{"product_id":"beckhoff-el5021-es5021-series-1-vpp-encoder-module-for-motion-control","title":"Beckhoff EL5021\/ES5021 Series: 1 Vpp Encoder Module for Motion Control","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eEL5021\u003c\/strong\u003e and \u003cstrong\u003eES5021\u003c\/strong\u003e are high-performance EtherCAT terminals designed by Beckhoff for precise motion control applications. These modules facilitate the direct connection of measuring probes or encoders featuring sinusoidal 1 Vpp differential voltage outputs. By utilizing advanced interpolation, the module converts analog input signals into accurate 32-bit count values. With support for input frequencies up to 250 kHz and high-precision EtherCAT Distributed Clocks (DC), these terminals ensure reliable and synchronized data acquisition across complex automation networks.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Variants:\u003c\/strong\u003e \u003cstrong\u003eEL5021\u003c\/strong\u003e (Standard terminal), \u003cstrong\u003eES5021\u003c\/strong\u003e (Pluggable wiring terminal).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnology:\u003c\/strong\u003e Single-channel SinCos encoder interface for 1 Vpp differential signals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEncoder Connection:\u003c\/strong\u003e 1 x A, B, C differential inputs (A, A-inv, B, B-inv, C, C-inv).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e Max 13-bit, providing up to 8192 steps per period.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCounter Depth:\u003c\/strong\u003e Max 24-bit (adjustable).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Input Frequency:\u003c\/strong\u003e 250 kHz at 10-bit resolution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEncoder Supply:\u003c\/strong\u003e Integrated 5 V DC, max 0.5 A output (derived from 24 V DC power contacts).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostics:\u003c\/strong\u003e Real-time detection of amplitude and frequency signal errors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecial Features:\u003c\/strong\u003e Latch, Reset, counter direction switching, and integrated frequency measurement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Isolation:\u003c\/strong\u003e 500 V between E-bus and field potential.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Class:\u003c\/strong\u003e IP20, suitable for 35 mm DIN rail mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGlobal PLC Spare HUB Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eEL5021\u003c\/strong\u003e series is an essential component for engineers requiring robust, high-resolution position feedback in digital EtherCAT architectures. These terminals excel in demanding environments such as CNC machine tools, high-speed packaging machinery, and sophisticated robotic positioning systems. Our engineering assessment highlights the module's diagnostic capabilities—specifically its ability to identify signal amplitude and frequency anomalies instantly—as a key factor in minimizing maintenance downtime. This terminal is the ideal choice for retrofitting analog encoder feedback into modern, high-speed industrial control loops, ensuring seamless integration and superior motion precision.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/EL5021.png?v=1780647357\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Beckhoff","offers":[{"title":"Default Title","offer_id":45173211726006,"sku":"EL5021","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/EL5021.jpg?v=1780647557","url":"https:\/\/www.plcsparehub.com\/products\/beckhoff-el5021-es5021-series-1-vpp-encoder-module-for-motion-control","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}