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Beckhoff EtherCAT Terminal, 1-channel Motion Interface - EL7047
The EL7047 EtherCAT Terminal is a 1-channel motion interface for stepper motors. It supports a voltage range of 8 to 48 V DC and a maximum current of 5 A. The terminal incorporates vector control and includes an incremental encoder with 1024 increments per revolution. Two digital inputs for limit switches are also provided. The EL7047 can be parameterized for specific motor and application requirements, offering 64-fold micro-stepping for quiet and precise operation. The terminal can increase its output current to 6.5 A when used with the ZB8610 fan cartridge.
Specifications
| Part Number | EL7047 |
|---|---|
| Category | PLCs/Machine Control |
| Subcategory | PLC Programming Terminal |
| Technology | Compact drive technology |
| Connection Method | Direct motor connection + feedback |
| Number of Inputs | 2 x end position, 1 x encoder |
| Load Type | 2-phase stepper motor (uni-/bipolar) |
| Number of Outputs | 1 x stepper motor, 1 x motor brake |
| Supply Voltage Electronics | 24 V DC (via power contacts) |
| Supply Voltage Power | 8…48 V DC (external) |
| Output Current | Max. 5.0 A |
| Performance Increase | Yes, through ZB8610 fan cartridge |
| Output Current with ZB8610 | Max. 6.5 A |
| Step Frequency | Configurable up to 16,000 full steps/s |
| Step Pattern | 64-fold micro-stepping |
| Current Controller Frequency | Approx. 30 kHz |
| Resolution | Approx. 5000 positions in typical applications (per revolution) |
| Encoder Input Signal | 5…24 V DC, typ. 5 mA, single-ended |
| Encoder Connection | A, B, C, gate/latch |
| Input Frequency | Max. 400,000 increments/s (with 4-fold evaluation) |
| Current Consumption Power Contacts | Typ. 50 mA |
| Current Consumption E-bus | Typ. 140 mA |
| Distributed Clocks | Yes |
| Special Features | Travel distance control, encoder input, vector control |
| Electrical Isolation | 500 V (E-bus/field potential) |
| Relative Humidity | 95%, no condensation |
| Weight | Approx. 90 g |
| Operating/Storage Temperature | 0…+55°C / -25…+85°C |
| EMC Immunity/Emission | Conforms to EN 61000-6-2/EN 61000-6-4 |
| Vibration/Shock Resistance | Conforms to EN 60068-2-6/EN 60068-2-27 |
| Protection Rating/Installation Position | IP20/see documentation |
Information About EL7047
The EL7047 EtherCAT Terminal is designed for the direct connection of stepper motors in the mid-power range, capable of handling currents up to 5 A and operating within a voltage range from 8V to 48V DC. This terminal integrates a compact stepper motor output stage alongside two digital inputs dedicated for limit switches. Through parameterization capabilities, the EL7047 can be finely tuned to meet specific motor and application requirements, ensuring optimal performance.
Featuring 64-fold micro-stepping, the EL7047 facilitates exceptionally quiet and precise motor operation, crucial for applications demanding accuracy and minimal noise. When paired with compatible stepper motors such as the AS2000 series, the terminal leverages its integrated, torsion-proof encoder (offering 1,024 increments per revolution) to support closed-loop control, enhancing positional accuracy and stability.
For enhanced performance under continuous operation and full load conditions, the EL7047 supports an increased output current of up to 6.5 A when paired with the ZB8610 fan cartridge. This capability makes it suitable for applications requiring sustained and robust motor operation.
Manufacturer information
Beckhoff Automation is a German manufacturer of open automation systems, including industrial PCs, I/O and fieldbus components, drive technology, automation software, and hardware for machine vision. Beckhoff is known for its innovative and reliable automation technology, which is used in a wide range of industries. The company is committed to providing customers with the best possible automation solutions to help them succeed in their businesses.
What Our Experts Think
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High Performance: Beckhoff control systems offer powerful computing capabilities for demanding industrial automation tasks.
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Energy-Efficient: Designed with optimized power usage to support sustainable, low-energy operations.
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Durable & Reliable: Built to withstand harsh industrial environments with high-quality components and rugged designs.
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Quiet Operation: Fanless or low-noise cooling systems in many models ensure minimal disruption in sensitive areas.
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Easy Installation: Modular design allows for quick and flexible setup in a wide range of industrial applications.
Q&A
Q: What is Beckhoff equipment used for?
A: Beckhoff products are used for industrial automation, providing control, motion, and communication solutions for a variety of industries.
Q: What features are included in Beckhoff automation systems?
A: Features include high-performance CPUs, modular I/O systems, compact form factors, and support for leading industrial communication standards like EtherCAT.
Q: Are Beckhoff products energy-efficient?
A: Yes, many Beckhoff systems are designed to reduce energy consumption while maintaining high-speed, precise control.
Q: How does Beckhoff compare to other automation brands?
A: Beckhoff stands out for its open automation systems, flexible designs, and strong performance in both small and large-scale industrial projects.
Maintenance Tips
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Keep Units Clean: Regularly remove dust and debris from ventilation openings and surfaces.
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Check Connections: Inspect cables and connectors periodically for wear or damage.
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Monitor Software Updates: Keep firmware and software updated to ensure optimal performance and security.
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Temperature Control: Ensure devices are operated within recommended temperature ranges to avoid overheating.
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Annual System Check: Have a technician perform a full inspection and preventive maintenance annually.
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