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Beckhoff EL3318
by Beckhoff
Read verified buyer reviews ↓OverviewThe Beckhoff EL3318 is an advanced 8-channel analog input terminal engineered for highly accurate thermocouple temperature acquisition in demanding industrial settings. This innovative EtherCAT unit provides exceptional precision and dependability, making it a vital component for critical process management, comprehensive system monitoring, and sophisticated data recording tasks. Compatible with a broad range of thermocouple types, the EL3318 ensures flexible adaptation to diverse temperature sensing requirements. Its embedded cold-junction compensation circuitry, paired with ultra-fast EtherCAT real-time communication, guarantees unmatched measurement integrity and instantaneous data transfer, enabling robust and responsive control platforms.Key Features Eight Thermocouple Inputs: High-density capability for simultaneously monitoring multiple temperature points. Broad Thermocouple Support: Compatible with all standard thermocouple varieties, including K, J, T, N, E, B, R, and S, facilitating wide application flexibility. Integrated Cold-Junction Compensation (CJC): Advanced, per-channel block CJC ensures superior measurement accuracy by automatically adjusting for reference junction temperature changes. High-Resolution 16-bit Conversion: Delivers outstanding precision and detail for capturing even minor temperature shifts. Compact 24 mm EtherCAT Design: Space-saving form factor for efficient panel mounting while maintaining robust industrial construction. Diagnostic Indicators: Intuitive status and diagnostic LEDs for each channel provide real-time operational feedback and simplify troubleshooting. Seamless TwinCAT Compatibility: Effortless configuration and programming within the Beckhoff TwinCAT automation software environment streamlines system development. Real-time EtherCAT Connectivity: Guarantees deterministic and high-speed data exchange for critical control loops and synchronized operations. Technical Specifications Part Number EL3318 Manufacturer Beckhoff Channels 8 analog inputs specifically designed for thermocouples. Signal Types K, J, T, N, E, B, R, S Resolution 16-bit Cold-Junction Compensation Integrated per channel block Isolation 500 V (I/O to bus system) for enhanced system protection and signal integrity. Housing Width 24 mm Mounting DIN rail (EtherCAT Terminal system) Operating Temperature –25 °C to +60 °C, ensuring reliable operation in harsh industrial environments. Applications Multi-Channel Temperature Monitoring: Perfect for systems requiring simultaneous temperature acquisition from numerous sensors. Process Automation and Control: Essential for maintaining precise temperature setpoints in manufacturing, chemical, and pharmaceutical processes. Industrial Heating Systems: Ensures accurate temperature profiling and control for thermal processing applications in ovens, furnaces, and kilns. Building Management and HVAC: Enhances energy efficiency and comfort through precise environmental temperature management. Laboratory and Testing Environments: Provides reliable data for research, development, and quality assurance testing. Food and Beverage Sector: Critical for temperature regulation in key steps like pasteurization and sterilization. Why Choose This Model?The Beckhoff EL3318 stands out as an exceptional selection for any application requiring high-density, accurate, and real-time thermocouple temperature measurement. Its unparalleled combination of eight input channels within a compact 24 mm housing makes it a space-efficient powerhouse. The carefully integrated cold-junction compensation ensures your temperature readings are consistently precise, eliminating errors often linked with less sophisticated solutions. With its seamless integration into the EtherCAT ecosystem and TwinCAT software, the EL3318 offers rapid deployment and simplified engineering, reducing overall system costs and development time.Order NowContact Palm Parts Solution to get a quote today.FAQWhat types of thermocouples does the EL3318 support?The EL3318 supports a wide range of common thermocouple types including K, J, T, N, E, B, R, and S.What is cold-junction compensation and why is it important?Cold-junction compensation (CJC) is a technique used to correct for temperature variations at the thermocouple
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Beckhoff EL3318
Overview
This is a genuine Beckhoff component from the EtherCAT Terminals family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Beckhoff catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Beckhoff automation ecosystem
- Engineered to integrate inside EtherCAT Terminals installations
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Beckhoff equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Beckhoff catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Beckhoff platform with documented conversion notes for the EtherCAT Terminals family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
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Part Number
EL3318
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Manufacturer
Beckhoff
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Channels
8 analog inputs specifically designed for thermocouples.
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Signal Types
K, J, T, N, E, B, R, S
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Resolution
16-bit
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Cold-Junction Compensation
Integrated per channel block
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Isolation
500 V (I/O to bus system) for enhanced system protection and signal integrity.
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Housing Width
24 mm
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Mounting
DIN rail (EtherCAT Terminal system)
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Operating Temperature
–25 °C to +60 °C, ensuring reliable operation in harsh industrial environments.
Applications
- Multi-Channel Temperature Monitoring: Perfect for systems requiring simultaneous temperature acquisition from numerous sensors.
- Process Automation and Control: Essential for maintaining precise temperature setpoints in manufacturing, chemical, and pharmaceutical processes.
- Industrial Heating Systems: Ensures accurate temperature profiling and control for thermal processing applications in ovens, furnaces, and kilns.
- Building Management and HVAC: Enhances energy efficiency and comfort through precise environmental temperature management.
- Laboratory and Testing Environments: Provides reliable data for research, development, and quality assurance testing.
- Food and Beverage Sector: Critical for temperature regulation in key steps like pasteurization and sterilization.
Why Choose the EL3318?
The Beckhoff EL3318 stands out as an exceptional selection for any application requiring high-density, accurate, and real-time thermocouple temperature measurement. Its unparalleled combination of eight input channels within a compact 24 mm housing makes it a space-efficient powerhouse. The carefully integrated cold-junction compensation ensures your temperature readings are consistently precise, eliminating errors often linked with less sophisticated solutions. With its seamless integration into the EtherCAT ecosystem and TwinCAT software, the EL3318 offers rapid deployment and simplified engineering, reducing overall system costs and development time.
Availability & Shipping
- ▸In stock: EL3318 ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every EL3318 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Beckhoff
Machine down? We ship parts the same day.
New, surplus, and refurbished Beckhoff inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.