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BECKHOFF EtherCAT Terminal, 4-channel analog input, voltage, ±10 V, 16 bit, differential - EL3104
The EL3104 analog input terminal processes signals in the range between -10 and +10 V. The voltage is digitized to a resolution of 16 bits, and is transmitted, electrically isolated, to the higher-level automation device. The input channels of the EL3104 EtherCAT Terminal are differential inputs. The signal state of the EtherCAT Terminal is indicated by light emitting diodes.
Specifications
| Condition | New / Never Used Surplus |
|---|---|
| Manufacturer | BECKHOFF |
| Category | PLCs/Machine Control |
| Subcategory | PLC Programming Terminal |
| Part Number | EL3104 |
| Number of inputs | 4 (differential) |
| Power supply | via the E-bus |
| Technology | differential input |
| Signal type | differential |
| Signal voltage | -10…+10 V |
| Distributed clocks | yes |
| Distributed clock precision | << 1 µs |
| Internal resistance | > 200 kΩ |
| Input filter limit frequency | 5 kHz |
| Common-mode voltage | UCM max. 35 V (relative to GND power contact) |
| Conversion time | ~ 100 µs |
| Resolution | 16 bit (incl. sign) |
| Measurement error/ uncertainty | < ±0.3 % (relative to full scale value) |
| Electrical isolation | 500 V (E-bus/signal voltage) |
| Current consumption E-bus | typ. 130 mA |
| Configuration | no address or configuration setting |
| Special features | standard and compact process image, switchable measuring data representation, activatable FIR/IIR filters, limit value monitoring |
| Operating/storage temperature | -25…+60 °C/-40…+85 °C |
| Relative humidity | 95 %, no condensation |
| Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| EMC immunity/emission | conforms to EN 61000-6-2/EN 61000-6-4 |
| Protect. rating/installation pos. | IP20/variable |
| Pluggable wiring | for all ESxxxx terminals |
| Approvals/markings | CE, UL, ATEX, IECEx, cFMus |
| Material | polycarbonate |
| Dimensions (W x H x D) | 12 mm x 100 mm x 68 mm |
| Installation | on 35 mm DIN rail, conforming to EN 60715 with lock |
| Side by side mounting by means of | double slot and key connection |
Information About EL3104
The BECKHOFF EL3104 is an advanced EtherCAT Terminal with four channels of differential analog input designed for voltage signals within a range of ±10 V. Operating with high precision at 16-bit resolution, it ensures accurate and reliable measurements for industrial automation.
Powered via the E-bus, this terminal utilizes differential input technology with a signal type of differential voltage, spanning -10 to +10 V. It supports distributed clocks with precision below 1 µs, providing synchronized data acquisition. The internal resistance is over 200 kΩ, and the input filter has a limit frequency of 5 kHz.
The EL3104 boasts a common-mode voltage of UCM max. 35 V relative to GND power contact, ensuring robust performance in various scenarios. With a quick conversion time of approximately 100 µs and a resolution of 16 bits (including sign), it delivers precise measurements.
Featuring electrical isolation up to 500 V between the E-bus and signal voltage, the terminal ensures safety. It has a typical E-bus current consumption of 130 mA and requires no address or configuration setting, streamlining integration.
Additional features include standard and compact process image support, switchable measuring data representation, activatable FIR/IIR filters, and limit value monitoring. Operating in a temperature range of -25 to +60 °C and providing robust EMC immunity and emission compliance, it is suitable for demanding industrial environments.
With approvals such as CE, UL, ATEX, IECEx, and cFMus, and constructed from polycarbonate, the EL3104 has dimensions of 12 mm x 100 mm x 68 mm. It can be installed on a 35 mm DIN rail according to EN 60715 with lock and supports side-by-side mounting through a double slot and key connection. The terminal ensures reliable and accurate analog input for a variety of industrial applications.
Manufacturer information
Beckhoff Automation is a German manufacturer of open automation systems, including industrial PCs, I/O and fieldbus components, drive technology, automation software, and hardware for machine vision. Beckhoff is known for its innovative and reliable automation technology, which is used in a wide range of industries. The company is committed to providing customers with the best possible automation solutions to help them succeed in their businesses.
What Our Experts Think
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High Performance: Beckhoff control systems offer powerful computing capabilities for demanding industrial automation tasks.
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Energy-Efficient: Designed with optimized power usage to support sustainable, low-energy operations.
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Durable & Reliable: Built to withstand harsh industrial environments with high-quality components and rugged designs.
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Quiet Operation: Fanless or low-noise cooling systems in many models ensure minimal disruption in sensitive areas.
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Easy Installation: Modular design allows for quick and flexible setup in a wide range of industrial applications.
Q&A
Q: What is Beckhoff equipment used for?
A: Beckhoff products are used for industrial automation, providing control, motion, and communication solutions for a variety of industries.
Q: What features are included in Beckhoff automation systems?
A: Features include high-performance CPUs, modular I/O systems, compact form factors, and support for leading industrial communication standards like EtherCAT.
Q: Are Beckhoff products energy-efficient?
A: Yes, many Beckhoff systems are designed to reduce energy consumption while maintaining high-speed, precise control.
Q: How does Beckhoff compare to other automation brands?
A: Beckhoff stands out for its open automation systems, flexible designs, and strong performance in both small and large-scale industrial projects.
Maintenance Tips
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Keep Units Clean: Regularly remove dust and debris from ventilation openings and surfaces.
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Check Connections: Inspect cables and connectors periodically for wear or damage.
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Monitor Software Updates: Keep firmware and software updated to ensure optimal performance and security.
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Temperature Control: Ensure devices are operated within recommended temperature ranges to avoid overheating.
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Annual System Check: Have a technician perform a full inspection and preventive maintenance annually.
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