{"product_id":"el7041-1000-beckhoff-1-channel-stepper-motor-interface-48-vdc-5-a","title":"EL7041-1000 BECKHOFF Interface moteur pas à pas 1 canal 48 VCC 5 A","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEL7041-1000 (EL70411000)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance EtherCAT Terminal designed for the direct control of stepper motors in a compact, DIN-rail mounted form factor. Part of Beckhoff’s\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCompact Drive Technology\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eportfolio, this module supports 2-phase stepper motors (unipolar or bipolar) with a rated voltage up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e48 V DC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand a significant output current of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5 A\u003c\/strong\u003e. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-1000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003evariant is specifically optimized for closed-loop motion control, featuring an integrated interface for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eincremental encoders\u003c\/strong\u003e. This allows for precise position feedback, stall detection, and enhanced step accuracy in B2B industrial applications such as 3D printing, CNC labeling, high-precision picking, and automated laboratory equipment.\u003c\/p\u003e\n\u003ch3\u003eHardware Architecture and Motion Control Logic\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEL7041-1000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003earchitecture consolidates power electronics and feedback logic into a single\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24 mm\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewide housing. It utilizes the high-speed EtherCAT backplane to receive motion commands from the TwinCAT NC or CNC runtime. The module features two dedicated digital inputs for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eend position\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emonitoring (limit switches) and a full interface for a displacement encoder, enabling \"true\" position control.\u003c\/p\u003e\n\u003cp\u003eThe power stage uses advanced PWM current control to ensure smooth motor rotation with minimal resonance. By integrating the encoder feedback directly into the terminal, the EL7041-1000 can compensate for missed steps in real-time, providing the reliability of a servo system at the cost-effective price point of a stepper solution. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epluggable wiring level (ES series)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eallows for rapid module replacement without disconnecting individual field wires.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEL7041-1000\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBECKHOFF\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMotor Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2-phase Stepper Motor (Unipolar\/Bipolar)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 to 48 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePeak Output Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5.0 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFeedback Interface\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIncremental Encoder\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDigital Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 x End Position (Limit Switches)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConnection Technology\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDirect Motor + Feedback\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHousing Design\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eES-24-2x8pin (Pluggable)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 55 Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-25 to +85 Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 90 g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the closed-loop functionality work in the EL7041-1000?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe terminal constantly compares the commanded step position with the actual feedback from the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eincremental encoder\u003c\/strong\u003e. If a discrepancy is detected (e.g., due to a mechanical jam or resonance), the TwinCAT system can adjust the torque or trigger an error, preventing the loss of synchronization common in open-loop stepper systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of the 48 VDC supply?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHigher voltage allows the stepper motor to maintain torque at higher speeds. While the motor may be rated for a lower nominal voltage, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e48 VDC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebus helps overcome the back-EMF (Electromotive Force) of the motor coils, significantly expanding the usable speed range of the drive.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this terminal without an encoder?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. While the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-1000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis designed for feedback, it can operate in standard open-loop mode. However, for applications without any feedback requirement, the standard EL7041 may be a more cost-effective alternative.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEngineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAt a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5 A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eload, the EL7041-1000 generates significant heat. It must be mounted horizontally on the DIN rail to allow for vertical airflow. Ensure that the terminal is not placed directly adjacent to other high-heat modules without sufficient spacing or forced cooling if the ambient temperature exceeds 45 Celsius.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eShielding and Grounding:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStepper motor cables carry high-frequency PWM signals that can cause EMI. Always use\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eshielded twisted-pair cables\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor both the motor leads and the encoder feedback. The shield must be connected to the functional earth (FE) via a low-impedance clamp as close to the terminal as possible.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Supply Decoupling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUse a dedicated 24-48 VDC power supply for the motor potential. It is highly recommended to place a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ebuffer capacitor terminal (e.g., EL9576)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein the same segment to absorb regenerated energy during motor deceleration and to stabilize the voltage during peak current demands.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEL7041-1000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a premier \"All-in-One\" motion solution. By integrating the drive, feedback, and limit switch inputs into a single I\/O slice, it drastically reduces the required panel space and wiring labor. Its compatibility with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTwinCAT NC PTP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Point-to-Point) library allows for easy configuration of acceleration ramps, jerk limitation, and following error monitoring. For B2B machine builders, this terminal provides a robust, scalable path to high-performance motion control without the complexity of traditional standalone drive units.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106700484971,"sku":"EL7041-1000","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/el7041-1000-uz5x2mjkrro.png?v=1776244571","url":"https:\/\/www.plcprotech.com\/fr\/products\/el7041-1000-beckhoff-1-channel-stepper-motor-interface-48-vdc-5-a","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}