Yokogawa
Yokogawa S2EN402-S0001 2-port N-ESB Bus Coupler Module
In stock, ready to ship
Manufacturer: Yokogawa
Product No.: S2EN402-S0001
Product Type: Bus Coupler Module
Product Origin: USA
Payment: T/T
Weight: 760g
Shipping port: Xiamen
Warranty: 12 months
Yes, we provide a 30-day money-back guarantee for all purchases.
Yes, all items come with a 12-month warranty from the date of shipment.
The S2EN402-S0001 is a 2-port N-ESB bus coupler module designed for use in ProSafe-RS safety instrumented systems. It provides a high-speed communication interface between the Safety Control Unit (SCU) and an N-IO node, which consists of a node interface unit and N-IO I/O units. This module ensures reliable data exchange over the N-ESB bus and supports dual-redundant configurations for enhanced system availability.
Technical Specifications
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N-ESB Bus Interface
- Model Variants:
- S2EN402: 2 communication ports
- S2EN404: 4 communication ports
- Connector Type: RJ-45 (ISO/IEC 8877-compliant)
- Transmission Medium: Unshielded twisted pair (UTP), Cat 5 or higher
- Transmission Speed: 100 Mbps
- Maximum Cable Distance: 100 m between nodes (cabinet-contained routing only)
- Connection Configuration:
- Modules must be installed in odd-numbered and adjacent even-numbered slots of the S2SC70 base unit
- Connected to N-ESB bus 1 and bus 2 respectively
- Always used in dual-redundant configuration
- Model Variants:
-
Electrical and Mechanical
- Current Consumption: 0.5 A
- Weight: 0.22 kg
- Mounting Restrictions:
- Slots 7 and 8 of S2SC70 are unavailable if ESB bus coupler modules (SEC401/SEC402) are installed
- Only slots 1–6 are usable for S2EN402/S2EN404 in redundant pairs