ELM3502-0000

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The ELM3502-0000 is a versatile EtherCAT Terminal with 2-channel analog input and a 24-bit signal resolution. This Beckhoff unit is part of the ELM EtherCAT Terminal Series, featuring a measuring bridge signal type and a sampling rate of up to 20 ksps. It supports wiring up to 6-wire with differential ground reference.

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Product Description:

The ELM3502-0000 is a Beckhoff EtherCAT Terminal designed for the evaluation of measuring bridges in various configurations, including full, half, and quarter bridge setups. It features two channels that are capable of processing differential signals, providing exceptional accuracy in measurements. This dual-channel capability allows for efficient monitoring and data acquisition from multiple sensors or strain gauges. The terminal employs resistor bridge technology specifically designed for strain gauge applications. It operates with a differential signal type, which is crucial for accurately measuring and processing signals from strain gauges in various configurations.

The terminal features versatile connection technology that accommodates various wiring configurations, including 2-wire, 3-wire, 4-wire, 5-wire, and 6-wire setups. This flexibility allows users to adapt the terminal to different measuring bridge configurations, such as full-bridge, half-bridge, and quarter-bridge. The module is designed to utilize a push-in connection type with a 6-pin service plug, designed for ease of installation and maintenance. This connection method allows users to quickly and securely connect wires without the need for additional tools, streamlining the setup process. It features an internal resistance greater than 4 MΩ, minimizing the loading effect on the measuring circuit for enhanced precision.

The ELM3502-0000 EtherCAT Terminal incorporates functional diagnostics, which enhances the reliability and ease of use of the device. This allows for real-time monitoring of the terminal's operational status, enabling quick identification of potential issues or malfunctions. The terminal offers a resolution of 24 bits ensuring exceptional precision in measurements. It has a typical current consumption of 450 mA from the E-bus. It features a metal housing with integrated signal LEDs for real-time status indication, providing enhanced usability. It is designed for installation on a 35 mm DIN rail, providing simple installation and integration in various setups.

Approvals
UL
Channels
2
Connection Method
direct plug-in / push-in
Conversion Time
20–100 µs
Device Type
2-channel EtherCAT analog input terminal
Ground Reference
differential
Interface
EtherCAT
Low-Level Input Range
<100 mV
Measurement Uncertainty
<0.1%
Operating Temperature
-25°C to +60°C
RTD Types
Pt100, Pt1000
Sampling Rate
10–50 ksps
Sampling Type
simultaneous
Signal Resolution
24 bit
Supported Bridge Types
full, half, quarter
Supported Other Signals
voltage, potentiometer, RTD, TC
Technologies
XFC, Extended Range
Voltage Input Range
0–10 V; ±10 V
Wiring
2–6 wire

Frequently Asked Questions about ELM3502-0000:

Q: What is the signal type of the ELM3502-0000?

A: The ELM3502-0000 utilizes a differential signal type, which enhances measurement accuracy by reducing common-mode noise and providing clear readings from the measuring bridges.

Q: How many channels does the ELM3502-0000 have?

A: The ELM3502-0000 features 2 channels, allowing simultaneous evaluation of multiple measuring bridges, which improves efficiency in industrial applications.

Q: What is the resolution of the ELM3502-0000?

A: The ELM3502-0000 has a resolution of 24 bits, including a sign bit, providing highly accurate measurements for sensitive applications in automation and control systems.

Q: What types of connections can be made with the ELM3502-0000?

A: The ELM3502-0000 supports 2-wire, 3-wire, 4-wire, 5-wire, and 6-wire connection technologies, allowing for versatile integration with various measuring bridge configurations.

Q: What kind of diagnostics does the ELM3502-0000 provide?

A: The ELM3502-0000 offers functional diagnostics, including connection diagnostics for broken wires or short circuits, enhancing system reliability and maintenance ease.


Internal Product Review

  • ‘‘The ELM3502-0000 EtherCAT Terminal is a robust solution for precise measurement bridge evaluation. Its flexibility in configuration, combined with a 24-bit resolution, ensures high accuracy and reliability, but its relatively high current consumption may require careful power management in some setups. ’’

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