (0.5 to 5 V).\u003c\/li\u003e\n  \u003cli\u003eExtended range performance of 107% with a free numeric filter, TrueRMS calculations, and an integrated peak-hold function.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-speed weight and force measurement applications using strain gauges.\u003c\/li\u003e\n  \u003cli\u003ePrecision temperature monitoring with multi-wire RTD sensors.\u003c\/li\u003e\n  \u003cli\u003eTest bench systems requiring fast, synchronized signal oversampling.\u003c\/li\u003e\n  \u003cli\u003eIndustrial processes requiring high-end feedback control loops in machine building.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBeckhoff Automation\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePart Number \/ Model\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eEL3751-0020\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eEtherCAT Terminal (Analog Input)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eVia E-bus\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eInput Technology\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eDifferential input (2-, 3-, 4-, 5-, 6-wire connection)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOversampling Factor\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003en = 1 to 64\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eDistributed Clocks\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eYes, precision \u0026lt; 1 us\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eInternal Resistance\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u0026gt; 500 kOhm (30 V range), \u0026gt; 4 MOhm (other voltage ranges), 150 Ohm (current range)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eInput Filter Limit Frequency\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3 kHz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e24 bit (including sign)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConversion Time\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e100 us \/ 10 ksps\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eElectrical Isolation\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e500 V (E-bus \/ signal voltage)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eE-bus Current Consumption\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eTypically 260 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eDielectric Strength\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMaximum 36 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e65 g\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0 to +55 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-25 to +85 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e95 %, non-condensing\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e12 mm x 100 mm x 68 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eEnclosure Material\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003ePolycarbonate\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eIP20\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eConnection Property\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\u003e\u003cstrong\u003eWiring Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSolid conductor (e), flexible conductor (f), and ferrule (a) via spring actuation\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSolid Wire Cross-Section\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.08 to 2.5 mm² (AWG 28 to 14)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eStranded Wire Cross-Section\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.08 to 2.5 mm² (AWG 28 to 14)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFerruled Wire Cross-Section\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.14 to 1.5 mm² (AWG 26 to 16)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eStripping Length\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e8 to 9 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMount vertically or horizontally on a standard 35 mm DIN rail conforming to EN 60715.\u003c\/li\u003e\n  \u003cli\u003eEnsure secure engagement of the double slot and key connection for reliable backplane contact.\u003c\/li\u003e\n  \u003cli\u003eUse shielded cables for all analog signal paths and connect shields to a low-impedance ground close to the terminal.\u003c\/li\u003e\n  \u003cli\u003eMaintain clear ventilation space around the terminal to preserve the rated ambient temperature limit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCE\u003c\/li\u003e\n  \u003cli\u003eUL\u003c\/li\u003e\n  \u003cli\u003eATEX: II 3 G Ex nA IIC T4 Gc\u003c\/li\u003e\n  \u003cli\u003eEMC Immunity\/Emission: Conforms to EN 61000-6-2 and EN 61000-6-4\u003c\/li\u003e\n  \u003cli\u003eVibration\/Shock Resistance: Conforms to EN 60068-2-6 and EN 60068-2-27\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106450071915,"sku":"EL3751-0020","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/el3751-0020-kcd44xx5w11.png?v=1776244505","url":"https:\/\/www.plcprotech.com\/products\/beckhoff-el3751-0020-ethercat-terminal","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}