Description
Product Overview
Meet the Flexem FR-ECAT EtherCAT Bus Coupler. It is the reliable backbone for your modular I/O system. This coupler connects your EtherCAT master to up to 31 expansion modules. It features robust power protection and wide voltage input. Build a flexible, high-speed automation system with ease. Perfect for machine builders and system integrators.
Key Features & Benefits
- Wide Power Range: Operates from 9 to 36VDC for flexible installation.
- Built-in Protections: Overcurrent and reverse polarity protection keep your system safe.
- High Power Capacity: Supplies up to 8A to field modules for strong expansion.
- Fast Communication: 100Mbps EtherCAT for real-time data exchange.
- Large Data Area: Handles up to 1024 bytes of input and output process data.
- Easy Installation: Mounts on a standard 35mm DIN rail in seconds.
- Rugged Design: Works from -20°C to 70°C in tough industrial environments.
Technical Specifications
- Brand: Flexem
- Model: FR-ECAT Bus Coupler
- Type: EtherCAT Bus Coupler / Gateway
- Input Voltage: 9 – 36 VDC (Nominal 24 VDC)
- Power Consumption: 110 mA @ 24VDC
- Isolation: Yes, 500V AC between field and system side
- Field Power Output: 22 – 28 VDC (8A Maximum)
- Max Expansion Modules: 31 modules on one bus
- Wire Gauge: Max. 1.5mm² (AWG 16)
- Process Data: Input up to 1024 bytes, Output up to 1024 bytes
- Network Ports: 2 x RJ45, Auto-MDI-X
- Communication Speed: 10/100 Mbps, Full Duplex
- Cable Length: Up to 100 meters between nodes
- Installation: 35mm DIN Rail
- Dimensions (HxWxD): 111 mm x 36 mm x 76 mm
- Weight: 200 grams
- Operating Temperature: -20°C to +70°C
- Storage Temperature: -40°C to +85°C
- Humidity: 5% to 95% (non-condensing)
- Protection Rating: IP20 for indoor use
- Protocol: EtherCAT (CoE)
- Certifications: CE, RoHS compliant
- MTBF (Mean Time Between Failures): >150,000 hours
Simple Setup Guide
- Mount the coupler on the DIN rail.
- Connect your 24VDC power supply to the terminals.
- Plug in the EtherCAT IN cable from your master controller.
- Connect the EtherCAT OUT cable to the next slave device.
- Attach your I/O modules to the right side of the coupler.
- Power on and configure with your engineering software.
Warranty & Fast Shipping
This product is backed by a 12-month warranty. We ship worldwide via reliable carriers: FedEx, UPS, and DHL. You will get tracking information after your order ships.
Frequently Asked Questions
What is the main job of this FR-ECAT coupler?
It acts as the gateway. It connects an EtherCAT network master to a string of modular I/O expansion units.
How many devices can I connect in one chain?
You can connect the coupler plus up to 31 expansion modules in a single EtherCAT branch.
Can I use it with non-Flexem brand I/O modules?
No. The FR-ECAT coupler is designed to work specifically with the Flexem series of modular I/O blocks.
What happens if I connect the power supply in reverse?
The built-in anti-reverse protection will activate. This prevents damage to the coupler. Just correct the wiring.
From experience, what is a common setup mistake?
A common error is not properly terminating the EtherCAT line. Ensure the last device in the chain has its EtherCAT OUT port empty or terminated correctly in software.
Is special software needed to configure it?
You need an EtherCAT master configuration tool, like the one in your PLC programming software (e.g., TwinCAT, Codesys). The coupler’s ESI file is available on our website.
Can it operate in very hot environments?
Yes, its rated up to 70°C. For sustained high temperatures, ensure good airflow around the device.
What’s the best practice for network cable selection?
Always use shielded, industrial-grade EtherCAT cables. This minimizes interference and ensures stable communication over the full 100-meter distance.
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