{"product_id":"beckhoff-el7037-ethercat-terminal-stepper-motor-module","title":"Beckhoff EL7037 EtherCAT Terminal Stepper Motor Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nDirect, high-precision microstepping control for medium-power bipolar stepper motors is executed seamlessly by the \u003cstrong\u003eBeckhoff EL7037\u003c\/strong\u003e EtherCAT Terminal. Operating as a fully integrated 1-channel motion interface within the EtherCAT I\/O environment, this compact 12 mm module houses both the power electronics and a feedback encoder interface. By supporting advanced \u003cstrong\u003evector control\u003c\/strong\u003e and 64-fold microstepping, the unit ensures exceptionally smooth motor rotation, minimized resonance, and precise dynamic positioning. It interfaces directly with 2-phase stepper motors up to 24 V DC at a continuous output current of 1.5 A, which can be further scaled using external thermal management accessories.\n\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClosed-Loop Positioning:\u003c\/strong\u003e Integrated single-ended incremental encoder input supporting real-time feedback and positioning verification.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e64-Fold Microstepping:\u003c\/strong\u003e Smooth dynamic performance and high-resolution positioning via configurable microstepping profiles up to 16,000 full steps per second.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Vector Control:\u003c\/strong\u003e Fields-oriented current control algorithm reduces motor heating and enhances system efficiency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDistributed Clocks (DC):\u003c\/strong\u003e Synchronous operational capability with sub-microsecond synchronization across the EtherCAT network.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Density (HD) Housing:\u003c\/strong\u003e Standard 12 mm wide DIN rail module featuring dedicated signal LEDs for diagnostics and status indication.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTarget Industrial Applications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackaging and Labelling Systems:\u003c\/strong\u003e Precision feed-axis adjustments and quick-change format control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSemiconductor Handling:\u003c\/strong\u003e Cleanroom-compatible wafer handling and micro-positioning gantries.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAssembly and Pick-and-Place:\u003c\/strong\u003e High-speed Cartesian component placement and orientation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalytical Laboratory Automation:\u003c\/strong\u003e Low-noise liquid handling pumps, pipetting axes, and sample carousel rotation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eSpecification Values\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eBeckhoff Automation\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModel \/ Part Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eEL7037\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModule Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eEtherCAT Terminal, 1-Channel Motion Interface\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eSupply Voltage (Power)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e24 V DC (via power contacts)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOutput Current (Standard)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMax. 1.5 A continuous\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOutput Current (With ZB8610)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMax. 3.0 A continuous (requires ZB8610 fan cartridge)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eLoad Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2-phase stepper motor (unipolar or bipolar)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eE-Bus Current Consumption\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eTypical 100 mA\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePower Contact Current Consumption\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eTypical 50 mA + motor current\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eEncoder Input Signal\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e5 to 24 V DC, typical 5 mA, single-ended\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eSoftware Compatibility\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eTwinCAT 2, TwinCAT 3 (via NC PTP or CoE Drive parameters)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eStep Frequency \/ Resolution\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eConfigurable up to 16,000 full steps\/s; 64-fold microstepping\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eElectrical Isolation\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e500 V (E-bus \/ field potential)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e12 mm x 100 mm x 68 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOperating Temperature Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e0 degC to +55 degC (non-condensing relative humidity max. 95%)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eGermany\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2.00 kg (with secure protective packaging)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eTerminal Point\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eSignal Assignment\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eA1\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMotor Phase A, Connection 1\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eB1\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMotor Phase B, Connection 1\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e3\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003e+24 V DC Feed\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003ePower supply contact for motor power path\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e4\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eEncoder A\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIncremental Encoder Channel A Input (Single-ended)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e5\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eA2\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMotor Phase A, Connection 2\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e6\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eB2\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMotor Phase B, Connection 2\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e7\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003e0 V DC\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eCommon power contact return path\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e8\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eEncoder B\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIncremental Encoder Channel B Input (Single-ended)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nThe Beckhoff EL7037 functions as a direct drop-in step-up from the legacy EL7031 terminal, providing vastly enhanced microstepping control (64-fold vs 64-fold on select versions but with superior vector current optimization). When swapping older EL7031 units in pre-existing projects, check the \u003cstrong\u003eTwinCAT System Manager\u003c\/strong\u003e hardware revision indices; configuration profiles may require adjusting the CAN over EtherCAT (CoE) register configurations to leverage the integrated vector control options native to the EL7037.\n\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nThermal dissipation limits must be rigorously managed when mounting multiple EL7037 terminals adjacently in an unventilated enclosure. Operating continuously near 1.5 A per channel causes thermal load escalation. For multi-axis applications where continuous currents exceed 1.0 A per terminal, installation of the \u003cstrong\u003eZB8610 fan cartridge\u003c\/strong\u003e is highly recommended. Ensure adequate side-by-side clearance or active cabinet ventilation to prevent thermal safety shutdowns on the internal bridge drivers.\n\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1.5rem;\"\u003e\nAlways use shielded, low-capacitance twisted-pair cables for motor connections to mitigate electromagnetic interference (EMI). The encoder feedback signal lines are particularly susceptible to motor line crosstalk; route the encoder wires and the motor phase wires separately. Ground the cable shields directly at the cabinet entry point using low-impedance ground clamps. When configuring TwinCAT NC PTP, ensure motor coil resistance and inductance values are accurately keyed into the CoE startup parameter list to allow the current controller loop (operating at approximately 30 kHz) to stabilize correctly.\n\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; border-radius: 4px;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003e\n    Before beginning terminal installation, wire modifications, or configuration changes, verify that the 24 V DC system power supply and the 24 V DC power contact feeds have been fully de-energized. Failure to de-energize the power path prior to connecting or disconnecting the motor phases can result in terminal bridge destruction and permanent system failure.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eMount the EL7037 onto a standard 35 mm DIN rail conforming to EN 60715. Secure the latching mechanism firmly against the slide block.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eUsing a standard flat-head screwdriver, engage the push-in spring connections to secure solid or stranded wires with wire end ferrules.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eInterconnect the side-by-side terminal bus contacts, ensuring clean connection with adjacent terminals for proper E-bus data transmission.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106504663403,"sku":"EL7037","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/el7037-ayvy2ip0ivv.png?v=1776244568","url":"https:\/\/www.plcprotech.com\/tr\/products\/beckhoff-el7037-ethercat-terminal-stepper-motor-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}