The EL3702 Beckhoff 2-channel analog input terminal. Therefore, handles signals in the range between -10 and +10 V. In other words, The voltage is digitized to a resolution of 16 bits and is transmitted, electrically isolated, to the controller. For instance, the signals are over-sampled with an adjustable. The EL3702 is a Beckhoff EtherCAT Terminal designed for precise analog input applications.

Key Features:

• Channels: 2 analog input channels.
• Signal Types: Supports differential inputs, suitable for a wide range of analog signals.
• Sampling Rate: High sampling rate for real-time data acquisition.
• Resolution: High-resolution conversion, typically 24-bit.
• Integrated Filters: Includes filters to reduce noise and improve signal integrity.
• Diagnostic LEDs: LEDs for status indication, aiding in monitoring and troubleshooting.

Technical Specifications:

• Number of Inputs: 2
• Input Signal Type: Differential inputs, supporting various voltage ranges (e.g., ±10 V).
• Resolution: 24-bit ADC for high-precision measurements.
• Sampling Rate: Up to 10 kSps (kilo samples per second) per channel.
• Input Impedance: High input impedance to minimize signal loading.
• Accuracy: High accuracy, typically with very low offset and gain error.
• Input Protection: Overvoltage protection to safeguard the module and connected devices.
• Power Supply: 24 V DC (via EtherCAT bus).

Applications:

• Industrial Automation: Suitable for monitoring and controlling industrial processes.
• Data Acquisition: Ideal for applications requiring high-precision and high-speed data acquisition.
• Test and Measurement: Used in laboratory and field measurements for various physical quantities.

Integration and Usage:

• EtherCAT Compatibility: Seamlessly integrates into a Beckhoff EtherCAT network, allowing for easy addition to existing systems.
• Software Support: Configured and managed using Beckhoff’s TwinCAT software, which offers extensive tools for setup and programming.
• Compact Design: The terminal design fits into standard Beckhoff EtherCAT I/O systems, conserving space and simplifying installation.