Product Overview

The Yokogawa S2EN402-S0001 is a high-performance Ethernet Communication Module designed for use within the Yokogawa CENTUM VP and ProSafe-RS systems. This module serves as a critical interface for the Network I/O (N-IO) and Field I/O (FIO) infrastructure, enabling high-speed data exchange between the control station and the field network. The S2EN402-S0001 is a dual-port Ethernet communication module that ensures efficient and synchronized communication between localized I/O nodes and the main Field Control Stations (A2FU120 or A2FV100).

The S2EN402 is engineered to support high-reliability communication protocols and is essential for systems requiring real-time data transmission in applications such as oil and gas, power plants, and chemical plants.

Key Features

• Model: Yokogawa S2EN402-S0001

• Type: Ethernet Communication Module (Bridge/Switch)

• Ports: Dual 100BASE-TX / 1000BASE-T Ethernet ports

• Protocol: Vnet/IP or TCP/IP (configurable)

• Transmission Speed: 100 Mbps or 1 Gbps (Autonegotiation)

• Connector Type: RJ-45 for easy integration with standard Ethernet cabling

• Redundancy: Supports dual-redundant configurations for high availability

• Mounting: DIN-rail vertical mounting for ease of installation

• Power Supply: Powered via 24 V DC from the base unit backplane

• Current Consumption: Approx. 0.5 A at 24 V DC

• Isolation: 1500 V AC isolation between Ethernet ports and internal logic

Technical Specifications

Key Features & Benefits

• High Availability: Ensures 24/7 continuous operation in critical infrastructure settings such as oil & gas, power, and chemical industries. The dual-redundant configuration offers bumpless switchover, minimizing downtime in case of failures.

• Deterministic Timing: Guarantees that I/O data packets reach the controller within a defined time window, which is essential for PID control loops and safety trips.

• Diagnostic Capabilities: Equipped with front-panel LEDs that indicate the following:

• STATUS: Displays the module’s health status.

• ACT/LINK: Indicates Ethernet traffic and connection status.

• DUP: Shows the duplex status of the communication (Full or Half).

Physical & Environmental Specifications