1 of 1

EL7041 | BECKHOFF | Terminal EtherCAT

EL7041 | BECKHOFF | Terminal EtherCAT

Il ne reste que 10 article(s) en stock
  • Fabricant : BECKHOFF

  • N° de produit : EL7041

  • Pays d'origine :Allemagne

  • Type de produit : Bornier EtherCAT

  • Paiement : Virement bancaire, Western Union

  • Poids : 0g

  • Dimensions : 12 mm x 100 mm x 68 mm

  • Port d'expédition : Xiamen

  • Garantie : 12 mois

Quantité
Voir les détails complets

Designed for direct integration into high-performance EtherCAT networks, the Beckhoff EL7041 provides high-precision control for 2-phase stepper motors in a highly compact 12 mm terminal form factor. This motion interface combines power electronics, encoder feedback, and auxiliary control inputs into a single slice, optimizing panel space and simplifying field wiring in dynamic positioning applications.

Key Features

  • High-Power Density: Delivers up to 5.0 A output current with an operating range of 8 to 48 V DC.
  • Advanced Microstepping: Supports up to 64-fold microstepping for ultra-smooth motor rotation and minimal resonance.
  • Integrated Feedback: Features a single-ended 5 to 24 V DC encoder input (A, B, C, gate/latch) for closed-loop position validation.
  • Distributed Clocks (DC): Enables sub-microsecond synchronization with other EtherCAT axes in multi-axis motion networks.
  • Direct Motor Connection: Eliminates external drive amplifiers, reducing wiring complexity and point-to-point failures.

Applications

  • Multi-axis positioning systems and automated pick-and-place gantry systems.
  • Feed control, indexing tables, and winding applications in packaging machinery.
  • Dosing pump control and high-accuracy fluid handling platforms.
  • Semiconductor handling machinery and precision electronic assembly tools.

Technical Specifications

Parameter Specification Value
Manufacturer Beckhoff
Article Number EL7041
Load Type 2-phase stepper motor (unipolar / bipolar)
Number of Channels 1 channel motion interface
Supply Voltage (Power) 8 to 48 V DC (external)
Supply Voltage (Electronics) 24 V DC (via power contacts)
Output Current Max. 5.0 A
Step Frequency Configurable up to 8000 full steps/s
Step Resolution 64-fold microstepping
Current Controller Frequency Approx. 30 kHz
Encoder Input 5 to 24 V DC, single-ended (A, B, C, gate/latch)
Max. Input Frequency 400,000 increments/s (with 4-fold evaluation)
E-bus Current Consumption Typ. 140 mA
Power Contact Current Consumption Typ. 50 mA
Electrical Isolation 500 V (E-bus / field potential)
Operating Temperature 0 degC to +55 degC
Storage Temperature -25 degC to +85 degC
Approvals & Markings CE, UL
Product Weight Approx. 90 g
Shipping Weight (Calculated) 0.25 kg
Dimensions (W x H x D) 12 mm x 100 mm x 68 mm

Physical Interface Mapping

Terminal Grouping Signal Assignment / Function
Motor Output Terminals Direct 2-phase stepper motor connection (Phases A, A\, B, B\)
Encoder Input Single-ended incremental feedback: Channel A, Channel B, Zero Channel C
Control Inputs Limit switches (End Position 1, End Position 2), Latch/Gate input
Power Feed External power input (8...48 V DC) and E-Bus logic power contacts

Empirical Engineering Insights

Alternative Models & Compatibility

The standard EL7041 is the base configuration for 48 V DC, 5 A applications. If your design demands higher voltage capability, the EL7047 supports up to 50 V DC at 5 A in an identical footprint. Additionally, ensure TwinCAT 2.11 or TwinCAT 3.x is utilized to access the extended CoE (CANopen over EtherCAT) configuration parameters required for custom motor winding parameterization.

Application Pitfalls & Engineering Notes

Under heavy load or high deceleration conditions, stepper motors generate substantial back-EMF. If multiple drive slices are installed on the same bus, integrate a suitable capacitor buffer terminal (such as the Beckhoff EL9576 brake chopper terminal) to absorb voltage spikes and prevent overvoltage faults on the 48 V DC bus.

Commissioning & Wiring Tips

Always use shielded, twisted-pair cables for both the motor connections and the encoder feedback. Keep the encoder cable shield isolated from the motor cable shield to minimize inductive noise coupling. Configure the current limits in the TwinCAT Startup list before enabling the power stage to prevent thermal damage to lower-current stepper motor windings.

Installation Guidelines

CRITICAL WARNING:

Ensure all 24 V DC control power and external 48 V DC motor power lines are completely de-energized before inserting, removing, or wiring the terminal. Failure to do so may cause internal electrical arcing, resulting in permanent damage to the E-bus communication interface and surrounding terminals.

1
DIN Rail Mounting: Position the terminal on the standard 35 mm DIN rail (EN 60715) and press down firmly until the locking mechanism fully engages with a distinct click.
2
Bus Interface Alignment: Slide the terminal laterally along the DIN rail to interconnect with the adjacent EtherCAT terminal. Verify that the lateral gold-plated E-bus contact springs are fully mated.
3
Wiring Execution: Insert a flat-head screwdriver into the spring-actuated terminal openings to release the internal clamp. Insert stripped solid or ferruled wire (stripping length 8 to 9 mm) and release the clamp to secure the wire.
Loading product navigation…

What is the maximum step resolution supported by the EL7041?

It supports up to 64-fold microstepping, enabling up to 5000 positions per revolution in typical applications when paired with a standard 2-phase stepper motor.

How is the external power supply for the stepper motor integrated?

The motor operating voltage of 8 to 48 V DC must be supplied externally to the power contacts, while the internal control electronics are powered via the 24 V DC E-bus connection.

Can the EL7041 interface with single-ended encoders?

Yes, it features an integrated encoder input designed for 5 to 24 V DC single-ended signals (Channels A, B, C, and gate/latch) with a maximum input frequency of 400,000 increments per second.

Is external braking required during fast motor deceleration?

During fast deceleration, high back-EMF is generated. For systems with significant inertia, it is highly recommended to install a capacitor buffer terminal, such as the Beckhoff EL9576, to absorb energy spikes.

Expédition express mondiale

  • Livraison standard : 4 à 6 jours ouvrables via DHL, FedEx et UPS.
  • Expédition express : Expédition le jour même pour les commandes en stock passées avant 14h00 (GMT+8).
  • Couverture mondiale : Service dans plus de 150 pays, avec livraison rapide en Arabie Saoudite et aux Émirats arabes unis.

Retours et garantie

  • Garantie de 30 jours : Retours acceptés pour les produits en stock dans leur emballage d'origine scellé en usine.
  • Garantie de 12 mois : Chaque composant industriel est couvert par notre garantie technique professionnelle.

Les commandes sont traitées et livrées du lundi au vendredi (hors jours fériés).


Pour connaître l'éligibilité complète, les frais de restockage et les détails des retours internationaux, veuillez consulter notre site officiel Politique de remboursement et de retour .

TECHNICAL SPECIFICATIONS

Country of origin
Allemagne

Produits récemment consultés

Connaissances techniques

Actionneurs électriques conçus pour remplacer les systèmes à fluide : un guide pratique d'automatisation industrielle

Cet article explique comment les actionneurs électriques intégrés, tels que la série e-Actuator de SMC, transforment le contrôle du mouvement industriel en remplaçant les systèmes pneumatiques et...

Opérations mathématiques avec OpenPLC pour les applications d'automatisation industrielle

Cet article explique comment les systèmes PLC réalisent des opérations mathématiques de base telles que l'addition, la soustraction, la multiplication, la division, le modulo et l'exponentiation dans...

Logique booléenne avancée avec la programmation FBD PLC : applications industrielles pratiques au-delà de la logique de base

L'article explique plusieurs fonctions avancées de la logique booléenne utilisées en programmation d'automates programmables industriels (API) au-delà des opérations de base ET, OU et NON. Il aborde...

Logique booléenne en programmation PLC : comprendre les portes logiques FBD

La logique booléenne est la base de tout programme PLC. Des commandes machines simples aux systèmes d'automatisation industrielle complexes, les portes logiques déterminent comment les contrôleurs...

Guide approfondi sur les pare-feux industriels et la segmentation des réseaux OT

Les pare-feux industriels jouent un rôle crucial dans la cybersécurité OT, protégeant les réseaux PLC, DCS et SCADA grâce à la segmentation, au contrôle des entrées/sorties et à l’intégration IDS/IPS...

Guide des pinces robotiques : de la manipulation délicate à l'automatisation lourde

Les pinces robotiques modernes évoluent au-delà des mâchoires mécaniques traditionnelles. Des systèmes adhésifs inspirés des geckos aux pinces souples de qualité alimentaire, en passant par des...