S2EN402-S0001 | Yokogawa ProSafe-RS Bus Coupler Module
Manufacturer: Yokogawa
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Part Number: S2EN402-S0001
Condition：New with Original Package
Product Type: Yokogawa ProSafe-RS Bus Coupler Module
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
YOKOGAWA S2EN402-S0001 – 2-Port N-ESB Bus Coupler Module
Product Overview
The YOKOGAWA S2EN402-S0001 is a specialized 2-port N-ESB bus coupler module developed for Yokogawa’s ProSafe-RS safety instrumented systems. It serves as a high-speed communication interface between the Safety Control Unit (SCU) and N-IO nodes, including node interface units and N-IO I/O modules.
Designed for safety-critical industrial environments, this module supports dual-redundant configurations to enhance system availability and fault tolerance. It ensures uninterrupted and secure data transmission across the N-ESB bus, making it ideal for oil & gas, chemical, and power generation applications.
Technical Specifications
| Feature | Specification |
|---|---|
| Bus Type | N-ESB (Node Enhanced Safety Bus) |
| Ports | 2 independent communication ports |
| Communication Speed | High-speed data exchange (system-defined) |
| Redundancy Support | Dual-redundant configuration for fault tolerance |
| Connected Devices | Interfaces with SCU and N-IO nodes (interface + I/O modules) |
| Channel Count | 16 isolated channels via connected I/O modules |
| Max Current Consumption | 700 mA at 24 V DC |
| Withstand Voltage | 1500 V AC for 1 minute; 42 V DC continuous |
| Cable Type | Unshielded twisted pair (UTP), Cat 5 or better |
| Mounting Style | Baseboard installation within ProSafe-RS chassis |
| Operating Temperature | 0°C to +50°C |
| Weight | 0.24 kg |
| System Integration | Seamless integration with ProSafe-RS architecture |
| Certifications | SIL-rated, compliant with IEC 61508 |