EL5152

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The Beckhoff EL5152, part of the EL EtherCAT Terminals series, features two channels and a 4-fold quadrature decoder for precise signal evaluation. It supports a limit frequency of 400,000 increments/s and operates at a nominal voltage of 24 V DC. Weighing approximately 50 g, it functions within -25 to +60°C.

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Product Description:

The EL5152 EtherCat Terminal of Beckhoff is specially designed for industrial automation applications. It is widely applicable in industries for the connection of different field devices.

The EL5152 EtherCat terminal has a space-efficient design and includes LEDs to visually indicate signal or status. It typically draws 130 milliamps from the EtherCAT communication bus. The module wiring system allows for pluggable connectors. It is able to handle two encoder signal channels. It operates reliably within -25…+60°C temperature range. Its housing is made of durable polycarbonate plastic, which is lightweight and strong. It complies with electromagnetic compatibility standards both in resisting interference and limiting emissions. The module mounts securely on standard DIN rails used in industrial cabinets. Its EtherCat communication and field wiring are electrically isolated up to 500 volts to prevent interference and damage. It is able to process up to 100 kHz quadrature encoder signals with 4x decoding. It is designed to withstand industrial levels of vibration and shock without malfunctioning. This terminal supports very fine position measurements, even finer than what the encoder natively provides via interpolation. The terminal provides 24V power (within range) to the connected encoders. It has a mass approximately equal to 50 grams which eases train on DIN rail mounting and helps in compact installations.

The EL series module can connect mechanically and electrically to other terminals using an interlocking system for secure and tidy installations. It accepts single ended encoder signals following standard logic level specs. The module offers advanced features like ultra-fine interpolation, speed or frequency measurement and counter functionality. It accepts different wire types connected using a spring clamp, actuated with a screwdriver. Its internal counters can be configured for 16-bit or 32-bit operation which depends on resolution and count range needs.

Counter
2 x 16/32 bit switchable
Current Consumption (e-bus)
Typical 130 mA
Current Consumption (power contacts)
Typical 100 mA + load
Distributed Clocks
Yes
Encoder Inputs
2 x A/B, 24 V single-ended
Input Current per Channel
Typ. 5 mA
Max Count Rate
400,000 inc/s
Max Input Frequency
100 kHz
Nominal Voltage
24 V DC (-15%/+20%)
Operating Temperature
-25 to +60°C
Quadrature Decoding
4-fold evaluation
Resolution
1/256 bit microincrement
Signal Levels
‘0’<5 V DC; ‘1’>15 V DC
Standard
EN 61131-2 Type 1
Weight
Approx. 50 g

Frequently Asked Questions about EL5152:

Q: How does the 500 V electrical isolation benefit the EL5152 EtherCAT Terminal?

A: Electrical isolation in the EL5152 prevents damage from voltage spikes and ensures reliable data transmission. It also protects the EtherCAT network from field wiring faults.

Q: Why is 4x quadrature decoding important in the EL5152 EtherCAT Terminal?

A: 4x decoding allows the EL5152 to achieve higher position resolution from fewer encoder pulses. This improves control precision in high-speed applications.

Q: How does the 1/256 bit microincrement feature enhance performance in Beckhoff EL5152?

A: The microincrement feature in EL5152 enables ultra-fine interpolation, allowing for smoother and more precise motion control. It is critical for precision machining and robotics.

Q: What advantage does the 12 mm compact design offer for the EL5152 EtherCAT Terminal?

A: The slim 12 mm design helps maximize space efficiency inside control cabinets. It allows denser installations without overheating or wiring difficulties.

Q: How does the 100 kHz limit frequency impact the EL5152 EtherCAT Terminal's performance?

A: The 100 kHz limit frequency ensures that the EL5152 can process very fast encoder signals. It supports high-speed motion systems without signal loss.


Internal Product Review

  • ‘‘The Beckhoff EL5152 EtherCAT Terminal is a high-performance module with 500 V electrical isolation and 95% relative humidity tolerance. It features 4x quadrature evaluation, up to 100 kHz signal processing, and robust EMC compliance. Its durable polycarbonate housing ensures stability even in harsh industrial environments.’’

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