{"product_id":"beckhoff-el3403-ethercat-terminal-3-channel-power-measurement-module","title":"BECKHOFF EL3403 EtherCAT Terminal 3-Channel Power Measurement Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTo analyze three-phase AC power networks directly within the industrial fieldbus segment, the \u003cstrong\u003eBeckhoff EL3403\u003c\/strong\u003e provides precise, high-performance measurement values. This \u003cstrong\u003e3-channel analog input power measurement terminal\u003c\/strong\u003e is designed to calculate comprehensive electrical grid status parameters, including effective power, reactive power, apparent power, energy consumption, phase angle (cos phi), and frequency for each connected phase. Processing inputs up to 500 V AC directly, the module supports highly detailed diagnostics of energy distribution systems and industrial machinery. Non-intrusive current sensing up to 1 A (AC) is executed through external measuring transformers (such as x A\/1 A), enabling flexible integration into existing power distribution frameworks.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMains-synchronous conversion with 16-bit resolution for premium signal acquisition.\u003c\/li\u003e\n  \u003cli\u003eDirect RMS value calculation for all applied voltage and current waveforms.\u003c\/li\u003e\n  \u003cli\u003eComprehensive data calculation: delivers current, voltage, active\/reactive\/apparent power, energy, frequency, and phase angle values directly over the E-bus.\u003c\/li\u003e\n  \u003cli\u003eOptional single-phase operation mode for simplified monitoring on isolated lines.\u003c\/li\u003e\n  \u003cli\u003eGalvanic electrical isolation rating of 1500 V to isolate low-voltage logic from high-voltage measuring points.\u003c\/li\u003e\n  \u003cli\u003eCompact 12 mm design form factor optimizing space layout on industrial DIN rails.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReal-time energy management and sub-metering in industrial production facilities.\u003c\/li\u003e\n  \u003cli\u003eDynamic load monitoring and diagnostic tracking on high-power three-phase AC motors.\u003c\/li\u003e\n  \u003cli\u003eIntegration within power distribution plants and substation cabinets for utility tracking.\u003c\/li\u003e\n  \u003cli\u003ePredictive maintenance analytics based on power signature variations.\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\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\u003eEL3403\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eTechnology\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3-phase power measurement for alternating voltages\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\u003e3 x current, 3 x voltage\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMeasuring Voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMax. 500 V AC 3~ (ULX-N: max. 288 V AC)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMeasuring Current\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMax. 1 A AC (via measuring transformers x A\/1 A)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1 uA, 0.1 mV, 10 mW (16-bit)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMeasuring Error\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.5% relative to full scale value (U\/I), 1% calculated values\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMeasuring Procedure\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eTrue RMS calculation\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConversion Time\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMains-synchronous\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eElectrical Isolation\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1500 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCurrent Consumption E-bus\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eTyp. 120 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProcess Image Bit Width\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e62 byte PM input, 3 byte PM output\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-25 to +60 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-40 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\u003eEnclosure Protection Rating\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eIP20\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\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eApprox. 75 g\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 Method\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSolid conductor (e), flexible conductor (f), and ferrule (a)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eActuation Method\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSpring actuation by screwdriver\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConnection Cross-Section (Solid\/Stranded)\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\u003eConnection Cross-Section (With Ferrule)\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    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCurrent Load Power Contacts\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMax. 10 A\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 the terminal onto a standard 35 mm DIN rail conforming to EN 60715, locking it firmly into place.\u003c\/li\u003e\n  \u003cli\u003eEnsure double slot and key mechanical connection is completely flush with adjacent terminals.\u003c\/li\u003e\n  \u003cli\u003eRoute high-voltage measurement lines separated from low-voltage E-bus and signal lines to prevent noise coupling.\u003c\/li\u003e\n  \u003cli\u003eInstall appropriate external current transformer shorting blocks for safety during troubleshooting or hardware swap-outs.\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 listed\u003c\/li\u003e\n  \u003cli\u003eEMC Immunity\/Emission: Conforms to EN 61000-6-2 \/ EN 61000-6-4\u003c\/li\u003e\n  \u003cli\u003eVibration\/Shock Resistance: Conforms to EN 60068-2-6 \/ EN 60068-2-27\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106531860843,"sku":"EL3403","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/el3403-rb1y0ygpw5l.png?v=1776244483","url":"https:\/\/www.plcprotech.com\/fa\/products\/beckhoff-el3403-ethercat-terminal-3-channel-power-measurement-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}