Description
The Beckhoff EL5152 EtherCAT Terminal is a 2-channel incremental encoder interface that supports HTL 24 V DC signal levels for high-speed position and motion feedback. It processes encoder signals up to 100 kHz with 16/32-bit counter resolution and microincrement functionality for precise motion measurement and synchronization.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Beckhoff |
| Category |
Industrial I/O |
| Part Number |
EL5152 |
| Subcategory |
Encoder Interface Terminals |
| Bus System |
EtherCAT |
| Technology |
Incremental encoder interface, HTL 24 V DC |
| Number of Channels |
2 |
| Encoder Connection |
2 x A, B: 24 V single-ended connection |
| Encoder Operating Voltage |
24 V DC (-15%/+20%) |
| Counter |
2 x 16/32 bit switchable |
| Limit Frequency |
100 kHz (400,000 increments/s with 4-fold evaluation) |
| Quadrature Decoder |
4-fold evaluation |
| Distributed Clocks |
Supported |
| Resolution |
1/256 bit microincrements |
| Measurement Functions |
Period duration, frequency, up/down counters |
| Electrical Isolation |
500 V (E-bus/field potential) |
| Power Supply |
24 V DC via power contacts |
| Current Consumption (Power Contacts) |
Typ. 100 mA + load |
| Current Consumption (E-bus) |
Typ. 130 mA |
| Operating Temperature |
-25…+60°C |
| Storage Temperature |
-40…+85°C |
| Relative Humidity |
95%, non-condensing |
| Protection Class |
IP20 |
| Weight |
50 g (approx. 0.11 lbs) |
Information About EL5152
The EL5152 is part of Beckhoff’s EtherCAT Terminal series, designed to interface incremental encoders directly into an EtherCAT-based control system. It offers two independent channels for HTL (24 V) encoder signals, supporting up to 100 kHz frequency and 4-fold signal evaluation for high-resolution feedback. The terminal integrates distributed clock functionality to ensure precise synchronization of encoder signals across the EtherCAT network. With 16/32-bit counter modes, microincrement capability, and period/frequency measurement features, the EL5152 is an ideal solution for position tracking, speed monitoring, and motion control in industrial automation systems.
Key Features:
- Dual Encoder Interface: Supports two incremental encoders for simultaneous position and speed feedback in high-precision systems.
- High-Speed Signal Processing: Handles encoder signals up to 100 kHz with 4-fold quadrature evaluation for accurate motion detection.
- Flexible Resolution Modes: Switchable 16-bit or 32-bit counters with 1/256-bit microincrement support for fine-grained measurement.
- HTL Signal Compatibility: Designed for 24 V DC HTL encoders compliant with EN 61131-2, type 1 electrical standards.
- Distributed Clock Integration: Enables sub-microsecond synchronization across EtherCAT networks for coordinated control.
- Comprehensive Measurement Functions: Includes frequency, period duration, and up/down counter features for dynamic motion analysis.
- Electrical Isolation: Provides 500 V isolation between the field potential and E-bus for enhanced system safety.
- Compact, Durable Design: Lightweight, IP20-rated construction suitable for DIN rail mounting in control cabinets.
The EL5152 delivers the reliability and precision required for synchronized motion control, encoder monitoring, and high-speed feedback in automation systems.
