EL5002 | Beckhoff EtherCAT 2-Channel SSI Encoder Interface Terminal 24 V DC, 24-Bit Resolution

Beckhoff · Motors & Motion

Description  The Beckhoff EL5002 is a 2-channel EtherCAT encoder interface terminal designed for direct connection of absolute encoders via the SSI (Synchronous Serial Interface). Supporting both singleturn and multiturn encoders, it operates with adjustable data lengths up to 32 bits, baud rates up to 1 MHz, and provides 24-bit default resolution for precise position feedback.   Technical Specifications  Condition New/Never Used Surplus Brand Beckhoff Category Industrial Automation Part Number EL5002 Subcategory EtherCAT Encoder Interface Terminal Technology SSI encoder interface Number of Channels 2 Encoder Connection D+, D–, Cl+, Cl– (RS422 differential signals) Supported Encoder Types Singleturn and multiturn absolute encoders Encoder Operating Voltage External 24 V (via EL91xx) or optional 5 V (via EL9505) Data Length Up to 32 bits (24-bit default) Coding Types Gray or binary Baud Rate Up to 1 MHz (default 250 kHz) Signal Output (Pulse) Differential signal (RS422) Signal Input (Data) Differential signal (RS422) Power Supply 24 V DC via power contacts Current Consumption (Power Contacts) Typ. 20 mA + load Current Consumption (E-bus) Typ. 130 mA Electrical Isolation 500 V (E-bus / field potential) Distributed Clocks Supported Data Direction Read Special Features Adjustable baud rate, coding, and data length; power fail bit; multiple transmission mode Protection Rating IP20 Material Polycarbonate housing Mounting Type 35 mm DIN rail (EN 60715) with locking mechanism Operating Temperature -25°C to +60°C Storage Temperature -40°C to +85°C Relative Humidity Up to 95%, non-condensing Dimensions (W × H × D) 12 mm × 100 mm × 68 mm Weight Approx. 55 g (0.12 lbs) Approvals/Markings CE, UL   Information About EL5002 The Beckhoff EL5002 is part of the EtherCAT I/O series and functions as a high-precision SSI master terminal for connecting up to two absolute encoders. Its flexible configuration allows independent parameterization of each channel, including baud rate, coding type, and data length up to 32 bits. The terminal supports both singleturn and multiturn encoders and ensures accurate, real-time position acquisition through distributed clock synchronization. Additionally, the EL5002 provides power fail bit monitoring for detecting encoder supply issues and includes a multiple transmission mode for validating data integrity. Its compact 12 mm housing and robust polycarbonate construction make it suitable for control cabinets and distributed motion control applications requiring high positional accuracy and system reliability. Key Features: Dual SSI Channels: Supports simultaneous connection of two absolute encoders for position or motion control. Flexible Encoder Support: Compatible with singleturn and multiturn encoders, with configurable data lengths up to 32 bits. High Baud Rate: Adjustable communication speed up to 1 MHz for fast, real-time position updates. Selectable Coding: Offers both Gray and binary coding for broad compatibility with various encoder types. Integrated Distributed Clocks: Ensures precise synchronization with other EtherCAT devices for coordinated motion. Power Fail Bit Monitoring: Detects encoder supply interruptions for enhanced system safety and diagnostics. Multiple Transmission Mode: Provides data verification to ensure transmission integrity and reliability. 24-Bit Default Resolution: Delivers accurate position readings ideal for high-precision motion control applications. RS422 Differential Signaling: Reduces interference and improves signal quality over longer cable runs. Software Configuration: Fully programmable through TwinCAT System Manager for channel-specific setup. Electrical Isolation: 500 V separation between field potential and E-bus for reliable signal integrity. Compact Design: Slim 12 mm EtherCAT module for efficient space utilization in control cabinets. The EL5002 delivers the reliability and precision required for encoder-based position feedback, motion synchronization, and real-time control in advanced automation systems.

Brand: Beckhoff · Category: Motors & Motion

Key features

• Dual SSI Channels: Supports simultaneous connection of two absolute encoders for position or motion control.
• Flexible Encoder Support: Compatible with singleturn and multiturn encoders, with configurable data lengths up to 32 bits.
• High Baud Rate: Adjustable communication speed up to 1 MHz for fast, real-time position updates.
• Selectable Coding: Offers both Gray and binary coding for broad compatibility with various encoder types.
• Integrated Distributed Clocks: Ensures precise synchronization with other EtherCAT devices for coordinated motion.
• Power Fail Bit Monitoring: Detects encoder supply interruptions for enhanced system safety and diagnostics.
• Multiple Transmission Mode: Provides data verification to ensure transmission integrity and reliability.
• 24-Bit Default Resolution: Delivers accurate position readings ideal for high-precision motion control applications.
• RS422 Differential Signaling: Reduces interference and improves signal quality over longer cable runs.
• Software Configuration: Fully programmable through TwinCAT System Manager for channel-specific setup.
• Electrical Isolation: 500 V separation between field potential and E-bus for reliable signal integrity.
• Compact Design: Slim 12 mm EtherCAT module for efficient space utilization in control cabinets.

Specifications

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