The Yokogawa ALE111-S51-S1 is a high-performance Ethernet communication module built for seamless integration with Field Control Station (FCS) systems. It enables direct, reliable communication between FCS units and Ethernet-based subsystems. This module is ideal for industrial automation applications, including process control, SCADA, and safety systems. It supports essential communication functions such as Modbus Slave, DNP3 Slave, and subsystem communications, and connects with various third-party controllers like FA-M3, MELSEC, and PLC-5/SLC500. With its rugged design, efficient data handling, and industry-standard interfaces, the ALE111-S51-S1 ensures uninterrupted performance in demanding environments.

Technical Specifications

• Model: ALE111-S51-S1
• Product Type: Ethernet Communication Module
• Manufacturer: Yokogawa
• Interface Standard: IEEE 802.3 10BASE-T
• Media Access Control: CSMA/CD
• Connection Method: Point-to-point
• Connector Type: RJ-45
• Transmission Method: Half-duplex
• Transmission Speed: 10 Mbps
• Cable Type: 100-ohm unshielded twisted-pair
• Transmission Distance: Up to 100 meters per segment
• Number of Ports: 1

Communication Functions

• Modbus Slave communication
• DNP3 Slave (supported units only)
• Subsystem communication protocols

Power and Environment

• Power Supply: 5 VDC
• Current Consumption: 0.5 A
• Operating Temperature: 0°C to +55°C
• Storage Temperature: -20°C to +70°C
• Protection Class: IP20
• Weight: 0.3 kg