Introduction
The Yokogawa F3LE11-0T Ethernet Interface Module is a high-speed communication module designed for FA-M3 PLC systems, enabling reliable industrial Ethernet connectivity between controllers, SCADA systems, engineering stations, and industrial PCs.
Built on IEEE 802.3 standards, it supports fast and stable data exchange over 10BASE-T and 100BASE-TX networks, making it suitable for modern automation systems that require real-time monitoring, remote operation, and centralized control.
This module is especially valued in industrial environments where communication speed, network stability, and system integration flexibility are critical for operational efficiency.
Technical Specifications
| Parameter | Specification |
|---|
| Model | F3LE11-0T |
| Module Type | Ethernet Interface Module |
| Series | FA-M3 |
| Ethernet Standard | IEEE 802.3 |
| Communication Speed | 10/100 Mbps auto-switching |
| Interface Type | 10BASE-T / 100BASE-TX |
| Communication Protocols | TCP/IP, UDP/IP, ICMP, ARP |
| Advanced Functions | SMTP, POP3, HTTP support |
| Transmission Method | Baseband |
| Access Control | CSMA/CD |
| Max Segment Length | 100 m (twisted pair cable) |
| Network Topology | Star / switched Ethernet |
| Data Communication | PLC ↔ PC / SCADA / HMI |
| Remote Functions | Monitoring, program upload/download, diagnostics |
| Power Consumption | Approx. 350 mA |
| Mounting | FA-M3 base unit slot |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -20°C to 75°C |
| Humidity | 10–90% RH (non-condensing) |
| Dimensions (W × H × D) | 28.9 × 100 × 83.2 mm |
| Weight | Approx. 0.13 kg |
Applications
The F3LE11-0T is widely used in industrial automation systems requiring fast and stable Ethernet communication. Its dual-speed capability makes it suitable for both legacy and modern network infrastructures.
Typical applications include:
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Factory automation and SCADA integration systems
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Real-time production monitoring platforms
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Remote PLC programming and maintenance systems
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Industrial data collection and analysis systems
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Multi-controller distributed automation networks
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Building and infrastructure management systems
Its Ethernet flexibility allows seamless integration into enterprise-level control architectures.
Advantages
One of the key strengths of the F3LE11-0T is its dual-speed Ethernet capability (10/100 Mbps auto-negotiation), allowing smooth integration into both legacy and modern industrial networks without additional hardware changes.
It supports standard TCP/IP communication, ensuring compatibility with a wide range of SCADA systems, engineering tools, and industrial PCs.
The module also enables advanced communication functions such as email-based notifications (SMTP/POP3), improving system visibility and remote diagnostics capabilities.
Its direct PLC access function allows external systems to read and write controller data without requiring complex ladder programming, significantly reducing engineering workload.
Additionally, high-speed data transfer and stable CSMA/CD-based Ethernet operation ensure reliable performance even in busy industrial network environments.
Technical FAQs
1. What is the main function of the F3LE11-0T?
It provides Ethernet communication between FA-M3 PLC systems and external devices such as PCs and SCADA systems.
2. Does it support both 10 Mbps and 100 Mbps?
Yes, it automatically switches between 10BASE-T and 100BASE-TX.
3. What communication protocols are supported?
TCP/IP, UDP/IP, ICMP, ARP, and additional protocols like SMTP and POP3.
4. Can it be used for remote PLC programming?
Yes, it supports program upload, download, and remote monitoring.
5. What is the maximum cable distance?
Up to 100 meters using standard Ethernet cabling.
6. Is it suitable for SCADA integration?
Yes, it is widely used for SCADA and HMI connectivity.
7. Does it support real-time monitoring?
Yes, it enables real-time PLC data exchange over Ethernet networks.
8. Is special programming required?
No, it uses built-in FA-M3 Ethernet communication functions.
9. What is the mounting method?
It is installed directly into an FA-M3 base unit slot.
10. Is it suitable for industrial environments?
Yes, it is designed for stable operation in noisy industrial conditions.
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