{"product_id":"beckhoff-el3174-ethercat-terminal","title":"BECKHOFF EL3174 EtherCAT Terminal","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe BECKHOFF EL3174 is a four-channel analog input terminal designed for the EtherCAT I\/O system. This multi-function terminal processes signals spanning voltage and current ranges, accommodating inputs such as plus\/minus 10 V and plus\/minus 20 mA with a 16-bit resolution. As part of the High-Density housing series, the device integrates four independent channels into a narrow 12 mm module width, making it well-suited for space-constrained control cabinets requiring multi-channel analog data acquisition.\u003c\/p\u003e\n\u003cp\u003eThe terminal features parameterizable input types, supporting both differential voltage measurements and single-ended current measurements. Equipped with distributed clock support capable of sub-microsecond precision, the EL3174 allows synchronized sampling across distributed automation nodes. It communicates process data via the EtherCAT E-bus, requiring no manual addressing or physical configuration switches during setup.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFour independent analog input channels in a compact 12 mm High-Density housing\u003c\/li\u003e\n  \u003cli\u003eParameterizable measuring ranges for voltage (-10\/0 to +10 V) and current (-20\/0\/+4 to +20 mA)\u003c\/li\u003e\n  \u003cli\u003e16-bit resolution including sign for high-precision measurement acquisition\u003c\/li\u003e\n  \u003cli\u003eDistributed clock support with precision under 1 microsecond for synchronized data acquisition\u003c\/li\u003e\n  \u003cli\u003eSelectable FIR and IIR input filters alongside ExtendedRange support\u003c\/li\u003e\n  \u003cli\u003eStandard and compact process image configurations for optimized data transfer\u003c\/li\u003e\n  \u003cli\u003eSignal status LEDs for visual channel and diagnostic monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecision analog sensor monitoring in industrial automation and machine control\u003c\/li\u003e\n  \u003cli\u003eMulti-channel voltage and current signal acquisition in test benches and laboratory setups\u003c\/li\u003e\n  \u003cli\u003eSynchronized data logging across distributed EtherCAT network topologies\u003c\/li\u003e\n  \u003cli\u003eProcess monitoring applications requiring configurable filter characteristics and high resolution\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ch4\u003eGeneral\u003c\/h4\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\u003eManufacturer\u003c\/td\u003e\n      \u003ctd\u003eBECKHOFF\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eExact Model\u003c\/td\u003e\n      \u003ctd\u003eEL3174\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct Type\u003c\/td\u003e\n      \u003ctd\u003eEtherCAT Terminal\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n      \u003ctd\u003e4\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDesign Form\u003c\/td\u003e\n      \u003ctd\u003eHD (High Density) housing with signal LEDs\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eSignal and I\/O\u003c\/h4\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\u003eTechnology\u003c\/td\u003e\n      \u003ctd\u003eU differential, I single-ended\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSignal Type\u003c\/td\u003e\n      \u003ctd\u003eDifferential (voltage), Single-ended (current)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNominal Measuring Range (Voltage)\u003c\/td\u003e\n      \u003ctd\u003e-10\/0 to +10 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNominal Measuring Range (Current)\u003c\/td\u003e\n      \u003ctd\u003e-20\/0\/+4 to +20 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTechnical Measuring Range (Voltage)\u003c\/td\u003e\n      \u003ctd\u003e-10.73 to +10.73 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTechnical Measuring Range (Current)\u003c\/td\u003e\n      \u003ctd\u003e-21.47 to +21.47 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eResolution\u003c\/td\u003e\n      \u003ctd\u003e16 bit (incl. sign)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMeasuring Error\u003c\/td\u003e\n      \u003ctd\u003e\u0026lt; plus\/minus 0.3 % (relative to full scale value)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConversion Time\u003c\/td\u003e\n      \u003ctd\u003eMinimum 150 microseconds\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInput Filter Limit Frequency\u003c\/td\u003e\n      \u003ctd\u003e5 kHz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInternal Resistance\u003c\/td\u003e\n      \u003ctd\u003e\u0026gt; 200 kohm (voltage) | typ. 85 ohm (current)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCommon-Mode Voltage (UCM)\u003c\/td\u003e\n      \u003ctd\u003eMax. 35 V (voltage measurement)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDielectric Strength\u003c\/td\u003e\n      \u003ctd\u003eMax. 30 V (current measurement)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eElectrical and Power\u003c\/h4\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\u003ePower Supply\u003c\/td\u003e\n      \u003ctd\u003eVia the E-bus\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCurrent Consumption E-bus\u003c\/td\u003e\n      \u003ctd\u003eTyp. 200 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCurrent Load Power Contacts\u003c\/td\u003e\n      \u003ctd\u003eImax: 10 A\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eElectrical Isolation\u003c\/td\u003e\n      \u003ctd\u003e500 V (E-bus \/ signal voltage)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eCommunication and Performance\u003c\/h4\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\u003eDistributed Clocks\u003c\/td\u003e\n      \u003ctd\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDistributed Clock Precision\u003c\/td\u003e\n      \u003ctd\u003e\u0026lt;\u0026lt; 1 microsecond\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBit Width in Process Image\u003c\/td\u003e\n      \u003ctd\u003eInputs: 16 byte\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConfiguration\u003c\/td\u003e\n      \u003ctd\u003eNo address or configuration setting required\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSpecial Features\u003c\/td\u003e\n      \u003ctd\u003eU\/I parameterizable, ExtendedRange, standard and compact process image, activatable FIR\/IIR filters\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eConnection and Mechanical\u003c\/h4\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\u003eConnection Technology\u003c\/td\u003e\n      \u003ctd\u003eSpring actuation by screwdriver\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSolid Conductor Cross-Section\u003c\/td\u003e\n      \u003ctd\u003e0.08 to 1.5 mm2 (AWG 28 to 16)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eStranded Conductor Cross-Section\u003c\/td\u003e\n      \u003ctd\u003e0.25 to 1.5 mm2 (AWG 22 to 16)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConductor with Ferrule Cross-Section\u003c\/td\u003e\n      \u003ctd\u003e0.14 to 0.75 mm2 (AWG 26 to 19)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eStripping Length\u003c\/td\u003e\n      \u003ctd\u003e8 to 9 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDimensions (W x H x D)\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\u003eNet Weight\u003c\/td\u003e\n      \u003ctd\u003eApprox. 65 g\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMounting\u003c\/td\u003e\n      \u003ctd\u003eOn 35 mm DIN rail conforming to EN 60715 with lock\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eEnvironmental and Compliance\u003c\/h4\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\u003eOperating Temperature Range\u003c\/td\u003e\n      \u003ctd\u003e-25 to +60 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eStorage Temperature Range\u003c\/td\u003e\n      \u003ctd\u003e-40 to +85 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRelative Humidity\u003c\/td\u003e\n      \u003ctd\u003e95 %, no condensation\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProtection Rating\u003c\/td\u003e\n      \u003ctd\u003eIP20\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eVibration and Shock Resistance\u003c\/td\u003e\n      \u003ctd\u003eConforms to EN 60068-2-6 \/ EN 60068-2-27\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEMC Immunity and Emission\u003c\/td\u003e\n      \u003ctd\u003eConforms to EN 61000-6-2 \/ EN 61000-6-4\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApprovals and Markings\u003c\/td\u003e\n      \u003ctd\u003eCE, UL, ATEX, IECEx, cFMus\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEx Marking (cFMus)\u003c\/td\u003e\n      \u003ctd\u003eClass I, Division 2, Groups A, B, C, D; Class I, Zone 2, AEx ec IIC T4 Gc\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eEnsure the entire control system and associated power supplies are fully de-energized before beginning installation or wiring work.\u003c\/li\u003e\n  \u003cli\u003eInspect the BECKHOFF EL3174 terminal housing and connection points for any signs of transit damage.\u003c\/li\u003e\n  \u003cli\u003eMount the terminal onto a standard 35 mm DIN rail (conforming to EN 60715) by snapping it securely into place using the integrated locking mechanism. Ensure proper side-by-side engagement via the double slot and key connection.\u003c\/li\u003e\n  \u003cli\u003eStrip field conductors to the recommended length of 8 to 9 mm. Insert solid, stranded, or ferrule-equipped wires into the spring-loaded connection points using a suitable screwdriver.\u003c\/li\u003e\n  \u003cli\u003eVerify terminal assignment and signal wiring against system schematics, ensuring proper separation between differential voltage and single-ended current loops.\u003c\/li\u003e\n  \u003cli\u003eConfirm that E-bus connections and power contact bridges are correctly seated between adjacent terminals.\u003c\/li\u003e\n  \u003cli\u003eRestore system power and verify operational status using the integrated channel signal LEDs and the TwinCAT engineering environment.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106528616811,"sku":"EL3174","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/el3174-faomfiiie3y.png?v=1776244454","url":"https:\/\/www.plcprotech.com\/products\/beckhoff-el3174-ethercat-terminal","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}