YOKOGAWA FA-M3 F3LE01-5T Ethernet Interface Module

Technical Dossier

Product Details And Specifications

YOKOGAWA FA-M3 Series Technical Notes

The YOKOGAWA FA-M3 programmable controller series is one of the most widely deployed modular PLC platforms in global heavy industry. Installed across petrochemical complexes, nuclear power auxiliary systems, oil refineries, pulp and paper mills, and pharmaceutical batch processing facilities, the FA-M3 architecture is recognized for its deterministic scan performance, high-density I/O capacity, and long-term vendor support commitment. The F3LE01-5T is a 100BASE-TX Ethernet interface module within this platform, enabling TCP/IP-based communication between FA-M3 CPU racks and SCADA, DCS, or MES layers. Its deployment in safety-critical environments has made it a high-demand spare part globally.

The Evolution of FA-M3 Architecture

The FA-M3 platform was introduced by YOKOGAWA in the mid-1990s as a successor to the FA500 series, designed to address the growing demand for high-speed, multi-rack distributed control in process industries. The original architecture used proprietary backplane buses with dedicated CPU modules (F3SP series) and parallel I/O modules (F3X/F3Y series). In the early 2000s, YOKOGAWA expanded the communication layer with dedicated network interface modules including the F3LE01 Ethernet series, enabling integration with Ethernet-based supervisory systems without replacing existing I/O infrastructure.

FA-M3 Full Catalog & Functionalities (SKU List)

CPU Modules

• F3SP22-0S: Standard CPU, 30K step program, basic ladder logic execution
• F3SP28-3N: High-speed CPU, 120K step, multi-task execution, extended memory
• F3SP38-6N: Advanced CPU, 250K step, floating-point arithmetic, SFC support
• F3SP53-4H: High-performance CPU, 500K step, dual-port RAM, fast scan cycle
• F3SP58-6S: Top-tier CPU, 1M step, redundancy-ready, extended I/O mapping
• F3SP67-6S: Ultra-high-speed CPU, 2M step, multi-CPU synchronization support

Digital Input (DI) Modules

• F3XD32-3N: 32-point DC24V digital input, sink/source compatible, high-density
• F3XD64-3N: 64-point DC24V digital input, compact high-density I/O expansion
• F3XD08-1N: 8-point DC24V digital input, isolated, for critical signal monitoring

Digital Output (DO) Modules

• F3YD32-3N: 32-point DC24V transistor output, sink type, high-speed switching
• F3YR16-1N: 16-point relay output, 2A per point, for motor contactor control

Analog Input (AI) Modules

• F3AD04-0N: 4-channel analog input, 4–20mA / 0–10V, 12-bit resolution
• F3AD08-6N: 8-channel analog input, high-resolution 16-bit, for precision process measurement

Analog Output (AO) Modules

• F3DA04-0N: 4-channel analog output, 4–20mA / 0–10V, 12-bit, loop-powered

Communication & Network Interface Modules

• F3LE01-5T: 100BASE-TX Ethernet interface, TCP/IP socket + YOKOGAWA proprietary protocol, RJ-45
• F3LE11-0T: Dual-port Ethernet interface, supports MODBUS/TCP and EtherNet/IP
• F3LP02-0N: PROFIBUS-DP slave interface module, 12Mbps, GSD file configurable
• F3LR02-0N: RS-232C/RS-485 serial communication module, multi-protocol support

Power Supply Modules

• F3PU20-0S: AC100–240V input power supply, 20W output for FA-M3 base unit
• F3PU30-0S: AC100–240V input power supply, 30W, for high-density I/O configurations

Quality Control for the FA-M3 Range

FA-M3 modules present specific test challenges due to their proprietary backplane bus protocol and multi-slot rack communication architecture. DriveKNMS employs a dedicated FA-M3 test bench configured with an F3BU16-0N base unit, F3SP58-6S CPU, and calibrated I/O loads to perform functional verification on all module types. For the F3LE01-5T specifically, the test procedure includes: physical layer verification (100BASE-TX link negotiation), TCP/IP socket open/close cycle testing, YOKOGAWA proprietary Ethernet communication handshake validation, and sustained data throughput testing at rated packet rates. Modules that fail any stage of this protocol are quarantined and not offered for sale. Units that pass are assigned a DriveKNMS test certificate with technician ID, test date, and result log.