Yokogawa ALE111-S00 Ethernet Communication Module | Modbus TCP/IP Interface

Yokogawa ALE111-S00 Ethernet Communication Module

The Yokogawa ALE111-S00 is an industrial-grade Ethernet communication module designed to provide seamless Modbus TCP/IP slave connectivity for STARDOM FCN autonomous controllers and distributed control systems. Featuring robust 10BASE-T Ethernet interface technology, this module enables reliable network integration in demanding process automation environments.

Core Technical Specifications

• Communication Protocol: Modbus TCP/IP slave functionality with full protocol stack implementation
• Network Interface: 10BASE-T Ethernet (IEEE 802.3 compliant) with RJ-45 connector
• Data Transfer Rate: 10 Mbps half-duplex operation for deterministic response times
• Network Topology: Star configuration support with standard Ethernet switching infrastructure
• Electrical Isolation: Transformer-isolated Ethernet interface for noise immunity and ground loop protection
• Diagnostic Indicators: LED status displays for link activity, data transmission, and module health
• Operating Temperature: -20°C to +60°C for harsh industrial installations
• Power Consumption: Low-power design minimizing thermal load on control cabinets

Industrial Application Scenarios

SCADA System Integration: Connect distributed STARDOM FCN controllers to centralized SCADA platforms via Modbus TCP/IP, enabling real-time process visualization, alarm management, and historical data trending across oil refineries, chemical plants, and power generation facilities.

Multi-Vendor System Interoperability: Bridge Yokogawa control hardware with third-party HMI systems, PLCs, and data historians through standardized Modbus TCP/IP communication, eliminating proprietary protocol barriers and reducing integration complexity in brownfield modernization projects.

Remote Monitoring Networks: Deploy ALE111-S00 modules in geographically dispersed pump stations, compressor sites, and tank farms to establish Ethernet-based monitoring networks that transmit critical process variables—pressure, flow, temperature, level—to central control rooms over existing IT infrastructure.

Batch Process Control: Implement recipe-driven batch automation in pharmaceutical manufacturing, food processing, and specialty chemical production by enabling Ethernet connectivity between batch controllers and enterprise MES systems for real-time production tracking and regulatory compliance documentation.

System Integration Solutions

The ALE111-S00 integrates seamlessly within Yokogawa's STARDOM ecosystem. Combine with CSL/PW301 Power Supply Module for reliable 24VDC power distribution, pair with PW702 S1 Power Supply for redundant power architectures, and integrate with CP334D S3 Process Controller to create comprehensive CENTUM DCS control networks with unified Ethernet communication infrastructure.

Operational Advantages

• Standardized Protocol: Modbus TCP/IP ensures broad compatibility with industrial automation equipment from multiple vendors
• Simplified Wiring: Single Ethernet cable replaces multiple serial connections, reducing installation labor and material costs
• Network Scalability: Leverage existing Ethernet switches and routers to expand control networks without specialized communication hardware
• Diagnostic Transparency: Built-in LED indicators and network diagnostic capabilities accelerate troubleshooting and minimize downtime
• Industrial Hardening: Wide operating temperature range and electrical isolation ensure reliable operation in electrically noisy environments

Why Select ALE111-S00?

When your automation architecture demands proven Ethernet connectivity with Modbus TCP/IP standardization, the ALE111-S00 delivers field-tested reliability. Its 10BASE-T interface provides deterministic communication performance suitable for time-sensitive process control applications, while transformer isolation protects sensitive electronics from ground potential differences and electrical transients common in industrial power distribution systems.

The module's compact DIN-rail mounting format and low power consumption make it ideal for space-constrained control panels and remote installations where cooling capacity is limited. Whether you're upgrading legacy serial communication networks or designing new Ethernet-based control systems, the ALE111-S00 provides the industrial-grade connectivity foundation that process industries depend on for continuous, safe, and efficient operations.

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